Selecting Steel Floors
| Construction | Resilient system | External wall inner leaf | Thickness | Robust Detail | |
| Loadbearing light steel frame |
Timber floating floor |
Insulated steel frame with masonry or weatherboard outer |
347mm | E-FS-2 | |
| Dry screed board | Insulated steel frame with masonry only outer |
360mm | E-FS-3 | ||
| Reinforced concrete frame |
Timber floating floor |
Insulated steel or timber frame Lightweight aggregate** Dense aggregate*** Infill glazing units |
347mm | E-FC-2 | |
| Bonded resilient layer |
Insulated steel or timber frame Lightweight aggregate** Dense aggregate***) Infill glazing units |
343mm | E-FC-10 | ||
| Floating screed or bonded resilient layer |
Insulated steel frame or Infill glazing units |
433.2mm | E-FC-18 | ||
| Structural steel frame |
Timber floating floor |
Insulated steel or timber frame Lightweight aggregate** Dense aggregate*** Infill glazing units |
317mm | E-FS-1 | |
|
|
KEY | |||||
| * | Aircrete | 450-800kg/m3 |
| ** | Lightweight aggregate | 1350-1600kg/m3 |
| *** | Dense aggregate | 1850-2300kg/m3 |
Thickness quoted is the minimum possible to comply with the full Robust Details specification including floating floor treatment and ceiling treatment.