Product Description
- The 156mm diameter 350mm round wall liner is manufactured from rigid PVCu
- The wall liner has a minimum free area of 19,113mm²
- The 46499 is primarily a pre-cut wall liner for individual extract fan installations
- The 156mm wall liner is manufactured in compliance with Domestic Plastic Ductwork Specification DW/154 and will meet UL94VO flammability standard
