VELUX Fixed Polycarbonate Dome With 15cm Base Unit
- Double or Triple Skin Dome Options
- 10 Available Sizes
- Opaque Dome Only
- 10 Year Warranty
- Replacement or New Installation
Est. delivery: 2-5 Working Days
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Bring reliable natural light into your flat roof spaces with polycarbonate flat rooflights — a cost-effective, robust and low-maintenance option ideal for many residential and commercial applications. Whether you’re lighting a porch, garage, extension, loft workspace or utility area, polycarbonate rooflights deliver bright, even daylight while standing up to the elements.
Designed for simplicity and performance, our range of polycarbonate flat rooflights provides excellent weather resistance, impact strength and long-lasting clarity, helping you create lighter, more comfortable interiors.
Strong & Weather-Resistant: Polycarbonate panels are highly durable and can withstand heavy rain, hail, snow and frequent temperature changes, perfect for UK conditions.
Lightweight & Easy to Install: Compared to glass alternatives, polycarbonate rooflights are lighter, making them simpler and faster to install on new builds and refurbishment projects.
Excellent Light Transmission: These rooflights allow abundant natural daylight without sacrificing strength or durability, brightening up dark, enclosed spaces.
Cost-Effective Solution: Polycarbonate systems offer strong performance at an accessible price point — ideal for value-focused projects.
Low Maintenance: Smooth, tough surfaces resist dirt and wear, keeping your rooflight looking good with minimal upkeep.
Polycarbonate flat rooflights are especially suited to:
Their combination of practicality and performance makes them an excellent choice for both domestic and trade customers.
Our polycarbonate flat rooflights are manufactured to deliver dependable daylighting year after year. With high-strength panels and quality edge detailing, they resist yellowing, cracking and weather degradation, ensuring long-term clarity and light transmission.
For improved energy performance and thermal efficiency, these rooflights can be paired with compatible insulation and weatherproofing solutions, just ask our expert team for advice.
At Sterlingbuild, we’re flooring and rooflight specialists. We know that every project has unique requirements, from roof opening sizes and load considerations to aesthetic and performance goals.
If you’re unsure which rooflight is right for your build or renovation, or need guidance on installation, sizing or performance specs, our expert team is here to help. You can reach us by phone, email or WhatsApp at any stage of your project.
Explore our polycarbonate flat rooflights and find the right solution to bring quality daylight to your space.
Est. delivery: 2-5 Working Days
Est. delivery: 3-5 working days Working Days
Est. delivery: 2-5 Working Days
Est. delivery: 2-5 Working Days
Est. delivery: 3-5 Working Days
Est. delivery: 3-5 Working Days
Est. delivery: 3-5 Working Days
Est. delivery: 3-5 Working Days
Est. delivery: 3-5 working days Working Days
Est. delivery: 3-5 working days Working Days
Est. delivery: 2-5 Working Days
Est. delivery: 2-5 Working Days
Est. delivery: 3-5 Working Days
Est. delivery: 3-5 working days Working Days
Est. delivery: 3-5 working days Working Days
Est. delivery: 3-5 working days Working Days
Est. delivery: 2-5 Working Days
Est. delivery: 2-5 Working Days
Est. delivery: 2-5 Working Days