Product Description
- The 100mm diameter round white fixed grille is manufactured from High Impact Polystyrene
- The grille has a minimum free area of 4,007mm²
- It has a male spigot for connecting inside the 100mm round ducting
- The outer diameter of the grille is 128mm
- 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 grille can also be installed and used as an internal grille
- The 100mm diameter round grille is manufactured in compliance with Domestic Plastic Ductwork Specification DW/154 and meets UL94HB flammability standard
