Fit-onlySupply & fitReplacementsTrade fitting
Fitting teams across England, Wales, Scotland & NI · Call 0800 088 6248
RooflightInstallers.co.uk
Blackwood · NP12 · Gwent

Conservation rooflight installation in Blackwood

Plenty of rooflight trouble starts with a tape measure. Units are often sold by the builder's opening, meaning the hole in the roof, rather than the overall external size, and confusing the two leaves you with a frame that does not suit the opening. Before we fit any conservation rooflight in Blackwood, we measure the opening, the upstand or kerb where there is one, and the finished roof level, then compare them with the maker's drawing. If something is out, you hear about it before the fitting day rather than on it. That single check keeps most jobs like this on track.

Guide price from £1,145 · Supply & fit

What the job costs in Blackwood

Small conservation unit

£1,145 – £1,695including VAT at 20%

Low-profile unit with glazing bar, slate or tile flashing

Medium unit

£1,695 – £2,495including VAT at 20%

Larger opening, lead or matching flashings

Large or bespoke

£2,495 – £3,845including VAT at 20%

Larger or made-to-order units for listed or sensitive roofs

Guide ranges for supply & fit. Your price is fixed in a written quote after we have seen photos or surveyed. Scaffold, access towers or a crane are priced separately if the job needs them, and building control fees, where a job needs them, are shown as their own line.

Coverage in and around Blackwood

Looking at a property near Blackwood but not quite in it? We work across NP12, CF82 and CF81 and outwards to Gelligaer, Risca and Caerphilly. Give us the full postcode when you get in touch, because access, parking and the route for a large unit all depend on the exact street. Those details shape the quote for any job around Blackwood.

Your conservation rooflights or ours

Your unit or ours, the fitting standard is the same. For supply and fit we choose a conservation rooflight to suit the roof and price it with the installation. For fit-only we work with what you have, after confirming it arrived undamaged, that it matches the builder's opening, and that the upstand will sit at the height the maker asks for. Report any transit damage to the seller, as the product cover is theirs and the maker's. Our written guarantee applies to the fitting itself.

What the job includes

  • Slates or tiles lifted carefully and kept for reuse where possible
  • Rooflight set low so it sits close to the line of the roof
  • Position checked against any consent drawings or council conditions
  • Energy and old roofs — We make sure the rooflight meets current energy rules while suiting an older roof build-up.
  • Conservation area rules by nation — We check the permitted development position for your nation before the rooflight is ordered.

Fitting your conservation rooflight, step by step

Arrive and agree the plan. Sheet the floor and furniture. Set up the ladder, tower or scaffold. Check the opening, the upstand or flashing, and the unit against the paperwork. Fix and pack a conservation rooflight level. Seal it into the roof. Line the reveal or fit the ceiling trim. Clean the glass, clear the waste, and talk you through it. That is the shape of most fitting days, and for this type of job it usually takes one day.

Planning, building control and Blackwood

For a Welsh home, start with where the house is. In a conservation area, National Park, AONB or World Heritage Site, a rooflight needs planning permission; outside those, permitted development usually covers one that projects 150 mm or less. Side-facing roof windows within 10.5 m of a boundary must be obscure-glazed and fixed. New openings need building regulations approval, and replacements we fit are notified with a building notice, as we are not registered with a competent person scheme. We confirm all of this for your address.

What to send for a quick quote

What we cannot see, we have to guess, and guesses make quotes wider. So the more you send, the tighter the price. Useful: shots from the roof or garden, shots from the room underneath, a rough width and length, the roof finish, any access problems, and the product page if you have already ordered. Add the property postcode around NP12 and we will come back with a quote or a survey date.

Common questions in Blackwood

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 you make good inside after fitting?

Yes, where the quote includes it. Internal finishing usually means lining the reveal with plasterboard, taping or skimming, and fitting trim where it meets the ceiling. Some people prefer their own plasterer or decorator to finish off, which is fine. The written quote spells out exactly where our work stops, so nobody is left guessing about who does what once the unit is in.

Send a few photos and your NP12 postcode, and we will put together a written quote for the job.

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

Conservation rooflights in Blackwood

Send photos and rough sizes, or ask for a survey for install work. One fixed written price before anything starts.

CallGet a quote