Frameless Skylight for Flat Roof 400 x 1500 mm

Rooflight Factory Flat Roof Skylight – Triple Glazed Clarity and Superior Thermal PerformanceIlluminate your home with the Rooflight Factory Flat Roof Skylight, designed to deliver exceptional natural light, outstanding insulation, and a sleek, contemporary finish. Crafted with precision to meet British standards, this skylight enhances both comfort and style, making it an ideal choice for modern living spaces across the UK.Triple-Glazed Construction for Maximum EfficiencyBuilt with three expertly engineered glass layers, the Rooflight Factory skylight offers excellent durability, insulation, and optical clarity. Each layer plays a key role in maintaining thermal efficiency and structural integrity: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 14449This advanced triple-glazed unit achieves a U-value of 0.9 W/m²K and a G-value of 58%, ensuring exceptional energy efficiency while allowing generous natural light to flood your interior. The clear tint adds brightness without glare, creating a warm and inviting atmosphere year-round.Product SpecificationsGlazing Type: Triple GlazedInternal Glass Size: 400 x 1500 mmExternal Glass Size: 600 x 1700 mmSpacer Type: 15 mm Black Warm EdgeAir Gap: 15 mm, 90% Argon FilledNet Weight: 34 kgSelf-Cleaning: YesUV Protection: YesTint: ClearSafety and ComplianceThe Rooflight Factory Flat Roof Skylight complies fully with British Standards and Building Regulations, ensuring the highest safety and quality standards. Each unit is CE marked and includes all relevant Safety Markings. Designed for versatility, this skylight can be installed on roofs with a pitch of up to 45 degrees.Installation GuidelinesFor a secure and professional installation, follow these recommendations:Dimensions: The top glass pane features a black border that extends the external measurements by 200 mm in each direction.Opening Preparation: Allow an additional 10 mm internally from upstand to upstand for proper fitting. For instance, a 600 x 900 mm skylight requires a 610 x 910 mm opening.Upstand Construction: Construct the upstand using 2×1 or 2×2 inch timbers for stability and strength.Foam Rope & Sealant: Use foam rope atop the internal support baton to distribute glass weight evenly. Seal with Dowsil 791 black silicone sealant for a watertight finish. Do not use acrylic sealants, as they are incompatible with this product.Custom Size OptionsFind the perfect skylight for your project using Rooflight Factory’s Custom Size Frameless Skylight Calculator or Custom Oversize Frameless Skylight Calculator. Whether you’re renovating or designing a new build, our made-to-measure options ensure a seamless fit and flawless finish.Why Choose Rooflight Factory?Best Price Guarantee20-Year WarrantySecure Payment AssuranceSelf-Cleaning & UV Protected GlassClear Tint for Maximum LightFree Delivery within London (M25)All Panels Toughened and LaminatedMade in the EU with London-Based StockQuick and Easy InstallationStep-by-Step Installation GuideRooflight Factory Flat Roof Skylights combine advanced glazing technology with contemporary design, creating a bright, energy-efficient, and elegant solution for modern homes. Built to last and beautifully finished, they deliver exceptional value and performance for any space.