{
  "name": "Indice SangoImmo des prix de la construction au Cameroun 2026",
  "name_en": "SangoImmo Cameroon Construction Price Index 2026",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "attribution": "SangoImmo — https://sangoimmo.com/indice-prix-construction-cameroun-2026",
  "updated": "2026-06-13",
  "currency": "XAF",
  "methodology": {
    "source": "SangoImmo costing engine over type plans and the default materials catalogue",
    "labour_share_of_materials": 0.35,
    "vat": 0.1925,
    "excludes": [
      "land",
      "servicing_and_connections",
      "site_contingencies"
    ],
    "regional_index_note": "indicative per-city adjustment vs the national baseline"
  },
  "typologies": [
    {
      "id": "studio",
      "type_fr": "un studio (T1)",
      "type_en": "a studio (T1)",
      "surface_m2": 34,
      "cout_total_fcfa_ttc": 17120074,
      "cout_par_m2_fcfa": 502055
    },
    {
      "id": "t2",
      "type_fr": "une maison T2",
      "type_en": "a one-bedroom house (T2)",
      "surface_m2": 52,
      "cout_total_fcfa_ttc": 21103634,
      "cout_par_m2_fcfa": 401974
    },
    {
      "id": "t3",
      "type_fr": "une maison T3",
      "type_en": "a 3-bedroom house (T3)",
      "surface_m2": 80,
      "cout_total_fcfa_ttc": 27438366,
      "cout_par_m2_fcfa": 342980
    },
    {
      "id": "t4",
      "type_fr": "une maison T4",
      "type_en": "a 4-bedroom house (T4)",
      "surface_m2": 110,
      "cout_total_fcfa_ttc": 35707303,
      "cout_par_m2_fcfa": 324612
    },
    {
      "id": "villa",
      "type_fr": "une villa 4 chambres",
      "type_en": "a 4-bedroom villa",
      "surface_m2": 138,
      "cout_total_fcfa_ttc": 38800395,
      "cout_par_m2_fcfa": 281162
    },
    {
      "id": "villa_moderne",
      "type_fr": "une villa moderne",
      "type_en": "a modern villa",
      "surface_m2": 216,
      "cout_total_fcfa_ttc": 68113116,
      "cout_par_m2_fcfa": 315339
    },
    {
      "id": "maison_jardin",
      "type_fr": "une maison avec jardin et piscine",
      "type_en": "a house with garden and pool",
      "surface_m2": 110,
      "cout_total_fcfa_ttc": 44466248,
      "cout_par_m2_fcfa": 404239
    },
    {
      "id": "bungalow_2ch",
      "type_fr": "un bungalow",
      "type_en": "a bungalow",
      "surface_m2": 90,
      "cout_total_fcfa_ttc": 30257016,
      "cout_par_m2_fcfa": 336189
    },
    {
      "id": "townhouse",
      "type_fr": "une maison de ville",
      "type_en": "a townhouse",
      "surface_m2": 114,
      "cout_total_fcfa_ttc": 38736019,
      "cout_par_m2_fcfa": 339790
    },
    {
      "id": "courtyard",
      "type_fr": "une maison à patio",
      "type_en": "a courtyard house",
      "surface_m2": 120,
      "cout_total_fcfa_ttc": 41515462,
      "cout_par_m2_fcfa": 345962
    },
    {
      "id": "duplex",
      "type_fr": "un duplex",
      "type_en": "a duplex",
      "surface_m2": 189,
      "cout_total_fcfa_ttc": 53687629,
      "cout_par_m2_fcfa": 284062
    },
    {
      "id": "villa_familiale",
      "type_fr": "une grande villa familiale",
      "type_en": "a large family villa",
      "surface_m2": 253,
      "cout_total_fcfa_ttc": 71642519,
      "cout_par_m2_fcfa": 283172
    },
    {
      "id": "bi_appart",
      "type_fr": "un niveau de petit immeuble (2 appartements)",
      "type_en": "one floor of a small apartment building (2 flats)",
      "surface_m2": 144,
      "cout_total_fcfa_ttc": 44107829,
      "cout_par_m2_fcfa": 306304
    }
  ],
  "materials": [
    {
      "id": "mat_fond_beton_propre",
      "materiau_fr": "Béton de propreté",
      "material_en": "Lean concrete",
      "categorie": "Fondations",
      "unite": "m³",
      "prix_fcfa": 95000
    },
    {
      "id": "mat_fond_semelle",
      "materiau_fr": "Semelle filante en béton armé",
      "material_en": "Strip footing (reinforced)",
      "categorie": "Fondations",
      "unite": "m³",
      "prix_fcfa": 165000
    },
    {
      "id": "mat_fond_soub",
      "materiau_fr": "Soubassement en parpaing 20cm",
      "material_en": "Foundation block 20cm",
      "categorie": "Fondations",
      "unite": "m²",
      "prix_fcfa": 14500
    },
    {
