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Upgrade Your Conservatory. Enjoy It All Year Round.

If your conservatory is too hot in summer and too cold in winter, Thermaseal’s replacement warm roof systems are the perfect solution. Designed to make your space comfortable, energy-efficient, and beautiful year-round, our roofs are built to modern standards and tailored to fit your existing structure.

Why Replace Your Conservatory Roof

Older polycarbonate or glass roofs often struggle with temperature control, noise, and condensation. Our solid and hybrid warm roofs provide insulation and a plasterboard interior finish, transforming your conservatory into a seamless extension of your home.

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Features & Benefits

Here are the list of features and benefits:

  • Exceptional thermal efficiency for consistent comfort

  • Solid or hybrid tiled roof options with internal plasterboard ceilings

  • Custom finishes to complement your property

  • Reduced glare and noise for a peaceful atmosphere

  • Low-maintenance and leak-resistant design

  • Adds long-term value and usability to your home

Solid Roof Conservatories

A True Year-Round Room

Turn your conservatory into a functional, cozy living area with a solid tiled roof that looks and feels like part of your home. Each roof is highly insulated and comes with a plasterboard interior finish as standard.

Conservatory Upgrades

Refresh, restore, and renew

Don’t stop at the roof — Thermaseal can upgrade your conservatory from top to bottom. Replace frames, glass, or the entire structure for a modern, efficient, and stunning space.

We handle everything:

Roof replacements

Fascias, soffits, & guttering improvements

Frame and glazing upgrades

Planning & Compliance

Our team manages all necessary planning permissions and building regulations for your new roof — ensuring your upgrade meets every legal and safety requirement.

Quality & Guarantees

Installed by Certass-approved professionals
10-year insurance-backed guarantee (frames/workmanship)
5-year cover on glass and hardware
Backed by trusted suppliers such as Midland Improvements (MIDIMP)
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Customers Rate Us Highly

Explore recent installations from sash window upgrades to warm roof conversions and see how thoughtful design and careful fitting can transform your home.

Reviews
4.9
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30 reviews
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Replaced 30 year old windows!! Excellent service. Prompt and efficient. Fair price too.Left clean and tidy inside and out.
— Sharon Walker
★ ★ ★ ★ ★
Brilliant local company. Honest, reliable, quick and efficient service. Wonderful team of lads throughout whole process from enquiry to fitting. Would definitely recommend ..
— Jennifer Watson
★ ★ ★ ★ ★
Replaced patio doors. Excellent workmanship. Great couple of lads. Upvc doors are very high quality made. Would recommend 👍👍👍👍👍
— Rhbzuk
★ ★ ★ ★ ★
George and everyone we’ve dealt with at Thermaseal have been a pleasure to do business with. They worked together, as a great team, to look after our needs; from sourcing quality products, to installation, and after-sales care ....
— Colin Failes
★ ★ ★ ★ ★
Excellent service. They arrived promptly and did a wonderful and neat job of the new window. Paul was happy to assist with further information which we required. A great team, ...
— shaila gallagher
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Thermaseal replaced two bay windows and two casement windows for us and we would highly recommend them. They were a pleasure to deal with from start to finish, very professional and friendly. They gave us the best quote out of ...
— Kate M