In new builds yes!
replacement units only require vents where the existing units are vented.
The Building Regulations in England & Wales for Ventilation changed in April 2006
Not only are homes becoming better built to save energy, They must also be better ventilated to protect our health. The revised Regulations mean that in most circumstances, new windows will have to be supplied with trickle vents fitted.
Night vent got 3 times more air flow. Cant see why trickle vents are still around.
Maybe because the night latch is letting in/out 3 times as much air as necessary, and also 3 times more heat and noise?
Maybe because the night latch is letting in/out 3 times as much air as necessary, and also 3 times more heat and noise?
Learn to shut the night latch 3 times sooner then
So you then close the window like you would a vent
Could you not still the air round the windows, or do you just part watersWe fitted windows on a new extension and the customer was certain he did not want trickle vents fitted. The building inspector said if we could prove that the customer got as much air flow using the night vent as the trickle vent he would allow no vents. Night vent got 3 times more air flow. Cant see why trickle vents are still around.
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