Tilt and turn windows · County Londonderry
Triple glazed tilt and turn windows in Derry
Homes in Derry can have triple glazed tilt and turn windows supplied and fitted, with surveys arranged across County Londonderry including BT47.
A strong choice for flats, upper floors and escape windows. A tilt and turn window opens inwards in two ways: tilted at the top for secure ventilation, or swung fully open like a door for cleaning and escape.
Winter light and glass choice in Derry
On the shortest day, Derry gets about 7 h 10 min of daylight and the midday sun reaches only about 12° above the horizon. Low winter sun means north-facing rooms here gain little solar heat, which is where triple glazing’s lower heat loss helps most.
Guide prices in Derry
| Guide | Supply and fit, inc VAT |
|---|---|
| Small window about 600 x 1000 mm (bathroom, landing) | £795 – £995 |
| Medium window about 1200 x 1200 mm (bedroom) | £1,095 – £1,395 |
| Large window about 1800 x 1200 mm (lounge) | £1,695 – £2,095 |
Guide prices. Your written quote after the free survey fixes the price for the specification shown.
Rules for tilt and turn windows in Northern Ireland
The rules for replacement windows in Northern Ireland are set by Technical Booklet F1 (2022): 1.6 W/m²K, or a Window Energy Rating of band C or better. Replacing windows or external doors does not need full plans or a building notice, but the work must still comply; enlarging an opening or other structural change needs building control approval.
Before ordering: Check with your council planning office before changing the style, material or size of windows or doors, and always for listed buildings, conservation areas and flats.
How it works
You will know exactly what you are buying: the quote states the unit build-up, frame, finish, fitting work and how Building Regulations compliance is handled. On fitting day each opening is replaced and closed up before the team moves on.
- Every opening measured, including escape and vent needs
- Frames rated for the weight of triple glass
- Old windows removed and taken away
- Each opening closed up the same day
Questions from Derry
Can I clean the outside from inside?
Yes. Turned fully open, both faces of the glass can be cleaned from inside the room.
Are tilt and turn windows secure?
Yes. They lock at several points around the sash, and the tilt position stays locked along the sides.
Do you fit triple glazed tilt and turn windows in Derry?
Yes. We arrange surveys and fitting in Derry and across County Londonderry. Send your postcode and the windows or doors you want replaced, and we will book a free survey.
Do I need permission for triple glazed tilt and turn windows in Derry?
In Northern Ireland, check with your council planning office before changing the style, material or size of windows, and always for listed buildings and flats. Check whether your street is in a conservation area or covered by an Article 4 direction before changing the style.
Nearby
We also cover nearby Strabane (22 km), Limavady (24 km), Coleraine (44 km) and Omagh (44 km).
Other products in Derry
- uPVC windows
- Aluminium windows
- Timber windows
- Alu-clad timber windows
- Casement windows
- Flush casement windows
- Sash windows
- Bay and bow windows
- Fixed and picture windows
- Composite front doors
- French doors
- Sliding patio doors
- Bifold doors
- Glass-only replacement
- Acoustic triple glazing
- Security glazing
- Whole-house replacement
- New builds and self-builds
- Period homes and conservation areas
- Flats and apartments
- Passivhaus and EnerPHit
Tilt and turn windows in Derry: book your free survey
Written quote fixed for the specification, after a free survey. No building notice is needed for a straight replacement in Northern Ireland; we fit to the regulations and give you a written handover pack.