These vents can be mounted on walls or ceilings, outside or inside. They are madeo f plastic have a neck at the back for easy connection to flexible or rigid duct .

They are available in two models. fixed louvre and gravity vents (these open with the air pressure from the fan),
as well as a number of colours.

Code for ordering is EVUNxxxYzz where

xxx is the size and can be 100, 125 or 150

Y is the type of vent F for fixed louvre, G for gravity flaps

zz is the colour WH for white, GR for Grey and TE for Tearracota

There is also an egg crate model as illustrated on the left.

Dimensions are the same as for the fixed and gravity models.

Model nrs are EVUNEC100, EVUNEC125 and EVUNEC150