Kingspan Kooltherm K103 Insulation Floorboard - 2400mm x 1200mm x 25mm (pack of 12 sheets 34.56m2) Velux Accessories Top-Hung GPL Roof Windows come

Top-Hung GPL Roof Windows come with traditional treated timber frame and open to any position up to 45º

Single ply membrane and GRP Fireglass

The double glazed flat glass unit has a toughened outer pane and laminated inner pane for extra safety

A wide range of VELUX Sloping and Fixed Combinations can be created

long-lasting bond

Kingspan Kooltherm K103 Insulation Floorboard - 2400mm x 1200mm x 25mm (pack of 12 sheets 34.56m2) Velux Accessories Top-Hung GPL Roof Windows comeDelivery: IN STOCK. Delivery: 2 3 days Free Delivery on orders over 650. 00 Key Features: Thickness: 25mm Board size: 2400mm x 1200mm Thermal Conductivity: 0. 019 W m. K Coverage per board: 2. 88m2 Pack coverage: 34. 56m2 Application: Beam and block, Concrete, and Timber floors. Description: Kooltherm K103 is an advanced floor insulation solution, for use with solid concrete or suspended timber floors. It has a thermal conductivity of 0. 019 W mK and