      "id": "mat_fond_chainage",
      "materiau_fr": "Chaînage bas en béton armé",
      "material_en": "Bottom tie beam (RC)",
      "categorie": "Fondations",
      "unite": "ml",
      "prix_fcfa": 8500
    },
    {
      "id": "mat_fond_remblai",
      "materiau_fr": "Remblai latéritique compacté",
      "material_en": "Compacted laterite fill",
      "categorie": "Fondations",
      "unite": "m³",
      "prix_fcfa": 12000
    },
    {
      "id": "mat_par_15",
      "materiau_fr": "Parpaing creux 15 cm",
      "material_en": "Hollow block 15 cm",
      "categorie": "Maçonnerie",
      "unite": "u",
      "prix_fcfa": 350
    },
    {
      "id": "mat_par_20",
      "materiau_fr": "Parpaing creux 20 cm",
      "material_en": "Hollow block 20 cm",
      "categorie": "Maçonnerie",
      "unite": "u",
      "prix_fcfa": 425
    },
    {
      "id": "mat_brique_terre",
      "materiau_fr": "Brique de Terre Compressée (BTC)",
      "material_en": "Compressed Earth Block (CEB)",
      "categorie": "Maçonnerie",
      "unite": "u",
      "prix_fcfa": 175
    },
    {
      "id": "mat_brique_cuite",
      "materiau_fr": "Brique cuite pleine",
      "material_en": "Fired clay brick",
      "categorie": "Maçonnerie",
      "unite": "u",
      "prix_fcfa": 220
    },
    {
      "id": "mat_ciment",
      "materiau_fr": "Ciment CEM II (sac 50 kg)",
      "material_en": "Cement CEM II (50 kg bag)",
      "categorie": "Maçonnerie",
      "unite": "sac",
      "prix_fcfa": 6200
    },
    {
      "id": "mat_sable",
      "materiau_fr": "Sable de rivière",
      "material_en": "River sand",
      "categorie": "Maçonnerie",
      "unite": "m³",
      "prix_fcfa": 14000
    },
    {
      "id": "mat_gravier",
      "materiau_fr": "Gravier concassé 5/15",
      "material_en": "Crushed gravel 5/15",
      "categorie": "Maçonnerie",
      "unite": "m³",
      "prix_fcfa": 22000
    },
    {
      "id": "mat_fer_8",
      "materiau_fr": "Fer à béton Ø8 (étriers)",
      "material_en": "Rebar Ø8 (stirrups)",
      "categorie": "Maçonnerie",
      "unite": "kg",
      "prix_fcfa": 900
    },
    {
      "id": "mat_fer_10",
      "materiau_fr": "Fer à béton Ø10",
      "material_en": "Rebar Ø10",
      "categorie": "Maçonnerie",
      "unite": "kg",
      "prix_fcfa": 850
    },
    {
      "id": "mat_fer_12",
      "materiau_fr": "Fer à béton Ø12",
      "material_en": "Rebar Ø12",
      "categorie": "Maçonnerie",
      "unite": "kg",
      "prix_fcfa": 825
    },
    {
      "id": "mat_chainage_haut",
      "materiau_fr": "Chaînage haut en béton armé",
      "material_en": "Top tie beam (RC)",
      "categorie": "Maçonnerie",
      "unite": "ml",
      "prix_fcfa": 8500
    },
    {
      "id": "mat_poteau",
      "materiau_fr": "Poteau béton armé 20×20",
      "material_en": "RC post 20×20",
      "categorie": "Maçonnerie",
      "unite": "ml",
      "prix_fcfa": 12500
    },
    {
      "id": "mat_enduit",
      "materiau_fr": "Enduit ciment 2 faces",
      "material_en": "Cement render (both faces)",
      "categorie": "Maçonnerie",
      "unite": "m²",
      "prix_fcfa": 3500
    },
    {
      "id": "mat_bardage_bois",
      "materiau_fr": "Bardage bois (façade)",
      "material_en": "Wood cladding (façade)",
      "categorie": "Maçonnerie",
      "unite": "m²",
      "prix_fcfa": 9000
    },
    {
      "id": "mat_charpente",
      "materiau_fr": "Charpente bois traité",
      "material_en": "Treated timber framing",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 9500
    },
    {
      "id": "mat_charpente_metal",
      "materiau_fr": "Charpente métallique légère",
      "material_en": "Light steel framing",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 14500
    },
    {
      "id": "mat_dalle_toit",
      "materiau_fr": "Dalle béton armé (toit-terrasse)",
      "material_en": "RC slab (flat roof)",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 28000
    },
    {
      "id": "mat_parapet",
      "materiau_fr": "Acrotère béton armé",
      "material_en": "Parapet (reinforced concrete)",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 18500
    },
    {
      "id": "mat_tole_galv",
