External grille with gravity controlled flaps in order to avoid back draft. Ideal for connecting to extractor fans cooker hoods and other 100 mm systems. The colour allows it to blend in with a variety of finishes.

Conical profile step drill bit allows multiple hole sizes to be produced from a single bit. Recommended for softer or thinner materials. Suitable for enlarging existing holes. Features & Benefits • Ideal for use on Ferrous and Non-Fer...