Celestial Windows

Icotherm Roof Systems – The Energy-Efficient Warm Roof Solution

Why Choose an Icotherm Roof for Your Conservatory?

Is your conservatory too cold in winter and too hot in summer? You’re not alone. Many homeowners struggle with temperature extremes caused by outdated polycarbonate or glass roofs. These materials lack proper insulation, leading to heat loss in winter and excessive solar gain in summer.

An Icotherm warm roof is the ultimate solution. Designed with high-performance insulation and a timber core, it helps regulate indoor temperatures for year-round comfort. Say goodbye to draughts, overheating, and sky-high energy bills—upgrade your conservatory with an Icotherm roof today.

Year-Round Comfort – No More Temperature Extremes

Tired of a freezing conservatory in winter and a sweltering space in summer? Icotherm’s fully insulated warm roof regulates temperature, keeping your conservatory comfortable every day of the year. No more avoiding the space—enjoy it in all seasons.

Save Money on Energy Bills

An Icotherm roof helps retain heat in winter and keeps excess warmth out in summer, reducing your need for heating and cooling. This means lower energy bills and a more efficient home, saving you money while improving comfort.

Built to Last – 10-Year Guarantee & Full Compliance

Icotherm roofs are strong, durable, and built for longevity. Every roof meets MFA Building Control regulations, ensuring safety and structural integrity. Plus, with a 10-year manufacturer guarantee, you can trust that your investment is protected for years to come. Icotherm also offers a 40 year manufacturer guarantee on Britmet tiles.

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What Makes It Icotherm Better Than Others?

Superior Insulation with Timber Construction

Icotherm roofs use C24 timber, which provides exceptional thermal efficiency. Unlike aluminium alternatives, timber prevents cold bridging, helping to reduce heat loss and maintain a comfortable indoor temperature. Plus, it's a sustainable choice, made from FSC-certified timber, making your home more energy-efficient and eco-friendly.

Easy Retrofit for Existing Conservatories

Upgrading your conservatory is quick and hassle-free. Icotherm roofs can be fitted onto your existing conservatory base, eliminating the need for costly structural work. You get a warmer, more usable space without the mess and disruption of a full extension.

Faster Installation, Minimal Disruption

Icotherm roofs are pre-manufactured for a quick and precise installation. This means no lengthy building work, no bricklaying, and no waiting weeks for completion. Just a fast, efficient upgrade that transforms your conservatory in a matter of days.

Stylish Designs to Suit Every Home

Your conservatory should complement your home, not look like an afterthought. Choose from four unique designs—Icoroof, Icoview, Icospan, and Ico600—to match your property’s style. Plus, with a range of tile options, you can create a modern, traditional, or bespoke finish that blends seamlessly with your home.

Icotherm vs. Other Warm Roof Systems

FEATUREICOTHERMSUPALITEOTHER SYSTEMS
Timber Construction Yes No No
Eco-Friendly Yes No No
Fast Installation Yes Can be Longer Varies
Building Control Approved Yes Yes Varies
10-Year Guarantee Yes Yes Varies
Multiple Design Options Yes Yes Limited
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Upgrade to Icotherm Today!

Upgrade to Icotherm and enjoy a warmer, more energy-efficient conservatory without the hassle of a full rebuild.

Upgrade to Icotherm and enjoy a warmer, more energy-efficient conservatory without the hassle of a full rebuild.

Quick & Easy Installation

10 Year Guarantee

Thermally Efficient

Customisable

Eco-Friendly

Building Control Compliant

FAQ's - Everything You Need to Know About Icotherm Roofs

Yes, Icotherm roofs are designed to fit most existing conservatory bases. Whether you have a Victorian, Edwardian, lean-to, or gable-end conservatory, Icotherm provides a fully insulated solution that enhances thermal efficiency and year-round usability. Celestial Windows will assess your existing structure to confirm compatibility before installation.