      "materiau_fr": "Tôle ondulée galvanisée 30/100",
      "material_en": "Galvanized corrugated sheet 30/100",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 4800
    },
    {
      "id": "mat_tole_alu",
      "materiau_fr": "Tôle aluzinc 40/100",
      "material_en": "Aluzinc sheet 40/100",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 7200
    },
    {
      "id": "mat_tole_laquee",
      "materiau_fr": "Tôle prélaquée 40/100",
      "material_en": "Pre-coated steel sheet 40/100",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 8200
    },
    {
      "id": "mat_tuile",
      "materiau_fr": "Tuile en terre cuite",
      "material_en": "Clay roof tile",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 12000
    },
    {
      "id": "mat_tuile_beton",
      "materiau_fr": "Tuile béton grise",
      "material_en": "Grey concrete tile",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 9500
    },
    {
      "id": "mat_chaume",
      "materiau_fr": "Chaume / paille tressée",
      "material_en": "Thatch / woven straw",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 7500
    },
    {
      "id": "mat_etancheite",
      "materiau_fr": "Étanchéité bitumineuse multicouche",
      "material_en": "Multi-layer bituminous waterproofing",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 6500
    },
    {
      "id": "mat_toit_vegetal",
      "materiau_fr": "Toiture végétalisée extensive",
      "material_en": "Extensive green roof",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 22000
    },
    {
      "id": "mat_ecran_sous_toiture",
      "materiau_fr": "Écran sous-toiture HPV",
      "material_en": "Breathable roof underlayment",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 1800
    },
    {
      "id": "mat_isolant_toit",
      "materiau_fr": "Isolant laine minérale 100 mm",
      "material_en": "Mineral wool insulation 100 mm",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 4200
    },
    {
      "id": "mat_fixation_tole",
      "materiau_fr": "Tirefond + cavalier",
      "material_en": "Roofing screw + clip",
      "categorie": "Toiture",
      "unite": "u",
      "prix_fcfa": 95
    },
    {
      "id": "mat_fixation_tuile",
      "materiau_fr": "Crochet tuile inox",
      "material_en": "Stainless tile hook",
      "categorie": "Toiture",
      "unite": "u",
      "prix_fcfa": 75
    },
    {
      "id": "mat_faitage",
      "materiau_fr": "Faîtière (capot de faîtage)",
      "material_en": "Ridge cap",
      "categorie": "Toiture",
      "unite": "ml",
      "prix_fcfa": 5800
    },
    {
      "id": "mat_aretier",
      "materiau_fr": "Arêtier (capot d'arêtier)",
      "material_en": "Hip cap",
      "categorie": "Toiture",
      "unite": "ml",
      "prix_fcfa": 6200
    },
    {
      "id": "mat_noue",
      "materiau_fr": "Noue zinc + bavette",
      "material_en": "Zinc valley flashing",
      "categorie": "Toiture",
      "unite": "ml",
      "prix_fcfa": 9800
    },
    {
      "id": "mat_fascia",
      "materiau_fr": "Planche de rive (bois ou alu)",
      "material_en": "Fascia board (wood or alu)",
      "categorie": "Toiture",
      "unite": "ml",
      "prix_fcfa": 4200
    },
    {
      "id": "mat_soffit",
      "materiau_fr": "Sous-face (lambris ou alu)",
      "material_en": "Soffit (board or alu)",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 6500
    },
    {
      "id": "mat_fp_toit",
      "materiau_fr": "Faux-plafond contreplaqué",
      "material_en": "Plywood false ceiling",
      "categorie": "Toiture",
      "unite": "m²",
      "prix_fcfa": 5500
    },
    {
      "id": "mat_gouttiere",
      "materiau_fr": "Gouttière demi-ronde alu",
      "material_en": "Aluminum half-round gutter",
      "categorie": "Toiture",
      "unite": "ml",
      "prix_fcfa": 4200
    },
    {
      "id": "mat_descente_ep",
      "materiau_fr": "Descente eaux pluviales Ø 100",
      "material_en": "Downpipe Ø 100",
      "categorie": "Toiture",
      "unite": "ml",
      "prix_fcfa": 6200
    },
    {
      "id": "mat_dalle_sol",
      "materiau_fr": "Dallage béton 12 cm + treillis",
      "material_en": "Concrete slab 12 cm + mesh",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 16500
