Our NEW Thermally Broken Flat Glass rooflights are the ideal choice for applications where the raised profiles of conventional modular rooflights are not practical or desirable. Product information The NEW Thermally Broken Flat GlassElectrical vent option is available in many bespoke sizes from confirmed order would be 5 working weeks. The glass we supply is double glazedunits comprising of a 6mm toughened glass outer, 20mm argon-filled cavity and a 6mm LOW-E HST toughened inner pane (up to 2.7m2 approx), as standard. A inner pane of laminated is possible. The glazing elements are contained within a thermally broken, extruded aluminium frame, to current British and European standards: BS EN 12020-1:2001. Glazing frames are polyester powder coated to BS 6496 and BS EN 12206-1:2004. The extruded aluminium polyester powder coated frame is available in either: Anthracite Grey: RAL 7016, White: RAL 9010 or Black: RAL 9005. The product has a thermal value or U-value of 1.4 W/m2k & 1.1 W/m2kcentre pane value which exceeds the requirement for Part L compliance and is tested to CWCT TN 66 & 67 Class 2 / ACR (M) 001:2005 and is classed as a B Non Fragile rooflight. The roof light also has an AA Fire Rating.The Light Transmission is 78% & the rooflights weigh approximately 43kgs per m2. The Flat Glass product is suitable for use with all popular flat roof finishes & comes with 10 year guarantee*. *Ask for more details. A TRIPLE glazed option is also available.