In Blackwood, as everywhere, aluminium lanterns are strong and slim, but they still rely on gaskets, cappings and seals that wear. Send photos and we'll tell you what we think has failed.

Is it time for aluminium roof lantern repairs?
- Chalky or chipped powder coat
- Misted units
- Corrosion at cut edges or fixings in coastal areas
What usually causes it?
Thermal movement
Aluminium moves with temperature; seals and fixings take the strain.
Finish damage
Scratches and chips expose bare metal; coastal air speeds up corrosion.
About Blackwood and the NP12 area
Damp, mild winters keep moss and algae growing on flat roofs and lantern frames, which holds water against seals and blocks weep slots. Regular clearing makes a real difference in wetter areas.
Blackwood is around 11 miles from Newport, Gwent, and both are within our Gwent coverage.
Neighbouring places we cover include Risca (6 miles), Caerphilly (6 miles), Pontypridd (7 miles).
What should you expect to pay in Blackwood?
Typical range: £195–£695 ex VAT, which is £234–£834 with VAT, per lantern. Towers or scaffold, where needed, are priced into the quote. Your fixed price is confirmed in writing before any work starts.
Do you need permission in Wales?
Most lantern repairs in Wales need no approval at all. Where a job turns into a replacement, the Building Regulations 2010 (as applied in Wales) apply and we confirm how the work will be signed off before we start. Listed buildings in Wales need listed building consent from the local planning authority for alterations, with Cadw guidance on historic buildings; check with the council before changing a lantern on a listed property.
How does it work?
- Send photosWhatsApp or upload a few photos and tell us when it leaks.
- Guide priceWe reply with a guide price and whether a visit is needed.
- Fixed price in writingYou approve the price and the date before anything starts.
- Repair and testWe fix what's failed, water-test where it matters, and send photos.
Aluminium roof lantern repairs in Blackwood: questions
Do you cover Blackwood?
Yes. We cover Blackwood, including the NP12 postcode area, as part of Gwent. Send photos by WhatsApp or the form for a free guide price, and we'll confirm the fixed price in writing before any work starts.
How do I get a price for aluminium roof lantern repairs in Blackwood?
Send a few photos of the lantern and the problem, with your Blackwood postcode. We'll reply with a guide price and tell you whether a visit is needed before we can fix the price.
What do aluminium lantern repairs cost?
Most component repairs are £195–£695 ex VAT per lantern, confirmed in writing before work starts.
Can you repaint an aluminium lantern?
Yes — see roof lantern respraying for on-site spray finishes.
Other lantern repairs in Blackwood
- Glazing bar and capping repairs in Blackwood
- Upstand and kerb repairs in Blackwood
- Flat roof junction and flashing repairs in Blackwood
- uPVC roof lantern repairs in Blackwood
- Opening vent and actuator repairs in Blackwood
- Flat rooflight and skylight repairs in Blackwood
Aluminium roof lantern repairs near Blackwood
More about aluminium roof lantern repairs · All roof lantern repairs in Blackwood