    },
    {
      "id": "mat_dalle_inter",
      "materiau_fr": "Dalle BA intermédiaire (entre niveaux)",
      "material_en": "RC slab between floors",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 28000
    },
    {
      "id": "mat_chape",
      "materiau_fr": "Chape ciment lissée",
      "material_en": "Smooth cement screed",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 4500
    },
    {
      "id": "mat_carrelage",
      "materiau_fr": "Carrelage grès cérame 40×40",
      "material_en": "Porcelain tile 40×40",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 11000
    },
    {
      "id": "mat_carrelage_lux",
      "materiau_fr": "Carrelage gamme moyenne 60×60",
      "material_en": "Mid-range tile 60×60",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 16500
    },
    {
      "id": "mat_carrelage_gris",
      "materiau_fr": "Carrelage gris anthracite 60×60",
      "material_en": "Anthracite grey tile 60×60",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 15500
    },
    {
      "id": "mat_carrelage_bois",
      "materiau_fr": "Carrelage imitation bois",
      "material_en": "Wood-look tile",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 17500
    },
    {
      "id": "mat_carrelage_blanc",
      "materiau_fr": "Carrelage blanc brillant 60×60",
      "material_en": "Glossy white tile 60×60",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 14000
    },
    {
      "id": "mat_carrelage_terre",
      "materiau_fr": "Tomette / terre cuite",
      "material_en": "Terracotta tile",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 13000
    },
    {
      "id": "mat_colle_carrelage",
      "materiau_fr": "Colle à carrelage (sac 25 kg)",
      "material_en": "Tile adhesive (25 kg bag)",
      "categorie": "Sols",
      "unite": "sac",
      "prix_fcfa": 6500
    },
    {
      "id": "mat_joint_carrelage",
      "materiau_fr": "Mortier joint carrelage",
      "material_en": "Tile grout",
      "categorie": "Sols",
      "unite": "kg",
      "prix_fcfa": 1200
    },
    {
      "id": "mat_plinthe",
      "materiau_fr": "Plinthe carrelage",
      "material_en": "Tile skirting",
      "categorie": "Sols",
      "unite": "ml",
      "prix_fcfa": 1800
    },
    {
      "id": "mat_escalier_marche",
      "materiau_fr": "Marche béton + revêtement",
      "material_en": "Concrete stair tread + finish",
      "categorie": "Sols",
      "unite": "u",
      "prix_fcfa": 18500
    },
    {
      "id": "mat_escalier_palier",
      "materiau_fr": "Palier intermédiaire (dalle BA)",
      "material_en": "Intermediate landing (RC slab)",
      "categorie": "Sols",
      "unite": "m²",
      "prix_fcfa": 32000
    },
    {
      "id": "mat_escalier_garde",
      "materiau_fr": "Garde-corps fer forgé",
      "material_en": "Wrought-iron handrail",
      "categorie": "Sols",
      "unite": "ml",
      "prix_fcfa": 28000
    },
    {
      "id": "mat_plafond_enduit",
      "materiau_fr": "Plafond enduit + peinture",
      "material_en": "Plastered + painted ceiling",
      "categorie": "Plafond",
      "unite": "m²",
      "prix_fcfa": 3200
    },
    {
      "id": "mat_plafond_cp",
      "materiau_fr": "Faux-plafond contreplaqué",
      "material_en": "Plywood false ceiling",
      "categorie": "Plafond",
      "unite": "m²",
      "prix_fcfa": 5500
    },
    {
      "id": "mat_plafond_placo",
      "materiau_fr": "Faux-plafond placo BA13",
      "material_en": "Plasterboard ceiling BA13",
      "categorie": "Plafond",
      "unite": "m²",
      "prix_fcfa": 7000
    },
    {
      "id": "mat_plafond_pvc",
      "materiau_fr": "Faux-plafond lambris PVC",
      "material_en": "PVC cladding ceiling",
      "categorie": "Plafond",
      "unite": "m²",
      "prix_fcfa": 6500
    },
    {
      "id": "mat_plafond_staff",
      "materiau_fr": "Faux-plafond staff (plâtre)",
      "material_en": "Staff (plaster) ceiling",
      "categorie": "Plafond",
      "unite": "m²",
      "prix_fcfa": 12000
    },
    {
      "id": "mat_cloture",
      "materiau_fr": "Clôture (poteaux + remplissage)",
      "material_en": "Fence (posts + infill)",
      "categorie": "Clôture & extérieur",
