Product Description
- The 150mm diameter brown fixed grille is manufactured from High Impact Polypropylene
- The grille has a minimum free area of 11,440mm²
- It has a male spigot for connecting inside the 150mm round ducting
- The louvres are designed to prevent water ingress and where possible deflect low levels of wind pressure against the fan
- The louvres should be installed pointing downwards
- The 150mm diameter fixed grille is manufactured in compliance with Domestic Plastic Ductwork Specification DW/154 and meets UL94HB flammability standard
