If the original windows have already background.
Trickle ventilation door.
The windows and doors are usually in a recesses so the warm air is trapped.
If you had a window with trickle vents and you are replacing it you need to replace like for like.
A trickle vent is to be found on the head of a window or a door.
It rises to the head of the window or door where if there is an open trickle vent it can escape.
Trickle vent requirement for replacement windows and doors in existing dwellings.
You would also need trickle vents to meet the permanent ventilation requirement as per the building regulations.
Trickle ventilators titon manufactures and supplies window and door hardware products ranging from background ventilators and window and door handles to locking systems hinges and restrictors.
They are also necessary in patio doors and french doors if they are the only apertures in the room.
Firstly you will need to purchase your chosen trickle vent.
Trickle vents are small openings in a window.
This includes building extensions.
All products are suitable for use on aluminum wood vinyl and fiberglass.
The building regulations require that adequate ventilation is provided to existing dwellings and you are reqired to replace windows like for like.
They allow a small amount of air to pass from one side of the window to the other without having to open your window or door.
It s well known that poor ventilation in a room not only affects the fabric of the building but it also affects our health.
Fitting trickle vents to wooden and upvc windows and doors.
So you must not worsen the existing room s ventilation provisions.