The bottom pane of glass will be 100mm smaller all around which would make the bottom pane 800mm x 800mm. For all standard rooflight units, the top pane has a black 100mm boarder and a 100mm overhang all around.
eBay
This high-quality roof window features a fixed window style with laminated glass and double-pane glazing for added security and insulation. The interior colour is white, giving it a clean and modern look.
eBay
• Triple glazed for maximum energy efficiency and sound reduction. • Purpose-built for flat and pitched roofs (0–45° pitch). • Fixed design – non-opening, perfect for low-maintenance natural light. • Built with Saint-Gobain toughened and laminated safety glass.
eBay
Flat Rooflight. You should allow for 5mm tolerances all around to allow the bottom pane of the Roof Light Stepped Unit glass to fit smoothly into the opening. Rooflight Make up supplied Our high quality skylight roof light for flat roofs is constructed with durable toughened glass.
eBay
Whitesales Glass Rooflight EM Glaze - Flat Glass Roof Skylight - Grey RAL 7016. Whitesales Flat GlassRooflights. All visible aluminium is polyester powder coated to Anthracite Grey RAL 7016 as standard or can be powder coated to a specific RAL colour if required.
eBay
Featuring UV protection and a U Value of 0.9 W/m²K, this skylight is not only energy efficient but also provides noise reduction. Self-cleaning glass and argon filled glazing make this skylight low-maintenance and energy efficient.
eBay
Flat Roof Glass / Roof Light / Skylight / Lantern / 2000x1000mm. 'Thermolight' rooflight skylight for flat roofs. Prior to fitting your thermolight roof light your on site joiner will need to form a timber kerb up stand 70mm w x 150mm h leaving a clear opening between the timbers set in by 100mm from size of the roof light you order eg 1000mm x 200mm rooflight set the internal of the timbers to 800mm x 1800mm.
eBay
Prior to fitting your thermolight roof light your on site joiner will need to form a timber kerb up stand 70mm w x 150mm h leaving a clear opening between the timbers set in by 100mm from size of the roof light you order eg 1000mm x 200mm rooflight set the internal of the timbers to 800mm x 1800mm.
eBay