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Northern Ireland · BT postcodes

Rooflight installers in County Londonderry

Across County Londonderry, we work for three kinds of customer. Homeowners who want a rooflight fitted, replaced or added. Builders, roofers and extension firms who want the rooflight part of a job handled by a specialist. And commercial clients with domes, smoke-vent rooflights or access hatches to replace. Each one gets a written quote before any work is booked. In every case the contract is with S&K Property Investments and Improvement Ltd, part of the S&K Group, with vetted fitting teams carrying out the work under S&K's direction across Northern Ireland.

Towns we list in County Londonderry

Fitting work across County Londonderry is carried out by vetted teams under the direction of S&K Property Investments and Improvement Ltd. They come to your property, and you never need to visit a depot. That holds for homes, trade sites and commercial buildings throughout our coverage in Northern Ireland. Your written quote names the contracting company, so you know exactly who is responsible for the job.

Fitting services in County Londonderry

Planning and building regulations in Northern Ireland

For a home in Northern Ireland, check planning first: rooflights are excluded from permitted development in conservation areas and within the curtilage of listed buildings, and elsewhere must keep 0.5 m clear of the ridge, eaves and verges. Then building control: a new opening alters the roof structure, so expect a building control application and confirm with your council, and the glazing must achieve WER Band C or 1.6 W/m²K. We check both for your address before quoting.

Questions about rooflight fitting in County Londonderry

Can you remove and dispose of the old rooflight?

Yes. Taking out the old unit is part of any replacement job, and it leaves with the rest of the waste unless you ask to keep it. Old domes, glass and frames go through proper waste routes. If removal turns up a rotten kerb or damaged decking, we show you what we have found and agree the repair with you before going any further.

Can you fit a rooflight in winter or when it is raining?

Yes, within limits. Cold is less of a problem than wet, because membranes, primers and sealants need a dry surface to bond. We plan fitting days around the forecast and may move a date if heavy rain is due. If the roof has to be opened up, it is not left overnight without a temporary weather seal, so the room below stays dry while the work is finished.

Do I need planning permission for a rooflight in County Londonderry?

Often not. Many rooflights fall under permitted development, provided they do not project beyond the national limit and meet the other conditions that apply in Northern Ireland. Conservation areas, listed buildings and some flats are different and may need consent. Because the rules depend on the property, we confirm what is likely to apply at your address and point you to the planning authority where an application is needed.

Can you fit the rooflight I bought online?

Yes, fit-only is one of our core services. Send the product link or spec, photos of the roof and rough sizes, and we can usually price it from those. Before fitting we check the delivery for damage, which should be reported to the seller, plus the size against the builder's opening and the upstand height. The product warranty stays with the maker or seller, and our guarantee covers the fitting.

Rear extension at dusk with lit rooflights and a roof lantern
Ready when you are

Rooflight fitting in County Londonderry

Send your postcode, photos and what needs fitting. You will get a fixed written price before anything starts.

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