| 1 | Cement-faced rigid insulation board | Extruded polystyrene (XPS) | Polymer-modified cement coating with fiberglass reinforcement | 20–80 mm | 0.029–0.036 | 200–500 | Low water absorption, good dimensional stability, easy cutting | Ceramic and porcelain tiles in bathrooms, kitchens, and living areas |
| 2 | High-density XPS tile backer panel | High-density extruded polystyrene | Cementitious or fiber-reinforced mineral surface | 30–100 mm | 0.030–0.035 | 300–700 | High load capacity and strong resistance to moisture | Floor areas requiring thicker insulation and heavy tile finishes |
| 3 | Lightweight cement-faced insulation panel | Expanded polystyrene (EPS) | Cement mortar with glass-fiber mesh | 25–100 mm | 0.035–0.040 | 100–300 | Cost-effective, lightweight, and suitable for renovation work | Residential tile floors where moderate loading is expected |
| 4 | High-performance thin insulation board | Polyisocyanurate (PIR) | Foil facer, cement board, or mineral-coated surface | 20–60 mm | 0.022–0.028 | 120–250 | High thermal resistance at relatively low thickness | Energy-efficient floors where floor build-up height is limited |
| 5 | Fire-oriented insulated tile board | Mineral wool | Rigid mineral facing or cement-bonded board | 30–100 mm | 0.035–0.045 | 80–200 | Non-combustible core and strong acoustic absorption | Multi-unit residential, commercial, and fire-sensitive projects |
| 6 | Structural insulated tile panel | XPS or EPS structural foam | Glass-fiber-reinforced cement board on both sides | 30–80 mm | 0.030–0.040 | 250–600 | Rigid surface, good screw retention, and high impact resistance | Large-format porcelain tiles and high-traffic interior floors |
| 7 | Grooved underfloor-heating panel | High-density EPS or XPS | Aluminum heat-spreading layer with tile-ready board | 20–40 mm | 0.030–0.040 | 150–300 | Integrates heating pipes or cables and reduces installation depth | Electric or hydronic underfloor heating beneath ceramic tiles |
| 8 | Moisture-resistant wet-room panel | Closed-cell XPS foam | Waterproof cementitious coating with reinforced mesh | 20–80 mm | 0.029–0.036 | 200–500 | Very low water absorption and compatibility with waterproofing systems | Bathrooms, shower rooms, balconies, and wet-area floors |
| 9 | Acoustic and thermal composite panel | Mineral wool or resilient fiber core | Cement-bonded particle board or fiber-cement board | 25–70 mm | 0.036–0.045 | 100–250 | Improves impact-sound performance while adding thermal insulation | Apartment floors, hotels, offices, and refurbishment projects |
| 10 | Composite calcium-silicate insulation board | Calcium silicate with lightweight mineral or foam insulation layer | Calcium-silicate board with mineral surface finish | 20–60 mm | 0.045–0.080 | 300–800 | Rigid, dimensionally stable, and suitable for demanding substrate conditions | Commercial interiors, service areas, and floors needing a robust tile substrate |