Most Icotherm roof installations take 2 to 3 days, depending on the conservatory’s size and complexity. Because the system is pre-manufactured, on-site work is fast and efficient, with minimal disruption to your home. Celestial Windows’ expert team ensures a smooth and professional installation process.

Yes, an Icotherm roof reduces heat loss in winter and prevents overheating in summer, making your conservatory more energy-efficient. By improving insulation, you’ll rely less on heating and cooling, leading to lower energy bills. Many homeowners see a significant reduction in heating costs after upgrading.

Icotherm roofs come in a range of tile styles and colours to match your home’s aesthetics. Options include lightweight slate-effect tiles and traditional shingle designs. Celestial Windows will help you choose the best finish to complement your property’s roofing and exterior style.

In most cases, no planning permission is required, as replacing a conservatory roof falls under permitted development. However, building regulations apply, and Celestial Windows ensures compliance with MFA Building Control. If your property is listed or in a conservation area, additional approvals may be needed.

Yes, Icotherm roofs fully comply with UK building regulations. They are designed to meet thermal efficiency, structural integrity, and ventilation standards. Celestial Windows works with MFA Building Control, ensuring all installations meet the necessary requirements for safety and performance.

The cost of an Icotherm roof depends on the size, design, and customisation options chosen. Prices vary based on tile selection, additional features, and installation requirements. Celestial Windows offers free, no-obligation quotes, allowing homeowners to understand pricing before committing.

Yes, Icotherm roofs can be customised with roof windows, skylights, and Velux-style glazing panels to allow natural light into your conservatory. These features improve daylight levels and ventilation, making the space feel brighter and more open.

Yes, Icotherm roofs provide superior sound insulation compared to polycarbonate or glass roofs. The multi-layered timber construction absorbs rainfall noise and external sounds, making your conservatory quieter and more comfortable in all weather conditions.

Yes, replacing an old conservatory roof with an Icotherm system can increase your property’s value and desirability. A fully insulated, year-round living space makes your home more appealing to buyers, adding both practicality and energy efficiency.

The process starts with a free consultation, where Celestial Windows assesses your conservatory and discusses your requirements. Once you choose your roof style and finishes, the team arranges a survey, ensures building regulation compliance, and schedules installation. Most projects are completed in just a few days, with minimal disruption.

Booking a consultation is simple. You can call Celestial Windows, fill out the online contact form, or visit their showroom to discuss your options. A specialist will guide you through the best roof solution for your conservatory and provide a free, no-obligation quote.

Yes, Celestial Windows works with MFA Building Control to ensure every Icotherm installation meets UK building regulations. They handle structural approvals, insulation standards, and ventilation requirements, so you don’t have to worry about compliance.

Icotherm roofs use timber construction for superior insulation, unlike aluminium-based systems. They are lighter, eco-friendly, and energy-efficient, reducing heat loss and overheating. With customisation options, fast installation, and building control compliance, they offer a hassle-free, long-lasting upgrade.

It depends on local planning regulations. While replacing a conservatory roof often falls under permitted development, listed buildings and conservation areas may require special approval. Celestial Windows can provide guidance on planning permissions for your property.

Yes, Icotherm roofs work perfectly with underfloor heating, as their insulated design helps retain warmth, improving energy efficiency. This combination ensures your conservatory stays warm in winter without excessive heating costs.

Yes, Icotherm roofs can be retrofitted onto existing conservatory structures, provided the frames are structurally sound. Celestial Windows will assess your existing base and confirm whether reinforcements or adjustments are needed.

Icotherm roofs use timber instead of aluminium, making them more thermally efficient and eco-friendly. They offer better insulation, lower energy costs, and faster installation. Unlike some competitors, Icotherm provides full building regulation approval, ensuring compliance and peace of mind.

Yes, all Icotherm roofs come with a 10-year manufacturer guarantee, and Celestial Windows ensures expert installation and aftercare support. This gives you long-term confidence in your investment.

Finance options may be available, depending on your budget and payment preferences. We  can discuss flexible payment plans to help spread the cost of your Icotherm roof upgrade.