800 x 2500 mm Frameless Triple Glazed Flat Roof Skylight

The 800 x 2500 mm Flat Roof Skylight is a fixed, high-performance glazing unit ideal for residential and commercial spaces. With its frameless finish, self-cleaning technology, and triple glazed structure, it delivers light, comfort, and peace of mind.

🔍 Key Technical Specifications

• Glazing Type: Triple Glazed

• Internal Glass Size (Quoted): 800 x 2500 mm

• External Glass Size: 1000 x 2700 mm

• Net Weight: 100.50 kg

• Glass Tint: Clear

• U Value: 0.9 W/m²K

• G Value: 58%

• Sound Insulation: 39 dB

• Self-Cleaning: YES

• UV Protected: YES

🧪 Triple Glazing Construction

• Top Glass Pane: 6 mm Planibel Clearlite (Thermally Toughened – BS EN 12150)

• Spacer: 15 mm Black Warm Edge

• Air Gap: 15 mm, 90% Argon Filled

• Middle Glass Pane: 4 mm Planibel Clearlite (Thermally Toughened – BS EN 12150)

• Spacer: 15 mm Black Warm Edge

• Air Gap: 15 mm, 90% Argon Filled

• Bottom Glass Pane: Stratobel Clearlite 44.2 iplus 1.1 (Laminated with Low-E coating – EN 14449)

🛡️ Safety & Compliance

• CE Certified – Conforms to EU directives

• British Standards & Building Regulations Compliant

• Laminated & Toughened Safety Glass

• Max Pitch: 45° for installation

• Safety Markings included

🏗️ Installation Guidelines

• Black Border Extension: Adds 200 mm on each side externally

• Opening Tip: Add 10 mm to internal dimensions

  • For this unit: opening should be 810 x 2510 mm

• Recommended Upstand: 2×1″ or 2×2″ timber

• Sealant Use: Only Dowsil 791 (black) – Do not use acrylic sealants

• Foam Rope: Place on internal baton for load balance and stress dispersion

📦 Features & Benefits

• ✅ Self-Cleaning Glass

• ✅ UV Shield & Clear Tint

• ✅ Thermal & Acoustic Insulation

• ✅ Triple Glazed Safety Glass

• ✅ 20-Year Warranty

• ✅ Made in EU

• ✅ Free Delivery within London (M25)

• ✅ Nationwide Delivery Available

• ✅ Easy Installation with Guide

• ✅ Trusted by Professionals

🌟 Why Choose Saris-Extensions Skylights?

Saris-Extensions combines architectural elegance with performance engineering. Our flat roof skylights offer:

✔ Modern frameless appeal
✔ Triple-layer insulation for energy savings
✔ Proven safety, weather resistance, and ease of installation