      "unite": "ml",
      "prix_fcfa": 22000
    },
    {
      "id": "mat_garde_corps",
      "materiau_fr": "Garde-corps métallique",
      "material_en": "Metal railing",
      "categorie": "Clôture & extérieur",
      "unite": "ml",
      "prix_fcfa": 35000
    },
    {
      "id": "mat_vitrage",
      "materiau_fr": "Vitrage (garde-corps / allège)",
      "material_en": "Glazing (railing / spandrel)",
      "categorie": "Clôture & extérieur",
      "unite": "m²",
      "prix_fcfa": 65000
    },
    {
      "id": "mat_porte_ent",
      "materiau_fr": "Porte d'entrée métallique 1m",
      "material_en": "Steel entry door 1m",
      "categorie": "Menuiseries",
      "unite": "u",
      "prix_fcfa": 145000
    },
    {
      "id": "mat_porte_int",
      "materiau_fr": "Porte intérieure en bois 90cm",
      "material_en": "Interior wood door 90cm",
      "categorie": "Menuiseries",
      "unite": "u",
      "prix_fcfa": 38000
    },
    {
      "id": "mat_porte_wc",
      "materiau_fr": "Porte WC/douche 70cm",
      "material_en": "WC/shower door 70cm",
      "categorie": "Menuiseries",
      "unite": "u",
      "prix_fcfa": 28000
    },
    {
      "id": "mat_porte_garage",
      "materiau_fr": "Porte de garage",
      "material_en": "Garage door",
      "categorie": "Menuiseries",
      "unite": "u",
      "prix_fcfa": 185000
    },
    {
      "id": "mat_fenetre_alu",
      "materiau_fr": "Fenêtre aluminium coulissante 1.2×1.2",
      "material_en": "Sliding alu window 1.2×1.2",
      "categorie": "Menuiseries",
      "unite": "u",
      "prix_fcfa": 78000
    },
    {
      "id": "mat_fenetre_pvc",
      "materiau_fr": "Fenêtre PVC battante 1×1.2",
      "material_en": "PVC casement window 1×1.2",
      "categorie": "Menuiseries",
      "unite": "u",
      "prix_fcfa": 52000
    },
    {
      "id": "mat_grille",
      "materiau_fr": "Grille de protection fer forgé",
      "material_en": "Wrought iron grille",
      "categorie": "Menuiseries",
      "unite": "m²",
      "prix_fcfa": 22000
    },
    {
      "id": "mat_wc",
      "materiau_fr": "WC complet avec chasse",
      "material_en": "Toilet with cistern",
      "categorie": "Plomberie",
      "unite": "u",
      "prix_fcfa": 65000
    },
    {
      "id": "mat_lavabo",
      "materiau_fr": "Lavabo + colonne + robinet",
      "material_en": "Washbasin + pedestal + tap",
      "categorie": "Plomberie",
      "unite": "u",
      "prix_fcfa": 48000
    },
    {
      "id": "mat_douche",
      "materiau_fr": "Bac à douche + mitigeur",
      "material_en": "Shower tray + mixer",
      "categorie": "Plomberie",
      "unite": "u",
      "prix_fcfa": 85000
    },
    {
      "id": "mat_evier",
      "materiau_fr": "Évier cuisine inox 2 bacs",
      "material_en": "Stainless steel double sink",
      "categorie": "Plomberie",
      "unite": "u",
      "prix_fcfa": 55000
    },
    {
      "id": "mat_pvc_eau",
      "materiau_fr": "Tuyauterie PVC eau pression",
      "material_en": "PVC water pressure pipe",
      "categorie": "Plomberie",
      "unite": "ml",
      "prix_fcfa": 1400
    },
    {
      "id": "mat_pvc_evac",
      "materiau_fr": "PVC évacuation Ø100",
      "material_en": "PVC drain Ø100",
      "categorie": "Plomberie",
      "unite": "ml",
      "prix_fcfa": 3200
    },
    {
      "id": "mat_fosse",
      "materiau_fr": "Fosse septique 2000 L",
      "material_en": "Septic tank 2000 L",
      "categorie": "Plomberie",
      "unite": "u",
      "prix_fcfa": 280000
    },
    {
      "id": "mat_reservoir",
      "materiau_fr": "Château d'eau 1000 L sur support",
      "material_en": "Water tank 1000 L on stand",
      "categorie": "Plomberie",
      "unite": "u",
      "prix_fcfa": 195000
    },
    {
      "id": "mat_cable_25",
      "materiau_fr": "Câble électrique 2.5 mm²",
      "material_en": "Electrical cable 2.5 mm²",
      "categorie": "Électricité",
      "unite": "ml",
      "prix_fcfa": 850
    },
    {
      "id": "mat_cable_15",
      "materiau_fr": "Câble électrique 1.5 mm²",
      "material_en": "Electrical cable 1.5 mm²",
      "categorie": "Électricité",
      "unite": "ml",
      "prix_fcfa": 650
    },
    {
