What are pitched roof windows?
Pitched roof windows in Cumbria means centre-pivot and top-hung skylights for tiled and slate roofs. Every quote follows a survey of the roof and the room below.
Stone and brick terraces are typical across the North West, and roof windows in rear slopes are a common way to light attic rooms. The North West gets more rain than most of England, so upstand height, membrane detailing and rain sensors on opening units are not optional extras.
Towns in Cumbria
What you can choose
- Flashings for tiles, slates or recessed fitting
- Manual, electric or solar-powered opening
- Integral blinds and shutters
- Combination and stacked windows
- Double or triple glazing
- Usually fitted in a day
- Daylight and ventilation in a pitched roof
Planning and building rules in England
Most rooflights on English houses do not need planning permission, provided they keep within 150 mm of the roof surface and below the ridge line. A rooflight on a side-facing slope must be obscure-glazed, and fixed shut unless the opening part is more than 1.7 m above the floor.
Building Regulations Approved Document L sets a limiting U-value of 2.2 W/m²K for new or replacement rooflights in existing homes, measured in the horizontal plane; roof windows need 1.4 W/m²K or a Band B energy rating. Replacing a rooflight or roof window can be self-certified by an installer registered with an authorised competent person scheme; otherwise building control approval is needed.
What do pitched roof windows cost in Cumbria?
These are typical supply-and-fit ranges. For an address in Cumbria, scaffold, a hoist for heavy glass, or a new structural opening can move the figure, which is why we survey first.
| Option | Guide price inc VAT | Ex VAT |
|---|---|---|
| Large top-hung or electric window | £2,155 – £3,355 | £1,795 – £2,795 |
| Standard centre-pivot window Typical | £1,435 – £2,155 | £1,195 – £1,795 |
| Small roof window | £1,075 – £1,555 | £895 – £1,295 |
How the job runs
- Tell us about the roof. Send the postcode, rough sizes and a photo or two through the form, WhatsApp or the guide-price tool.
- Free survey. For new installations a surveyor measures the opening, checks the roof build-up and talks through glass and options.
- Fixed written quote. You get the product, the work and the price in writing. Nothing is ordered or paid for until you agree.
- Fitting and handover. We fit, seal and make good, then hand over product data, warranties and any certificate paperwork.
Roof windows in nearby areas
Common questions
Centre-pivot or top-hung?
Centre-pivot windows are easy to clean and suit most rooms. Top-hung windows open out from the top for an unobstructed view and suit lower roof pitches near eye level.
Can roof windows be electric?
Yes — electric and solar-powered models open by remote and many include rain sensors.
Will it need building regulations approval?
Fitting a new roof window usually involves cutting rafters and changing the thermal envelope, so building control approval (or, in England and Wales, a competent-person route) is normally needed. We tell you which applies.
Can a roof window be fitted from inside?
In most cases, yes — only the tiles around the opening are lifted, and much of the work is done from inside the loft.
Do I need to be at home for the survey in Cumbria?
Yes — someone needs to let us into the room below and, where possible, show us how the roof is reached.
