Zehnder Fire Rated Airbrick and Ducting Kit for Circular Ducting 990322031 G4 Rated filter

G4 Rated filter

The maximum permitted connection capacity for single phase 230 V is 2

The TP3B has a variety of tool pockets including:

pour point (cold starting)

Zehnder Fire Rated Airbrick and Ducting Kit for Circular Ducting 990322031 G4 Rated filterFire Rated Airbrick and Ducting Kits: The firerated airbrick and duct transition kits are designed for integration into external wall constructions during the build phase, in accordance with Building Regulations Approved Document B (Fire Safety). The airbrick incorporates a pictureframe surround to facilitate accurate positioning and straightforward installation. A mechanically fixed mounting system is employed to provide a secure, stable, and durable