      "id": "mat_prise",
      "materiau_fr": "Prise de courant + boîtier",
      "material_en": "Power outlet + box",
      "categorie": "Électricité",
      "unite": "u",
      "prix_fcfa": 2800
    },
    {
      "id": "mat_inter",
      "materiau_fr": "Interrupteur + boîtier",
      "material_en": "Switch + box",
      "categorie": "Électricité",
      "unite": "u",
      "prix_fcfa": 2400
    },
    {
      "id": "mat_point_lum",
      "materiau_fr": "Point lumineux LED + douille",
      "material_en": "LED light point + socket",
      "categorie": "Électricité",
      "unite": "u",
      "prix_fcfa": 4500
    },
    {
      "id": "mat_tableau",
      "materiau_fr": "Tableau électrique + disjoncteurs",
      "material_en": "Distribution board + breakers",
      "categorie": "Électricité",
      "unite": "u",
      "prix_fcfa": 85000
    },
    {
      "id": "mat_compteur",
      "materiau_fr": "Compteur ENEO/SBEE branchement",
      "material_en": "Utility meter connection",
      "categorie": "Électricité",
      "unite": "u",
      "prix_fcfa": 95000
    },
    {
      "id": "mat_peint_int",
      "materiau_fr": "Peinture intérieure (2 couches)",
      "material_en": "Interior paint (2 coats)",
      "categorie": "Finitions",
      "unite": "m²",
      "prix_fcfa": 2800
    },
    {
      "id": "mat_peint_ext",
      "materiau_fr": "Peinture extérieure façade",
      "material_en": "Exterior facade paint",
      "categorie": "Finitions",
      "unite": "m²",
      "prix_fcfa": 3500
    },
    {
      "id": "mat_faience",
      "materiau_fr": "Faïence murale salle d'eau",
      "material_en": "Wall tile (wet areas)",
      "categorie": "Finitions",
      "unite": "m²",
      "prix_fcfa": 12500
    },
    {
      "id": "mat_placard",
      "materiau_fr": "Placard bois sur mesure",
      "material_en": "Custom wood closet",
      "categorie": "Finitions",
      "unite": "ml",
      "prix_fcfa": 45000
    },
    {
      "id": "mat_decapage",
      "materiau_fr": "Décapage terre végétale",
      "material_en": "Topsoil stripping",
      "categorie": "Terrassement & VRD",
      "unite": "m²",
      "prix_fcfa": 1200
    },
    {
      "id": "mat_fouille",
      "materiau_fr": "Fouilles semelles & rigoles",
      "material_en": "Footing & trench excavation",
      "categorie": "Terrassement & VRD",
      "unite": "m³",
      "prix_fcfa": 4500
    },
    {
      "id": "mat_remblai_acces",
      "materiau_fr": "Remblai voie d'accès",
      "material_en": "Driveway fill",
      "categorie": "Terrassement & VRD",
      "unite": "m³",
      "prix_fcfa": 13000
    },
    {
      "id": "mat_branch_eau",
      "materiau_fr": "Branchement eau potable",
      "material_en": "Mains water connection",
      "categorie": "Terrassement & VRD",
      "unite": "fft",
      "prix_fcfa": 125000
    },
    {
      "id": "mat_branch_evac",
      "materiau_fr": "Raccordement réseau évacuation",
      "material_en": "Sewer connection",
      "categorie": "Terrassement & VRD",
      "unite": "fft",
      "prix_fcfa": 75000
    },
    {
      "id": "mat_split_9000",
      "materiau_fr": "Split 9000 BTU + pose",
      "material_en": "Split AC 9000 BTU + install",
      "categorie": "Climatisation & ventilation",
      "unite": "u",
      "prix_fcfa": 185000
    },
    {
      "id": "mat_split_12000",
      "materiau_fr": "Split 12000 BTU + pose",
      "material_en": "Split AC 12000 BTU + install",
      "categorie": "Climatisation & ventilation",
      "unite": "u",
      "prix_fcfa": 235000
    },
    {
      "id": "mat_split_18000",
      "materiau_fr": "Split 18000 BTU + pose",
      "material_en": "Split AC 18000 BTU + install",
      "categorie": "Climatisation & ventilation",
      "unite": "u",
      "prix_fcfa": 325000
    },
    {
      "id": "mat_brasseur",
      "materiau_fr": "Brasseur d'air plafond",
      "material_en": "Ceiling fan",
      "categorie": "Climatisation & ventilation",
      "unite": "u",
      "prix_fcfa": 35000
    },
    {
      "id": "mat_extracteur",
      "materiau_fr": "Extracteur d'air WC / cuisine",
      "material_en": "Bathroom / kitchen extractor",
      "categorie": "Climatisation & ventilation",
      "unite": "u",
