We've made aluminium roof lanterns straightforward for Seaham: order supply-only with delivery to your door, or book our fitting teams and have the whole project — survey to seal — handled for you.
Free, no-obligation quotes · response within 1 working hour · supply-only or fully installed
Durham property here means colliery terraces and stone market towns with growing extension and conversion demand. That local context shapes what we recommend in Seaham — from glass specification to frame colour — before a single quote is written.
Frames are thermally broken aluminium, glazing is 28mm argon-filled with self-clean and solar options, and everything is made to measure. Buy supply-only with kerbside delivery, or have our fitters handle the lot under a written workmanship guarantee.
From Seaham we also serve Darlington, Hartlepool and Stockton-on-Tees and the wider county — so if you're comparing quotes anywhere in Durham, ours is free, fast and without obligation.
Standard sizes below — made to measure quoted same day. Installation available nationwide if you’d rather we fit it.
Thermally broken aluminium · self-clean & solar glass options · 7–10 working days
Thermally broken aluminium · self-clean & solar glass options · 7–10 working days
Thermally broken aluminium · self-clean & solar glass options · 7–10 working days
Strength. Aluminium carries the same glass on much slimmer bars, so the lantern looks lighter and lets more daylight through. It also holds its colour and shape for decades, where uPVC profiles are bulkier and can discolour.
Not when thermally broken. The polyamide barrier separates the cold external aluminium from the warm internal face, keeping the inside surface above dew point in normal conditions. Good room ventilation does the rest.
Yes — dual-colour powder coating is a standard option. Anthracite outside with white inside is the most popular combination, keeping the exterior contemporary while the interior stays bright.
Yes. Our powder coat is marine-grade as standard, and aluminium itself doesn't rust. For exposed shoreline plots we can also upgrade fixings and glazing to suit the wind loading.
Yes — Seaham is inside our standard Durham coverage. Our fitting teams survey and install throughout the area, and supply-only deliveries run to Seaham on dedicated glass transport.
Stocked standard sizes typically deliver to Seaham within 7–10 working days; made-to-measure fabrication adds to that, and we confirm the slot when you order so it lands with your build programme.
Send the form and we’ll come back with honest prices — supply-only or installed — with a response within 1 working hour.
Prefer to talk? Call 0800 088 6248 or WhatsApp · sales@lantern-roof.com