System composition

1. Side 1 consisting of outer layer RhinoBoard FireStop 15mm, ​Side 2 ​ consisting of outer layer RhinoBoard FireStop 15mm​ (locally manufactured, ISO 9001 & 14001 certification, ​recycled paper content, Ecospecifier, Greentag level B listing,​non-combustible to SANS 10177-5) fixed to both sides of ​the frameworks using RhinoBoard Sharp Point Screws 25mm (face layer) and at maximum 220mm centres.
2. 63.5mm Donn UltraSTEEL™ Studs (Rigidised, 0.4mm thickness, indexed service holes, Z150 galv coating, locally ​manufactured, recycled content, ISO 9001 & 14001​ certification) friction fitted into top and bottom 63.5mm Donn UltraSTEEL™ Track at 600mm centres.​
3. Floor and head track fixed with one line of proprietary fixing spaced at maximum 600mm centres.
4. Install 63mm Isover Cavitybatt/Cavitylite of density 14kg/m³ into ​frameworks with joints tightly butted, leaving no gaps. Donn Deep Track shall ​be used in areas subject to deflection. ​
5. Apply Gyproc RhinoTape to all joints and internal corners. ​Install Donn Corner Bead to all external corners. Cover​ Gyproc RhinoTape with 1 layer of Gyproc RhinoLite Multipurpose​ (phosphogypsum, locally manufactured). 

Fire performance

60 minutes

Acoustic performance

Rw 49 dB

System Weight

28.9 kg/sqm