      "prix_fcfa": 22000
    },
    {
      "id": "mat_clot_par",
      "materiau_fr": "Clôture parpaing H 2.2 m",
      "material_en": "Block fence H 2.2 m",
      "categorie": "Clôture & extérieur",
      "unite": "ml",
      "prix_fcfa": 38000
    },
    {
      "id": "mat_portail_man",
      "materiau_fr": "Portail métallique 3 m manuel",
      "material_en": "Manual steel gate 3 m",
      "categorie": "Clôture & extérieur",
      "unite": "u",
      "prix_fcfa": 285000
    },
    {
      "id": "mat_portail_mot",
      "materiau_fr": "Portail métallique 3 m motorisé",
      "material_en": "Motorized steel gate 3 m",
      "categorie": "Clôture & extérieur",
      "unite": "u",
      "prix_fcfa": 650000
    },
    {
      "id": "mat_portillon",
      "materiau_fr": "Portillon piéton 1 m",
      "material_en": "Pedestrian gate 1 m",
      "categorie": "Clôture & extérieur",
      "unite": "u",
      "prix_fcfa": 85000
    },
    {
      "id": "mat_allee_pavee",
      "materiau_fr": "Allée pavée autobloquante",
      "material_en": "Paver driveway",
      "categorie": "Clôture & extérieur",
      "unite": "m²",
      "prix_fcfa": 14500
    },
    {
      "id": "mat_allee_gravier",
      "materiau_fr": "Allée en gravier stabilisé",
      "material_en": "Stabilized gravel path",
      "categorie": "Clôture & extérieur",
      "unite": "m²",
      "prix_fcfa": 6500
    },
    {
      "id": "mat_allee_beton",
      "materiau_fr": "Allée en béton lissé",
      "material_en": "Smooth concrete path",
      "categorie": "Clôture & extérieur",
      "unite": "m²",
      "prix_fcfa": 9000
    },
    {
      "id": "mat_evac_pluv",
      "materiau_fr": "Caniveau évacuation pluviales",
      "material_en": "Stormwater drain",
      "categorie": "Clôture & extérieur",
      "unite": "ml",
      "prix_fcfa": 7500
    },
    {
      "id": "mat_piscine_terrassement",
      "materiau_fr": "Terrassement piscine",
      "material_en": "Pool excavation",
      "categorie": "Aménagements & piscine",
      "unite": "m³",
      "prix_fcfa": 6000
    },
    {
      "id": "mat_piscine_structure",
      "materiau_fr": "Structure BA piscine (radier + voiles)",
      "material_en": "RC pool shell (base + walls)",
      "categorie": "Aménagements & piscine",
      "unite": "m³",
      "prix_fcfa": 185000
    },
    {
      "id": "mat_piscine_revetement",
      "materiau_fr": "Étanchéité + carrelage piscine",
      "material_en": "Pool waterproofing + tiling",
      "categorie": "Aménagements & piscine",
      "unite": "m²",
      "prix_fcfa": 18000
    },
    {
      "id": "mat_piscine_margelle",
      "materiau_fr": "Margelle de piscine",
      "material_en": "Pool coping",
      "categorie": "Aménagements & piscine",
      "unite": "ml",
      "prix_fcfa": 15000
    },
    {
      "id": "mat_piscine_filtration",
      "materiau_fr": "Filtration + pompe + traitement",
      "material_en": "Filtration + pump + treatment",
      "categorie": "Aménagements & piscine",
      "unite": "fft",
      "prix_fcfa": 950000
    },
    {
      "id": "mat_terre_vegetale",
      "materiau_fr": "Terre végétale + régalage",
      "material_en": "Topsoil + spreading",
      "categorie": "Aménagements & piscine",
      "unite": "m³",
      "prix_fcfa": 12000
    },
    {
      "id": "mat_engazonnement",
      "materiau_fr": "Engazonnement (gazon)",
      "material_en": "Lawn (turf / seeding)",
      "categorie": "Aménagements & piscine",
      "unite": "m²",
      "prix_fcfa": 3500
    },
    {
      "id": "mat_plantation",
      "materiau_fr": "Plantation arbustes & arbres",
      "material_en": "Shrub & tree planting",
      "categorie": "Aménagements & piscine",
      "unite": "u",
      "prix_fcfa": 12000
    },
    {
      "id": "mat_cour_pave",
      "materiau_fr": "Cour pavée (autobloquants)",
      "material_en": "Paved courtyard (interlocking)",
      "categorie": "Aménagements & piscine",
      "unite": "m²",
      "prix_fcfa": 14500
    },
    {
      "id": "mat_parking_revetement",
      "materiau_fr": "Aire de stationnement",
      "material_en": "Parking surface",
      "categorie": "Aménagements & piscine",
      "unite": "m²",
