We carry out timber roof lantern repairs in Carrickfergus and across the BT38 area. Timber roof lanterns are beautiful and repairable, but they need sound paint, sound beads and dry timber.

Is it time for timber roof lantern repairs?
- Flaking or blistered paint on bars or eaves
- Soft timber when pressed
- Dark staining or black lines along joints
Common causes we find
Paint failure
Once the paint film breaks, water gets into the end grain and joints.
Water trapped by beads
Glazing beads and putty can trap water against the timber if their seals fail.
Roof lanterns in Carrickfergus
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.
Near the coast, salt in the air is hard on aluminium finishes and fixings; washing the frame occasionally and touching in chips keeps corrosion away.
Carrickfergus is around 10 miles from Belfast, and both are within our County Antrim coverage.
If you're just outside Carrickfergus, we also cover Holywood (5 miles), Newtownabbey (6 miles), Bangor, Down (7 miles).
Guide prices for timber roof lantern repairs in Carrickfergus
Most timber roof lantern repairs jobs come in between £395 and £1,995 ex VAT (£474–£2,394 including 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 Northern Ireland?
Straightforward repairs — resealing, gaskets, cappings, eaves and like-for-like parts — don't normally need building regulations approval in Northern Ireland. Replacing the whole lantern or enlarging the opening is different and falls under the Building Regulations (Northern Ireland) 2012; we confirm in writing which route applies before any replacement. Listed buildings in Northern Ireland need listed building consent from the council for alterations; check with the council's planning service 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.
Timber roof lantern repairs in Carrickfergus: questions
How do I get a price for timber roof lantern repairs in Carrickfergus?
Send a few photos of the lantern and the problem, with your Carrickfergus postcode. We'll reply with a guide price and tell you whether a visit is needed before we can fix the price.
Can you repair a lantern someone else installed in Carrickfergus?
Yes. We repair lanterns whoever fitted them. If yours is still under the installer's warranty, contact them first so you don't affect it.
Do you work on listed buildings?
Yes. Listed building consent may be needed for changes; like-for-like repair is generally treated differently from alteration, but check with your council's conservation officer before work.
How often does a timber lantern need painting?
It depends on exposure and paint system; many need redecorating every five to eight years.
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More about timber roof lantern repairs · All roof lantern repairs in Carrickfergus