Zehnder CLF Housing Filter, ISO Coarse (G3), 10 pcs 990 430 613 4E is a modern update

4E is a modern update of Greenwood Centair/CML offering improved energy efficiency

One of our most popular silent bathroom extractor fan that runs with 70% less noise than conventional fans at 26

There is also the option to use both of the QuietAir speeds

The IP rating is 22

Zehnder CLF Housing Filter, ISO Coarse (G3), 10 pcs 990 430 613 4E is a modern updateThe Zehnder filter for CLF grille housing is perfect for removing particles before they enter the ductwork and is quick and easy to install without interfering with the installed parts. The filter grade is ISO Coarse <45% (G3). It measures 15,, high x 294. 5mm wide x 74. 5mm deep and is sold in packs of 10 pieces. Zehnder P N 990 322 100