      "prix_fcfa": 16000
    },
    {
      "id": "mat_marquage_sol",
      "materiau_fr": "Marquage au sol",
      "material_en": "Floor / line marking",
      "categorie": "Aménagements & piscine",
      "unite": "ml",
      "prix_fcfa": 2500
    },
    {
      "id": "mat_panneau_400",
      "materiau_fr": "Panneau solaire 400 W mono",
      "material_en": "Solar panel 400 W mono",
      "categorie": "Énergie solaire",
      "unite": "u",
      "prix_fcfa": 95000
    },
    {
      "id": "mat_batterie_lit",
      "materiau_fr": "Batterie lithium 200 Ah",
      "material_en": "Lithium battery 200 Ah",
      "categorie": "Énergie solaire",
      "unite": "u",
      "prix_fcfa": 320000
    },
    {
      "id": "mat_onduleur_3",
      "materiau_fr": "Onduleur hybride 3 kVA",
      "material_en": "Hybrid inverter 3 kVA",
      "categorie": "Énergie solaire",
      "unite": "u",
      "prix_fcfa": 285000
    },
    {
      "id": "mat_regulateur",
      "materiau_fr": "Régulateur MPPT 60 A",
      "material_en": "MPPT charge controller 60 A",
      "categorie": "Énergie solaire",
      "unite": "u",
      "prix_fcfa": 95000
    },
    {
      "id": "mat_support_solaire",
      "materiau_fr": "Support panneaux + câblage",
      "material_en": "Panel mounts + wiring kit",
      "categorie": "Énergie solaire",
      "unite": "fft",
      "prix_fcfa": 75000
    },
    {
      "id": "mat_camera_ip",
      "materiau_fr": "Caméra IP HD + pose",
      "material_en": "IP HD camera + install",
      "categorie": "Sécurité",
      "unite": "u",
      "prix_fcfa": 65000
    },
    {
      "id": "mat_nvr_4",
      "materiau_fr": "Enregistreur NVR 4 voies + disque",
      "material_en": "NVR 4-channel + disk",
      "categorie": "Sécurité",
      "unite": "u",
      "prix_fcfa": 145000
    },
    {
      "id": "mat_interphone",
      "materiau_fr": "Interphone vidéo + portier",
      "material_en": "Video intercom",
      "categorie": "Sécurité",
      "unite": "u",
      "prix_fcfa": 95000
    },
    {
      "id": "mat_alarme",
      "materiau_fr": "Kit alarme + 4 détecteurs",
      "material_en": "Alarm kit + 4 sensors",
      "categorie": "Sécurité",
      "unite": "fft",
      "prix_fcfa": 185000
    },
    {
      "id": "mat_serrure_bio",
      "materiau_fr": "Serrure biométrique",
      "material_en": "Biometric lock",
      "categorie": "Sécurité",
      "unite": "u",
      "prix_fcfa": 85000
    }
  ],
  "regional_index": [
    {
      "ville": "Douala",
      "facteur_regional": 1,
      "ecart_pct": 0,
      "cout_median_m2_fcfa": 336189
    },
    {
      "ville": "Yaoundé",
      "facteur_regional": 1.03,
      "ecart_pct": 3,
      "cout_median_m2_fcfa": 346275
    },
    {
      "ville": "Bafoussam",
      "facteur_regional": 0.98,
      "ecart_pct": -2,
      "cout_median_m2_fcfa": 329465
    },
    {
      "ville": "Bamenda",
      "facteur_regional": 1.06,
      "ecart_pct": 6,
      "cout_median_m2_fcfa": 356360
    },
    {
      "ville": "Buea",
      "facteur_regional": 1.04,
      "ecart_pct": 4,
      "cout_median_m2_fcfa": 349637
    },
    {
      "ville": "Kribi",
      "facteur_regional": 1.04,
      "ecart_pct": 4,
      "cout_median_m2_fcfa": 349637
    },
    {
      "ville": "Garoua",
      "facteur_regional": 1.12,
      "ecart_pct": 12,
      "cout_median_m2_fcfa": 376532
    },
    {
      "ville": "Maroua",
      "facteur_regional": 1.13,
      "ecart_pct": 13,
      "cout_median_m2_fcfa": 379894
    },
    {
      "ville": "Ngaoundéré",
      "facteur_regional": 1.09,
      "ecart_pct": 9,
      "cout_median_m2_fcfa": 366446
    },
    {
      "ville": "Ebolowa",
      "facteur_regional": 1.03,
      "ecart_pct": 3,
      "cout_median_m2_fcfa": 346275
    }
  ],
  "budget_breakdown_villa_materials_fcfa": {
    "Fondations": 3003700,
    "Maçonnerie": 5774081,
    "Sols": 5228370,
    "Plafond": 441600,
    "Menuiseries": 1310080,
    "Plomberie": 1136520,
    "Électricité": 734220,
    "Finitions": 2765370,
    "Terrassement & VRD": 707240,
    "Climatisation & ventilation": 1073000,
    "Sécurité": 95000,
    "Énergie solaire": 0,
    "Clôture & extérieur": 217500,
    "Honoraires & frais": 2250000
  }
}