This product is no longer available —
Floor/ ceiling systems on engineered timber joists.
Floor/ ceiling systems on engineered timber joists, widely used in the construction of both residential and commercial sector buildings. They can be used to cover a wide range of design objectives, including aesthetic, acoustics, environmental, safety and performance requirements.
| Uniclass 2015 | Gypsum board suspended ceiling systems (Ss_30_25_10_35) |
| Product Reference | REJ 028: Direct-to-TimberSystem weight: 30 kg/m²; Thickness: 277–294 mm; Fire performance: 30 minutes; Acoustic performance: 41 dB sound reduction; Impact sound insulation: 80 dB. |
| Jointing | Insert requirement(s) from manufacturer's literature. |
| Sealer | GTEC Drywall SealerIvory, pre-decoration coat for plasterboard. GTEC Universal SealerFor use on plasterboard prior to painting for improved whiteness and covering power. |
| Accessories | NoneGTEC Resilient Bar450 mm centres (maximum). |
| Standard product features | GTEC Intumescent Acoustic Sealant: Perimeter sealing to restrict smoke, sound and fire penetration. Ensures system performance. Fixings: GTEC High Thread Screws. Ceiling outer layer: One 15 mm-thick GTEC Fire Board. Structure: 240 mm-high (minimum) engineered timber I-joists at 600 mm centres (supplied by others). Flooring: 22 mm-thick tongued-and-grooved chipboard (supplied by others). Fire performance (to BS 476-21 and BS EN 1365-2): 30 minutes. |