A range of polypropylene apex cavity trays with BBA Certification.
The product is designed to sit at the top of a pitched roof abutment system, it can be supplied with or without lead attached and is suitable for use with brick or blockwork constructions and with roof pitches of 17.5 to 50°.
Manthorpe cavity trays have been assessed by the British Board of Agrèment.
F30/370 Preformed cavity trays
Short lead code 4
Standard lead code 4
Long lead code 4
Standard lead code 5
Long lead code 5
- Type GW 290 Apex Tray:
Leaded trays available with the following:
(Code 5 lead is supplied to special order).