51168 From: £5.00 From: £6.00
51169 From: £9.61 From: £11.53
51170 From: £4.23 From: £5.08
Trickle window vents are designed to let a regulated flow of air into a room. The internal vent is adjustable. The external canopy provides protection from the elements.
For a full list of all trickle vents click here