Timber roof lanterns are beautiful and repairable, but they need sound paint, sound beads and dry timber. We carry out timber roof lantern repairs across County Londonderry, with a guide price from your photos and a fixed price in writing before any work starts.

Signs you need timber roof lantern repairs
- Flaking or blistered paint on bars or eaves
- Dark staining or black lines along joints
- Leaks at bar joints
What usually causes it?
Water trapped by beads
Glazing beads and putty can trap water against the timber if their seals fail.
No maintenance
Timber needs redecorating on a cycle; skipped cycles turn small repairs into big ones.
Roof lanterns in County Londonderry
Western and upland parts of the UK get more rain and more wind-driven rain than the east, and that's what finds weak cappings and blocked eaves first. Lanterns here benefit from a check of the bars on the most exposed face and a clear eaves channel before winter.
What should you expect to pay for timber roof lantern repairs in County Londonderry?
Typical range: £395–£1,995 ex VAT, which is £474–£2,394 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 Northern Ireland?
Most lantern repairs in Northern Ireland need no approval at all. Where a job turns into a replacement, the Building Regulations (Northern Ireland) 2012 apply and we confirm how the work will be signed off before we start. 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 County Londonderry: questions
How much do timber lantern repairs cost?
From about £395 ex VAT for localised repairs up to around £1,995 for extensive restoration of a standard lantern, confirmed in writing before work starts.
How often does a timber lantern need painting?
It depends on exposure and paint system; many need redecorating every five to eight years.
Which towns in County Londonderry do you cover?
All of County Londonderry, including Derry~Londonderry, Coleraine, Limavady, Magherafelt, Portstewart. Rural and remote addresses are covered by arrangement.
How do I get a price for timber roof lantern repairs in County Londonderry?
Send a few photos of the lantern and the problem with your postcode, by WhatsApp or the form. We reply with a guide price and confirm the fixed price in writing before any work starts.
Other repairs in County Londonderry
- Ridge and hip repairs in County Londonderry
- Cracked lantern glass replacement in County Londonderry
- Roof lantern respraying in County Londonderry
- Flat rooflight and skylight repairs in County Londonderry
- Leak investigation and inspection in County Londonderry
- Commercial roof lantern repairs in County Londonderry
Nearby areas
- Timber roof lantern repairs in County Tyrone
- Timber roof lantern repairs in County Antrim
- Timber roof lantern repairs in County Armagh
- Timber roof lantern repairs in County Down
- Timber roof lantern repairs in County Fermanagh
More about timber roof lantern repairs · All roof lantern repairs in County Londonderry