200 m² Luxury Steel Villa – 4+2 Double Garage Two-Storey

This model is built upon a hybrid hot-rolled and light gauge cold-formed steel structural frame. Specifically, the two-car garage opening is engineered with IPE 200 steel beams and HEA 160 columns, providing an open, wide vehicle parking bay without obstructive intermediate columns.

Wall Assembly

• Interior: 15 mm betopan (A1 non-combustible)
• 140 mm C-studs + 140 mm mineral rockwool (λ=0.033 W/mK)
• 18 mm OSB-3 + breathable weather barrier membrane
• Exterior: Architectural black composite panels combined with white mineral render
• U-value: ≤ 0.18 W/m²K

Floor Construction

• IPE 160 steel joists + 22 mm OSB + 50 mm acoustic concrete screed
• Acoustic isolation membrane + dual plasterboard ceiling → Rw ≥ 52 dB

Room Distribution

• Ground Floor: Living room + media lounge, open kitchen + dining room, dual-car garage, entrance hall
• First Floor: 4 bedrooms, 2 bathrooms, wide upper terrace (BBQ and lounge ready)

Upper Terrace Floor: Thermally decoupled with ISO structural connectors; TPO waterproofing membrane + 40 mm rockwool + porcelain tiles. Fire rating REI-60. Calibrated to TBDY 2018 DD-2 seismic standard.

📐 Architectural Floor Plan

🏠 Interior & Architectural Perspectives

Frequently Asked Questions