We carry out leak investigation and inspection in Newport, Gwent and across the NP10 area. Some leaks are obvious; many aren't.

What you might be seeing
- Previous repairs haven't stopped the leak
- The leak moves around or is intermittent
- You need a written report for a landlord, insurer or builder
What usually causes it?
More than one fault
Older lanterns often have two or three small failures.
Not the lantern
Sometimes the source is the flat roof, a parapet, a gutter or a wall above.
Roof lanterns in Newport, Gwent
Wind-driven rain is the real test of a roof lantern, and the wetter west sees plenty of it. Leaks that appear only in a storm from one direction usually point to the cappings or eaves on that face — a useful clue when you send us photos.
Close by, we also cover Risca (5 miles), Cwmbran (5 miles), Pontypool (8 miles).
What should you expect to pay in Newport, Gwent?
Guide price for leak investigation and inspection: £145–£295 ex VAT (£174–£354 inc VAT), per visit. 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.
Leak investigation and inspection in Newport, Gwent: questions
Can you repair a lantern someone else installed in Newport, Gwent?
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.
Which places near Newport, Gwent do you cover?
As well as Newport, Gwent, we cover nearby Risca, Cwmbran, Pontypool, Caerphilly and the rest of Gwent.
What does a leak investigation cost?
Visits start from £145 ex VAT, up to around £295 for larger lanterns or longer water tests. The cost and what's included are confirmed in writing before we visit.
Do you provide a report?
Yes, with photos and findings, which is useful for landlords, insurers and disputes with installers.
Other lantern repairs in Newport, Gwent
- Glazing bar and capping repairs in Newport, Gwent
- Ridge and hip repairs in Newport, Gwent
- Condensation diagnosis and fixes in Newport, Gwent
- Aluminium roof lantern repairs in Newport, Gwent
- Flat rooflight and skylight repairs in Newport, Gwent
- Orangery lantern repairs in Newport, Gwent
Leak investigation and inspection near Newport, Gwent
More about leak investigation and inspection · All roof lantern repairs in Newport, Gwent