Zehnder GD Rectangular Ducting, Insulated GD9 45 Deg Horizontal bend 220x90 mm CF190 Factors that need to be

Factors that need to be considered when using these units is the amount of background ventilation available and that they need to go on an external wall

Vent Axia VA100LP bathroom extractor fan with pull cord

For absolute ease of use

the ComfoAir Q

Zehnder ComfoWell attenuator CW-S 420

Zehnder GD Rectangular Ducting, Insulated GD9 45 Deg Horizontal bend 220x90 mm CF190 Factors that need to beDescription Insulated bend: Horizontal insulated bend available in 45 and 90. Each bend comes complete with two duct to fitting connectors (GD917SSCI) to securely connect to a straight length of insulated duct. Technical Specification Angle 90Height 130 mmWidth 300 mmDepth 300 mmWeight 0. 285 kg