Ubbink Air Excellent AE48C Semi-Rigid 90/75mm Outside/Inside Diameter Duct 50m 400 300 049 If a person enters a

If a person enters a room

The bend comes complete with fixings to securely fix in place along with 4 x oval O-rings to ensure an airtight connection

Auto-zeroing for ignoring background gas levels in leak test area

Main PCB for Zehnder ComfoCool

Red/amber/green SMD LEDs with static and 2Hz flashing functions

Ubbink Air Excellent AE48C Semi-Rigid 90/75mm Outside/Inside Diameter Duct 50m 400 300 049 If a person enters aAn Air Excellent semi rigid plastic duct DN90 75mm without any additives. Modular manifolds, which can be used with all 6 duct types Semi rigid plastic ducts on a roll and airtight mechanical connections, which are extremely easy to install Low system pressure loss due to radial design Airtight (class D ATC 2 up + 2000 Pa) thanks to mechanical connections, which minimises fan energy use and sound production TV SD and ISEGA tested and certified, REACH