Selecting Timber Floors
| Floor Structure | Floating Floor type | Underfloor Heating | Thickness | Robust Detail | |
| Solid timber joist | Timber deck on resilient battens | No | 384mm | E-FT-2 | |
| 423.5mm | E-FT-8 | ||||
| Engineered I-joist |
Timber deck on resilient battens | No | 403mm | E-FT-1 | |
| 423.5mm | E-FT-7 | ||||
| Wet screed | No | 451.6mm | E-FT-4 | ||
| Dry screed board | Yes | 346mm | E-FT-5 | ||
| Metal web joist | Timber deck on resilient battens | No | 406mm | E-FT-3 | |
| Dry screed board | Yes | 359mm | E-FT-6 |
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KEY | |||||
Thickness quoted is the minimum possible to comply with the full Robust Details specification including floating floor treatment and ceiling treatment.