Frameless Skylight for Flat Roof 500 x 1500 mm

Rooflight Factory Flat Roof Skylight – Triple Glazed Excellence for Modern HomesEnhance your living space with the Rooflight Factory Flat Roof Skylight – a beautifully engineered solution designed to bring natural light, energy efficiency, and lasting durability to your home. Crafted to meet the highest British standards, this skylight combines sleek design with superior performance, ensuring comfort, clarity, and safety throughout the year.Premium Triple-Glazed ConstructionEach Rooflight Factory skylight features a robust, triple-glazed structure that delivers exceptional thermal insulation and strength:Top Glass Layer: 6 mm Planibel Clearlite / Thermally toughened glass BS EN 12150Middle Glass Layer: 6 mm iplus Thermally toughened glass with Low-E coating EN 12150Bottom Glass Layer:  Stratobel Clearlite 44.2 / Laminated glass EN 14449With a U-value of 0.9 W/m²K and a G-value of 58%, this skylight helps retain warmth in winter while reducing heat gain in summer, creating a comfortable indoor environment all year round.Product SpecificationsGlazing Type: Triple GlazedInternal Glass Size: 500 x 1500 mmExternal Glass Size: 700 x 1700 mmSpacer Type: 15 mm Black Warm EdgeAir Gap: 15 mm, 90% Argon FilledNet Weight: 42 kgSelf-Cleaning: YesUV Protection: YesTint: ClearSafety and ComplianceSafety is paramount in every Rooflight Factory product. This skylight complies fully with British Standards and Building Regulations, ensuring complete peace of mind. It carries all relevant safety markings and a CE certification, confirming compliance with EU directives. Suitable for installation on roofs pitched up to 45 degrees.Installation GuidanceFor best results and a perfect fit, follow these installation recommendations:Dimensions: The top glass pane includes a black border extending external measurements by 200 mm in each direction.Opening Size: Allow an additional 10 mm internally from upstand to upstand for fitting (e.g. for a 600 x 900 mm unit, create a 610 x 910 mm opening).Upstand Construction: Build using 2×1 or 2×2 inch timbers for stability and precision.Sealant & Foam Rope: Place foam rope on the internal support baton to distribute weight evenly. Use Dowsil 791 black sealant for a watertight seal. Avoid acrylic sealants as they are not compatible.Customisation OptionsUse our Custom Size Frameless Skylight Calculator or Custom Oversize Frameless Skylight Calculator to design your perfect fit. Whether you’re working on a new build or renovation, Rooflight Factory offers flexible options to match your exact requirements.Why Choose Rooflight Factory?Best Price Guarantee20-Year WarrantySecure Payment AssuranceSelf-Cleaning & UV Protected GlassClear Tint for Maximum ClarityFree Delivery within London (M25)Made in the EU with London-based stockQuick and Easy InstallationStep-by-Step Installation GuideRooflight Factory Flat Roof Skylights are more than just a window to the sky — they are a statement of quality, innovation, and refined craftsmanship, designed to brighten your home and elevate your comfort.