Zehnder ComfoFresh 200mm, Roof Terminal, Black house-size-250-299 The fan has a 3year

The fan has a 3year warranty

while the additional LED worklights operate at 475 and 150 lumens

The measurement of flow velocity and the correct calculation of volumetric flow at ventilation outlets can be a challenge

3 l/s) maximum air flow rate @100Pa

Zehnder ComfoFresh 200mm, Roof Terminal, Black house-size-250-299 The fan has a 3yearZehnder ComfoFresh 160mm, roof terminal, black Nominal duct diameter 200 mm Operating height 540 mm With roof flashing Yes With pre mounted seal No Surface treatment cap Coated Vertical exhausting Yes Material of cap Steel Connection Duct end Lead flashing on all sides Yes Lamella model No Colour cap Black With storm collar No Suitable for suction Yes With gauze No Cover outer diameter 320 mm Material roof flashing Other Free passage 0. 055 m Zehnder