125mm Kingspan TW55 ThermaWall PIR Insulation Board 2.4m x 1.2m Next Day Delivery It is normally used to

It is normally used to level

This reflective property ensures a more effective distribution of heat

90mm rigid thermoset phenolic floor board with a fibre-free insulation core

meeting Approved Document E requirements

meeting occupant needs for comfort and greater energy efficiency

125mm Kingspan TW55 ThermaWall PIR Insulation Board 2.4m x 1.2m Next Day Delivery It is normally used to125mm Kingspan Thermawall TW55 is a rigid thermoset polyisocyanurate (PIR) insulation board faced both sides with a low emissivity composite foil, supplied in 2400mm x 1200mm sheets covering 2. 88m. Declared thermal resistance is 5. 65 mK W at a thermal conductivity of 0. 022 W mK. Steel frame is where this thickness comes into its own. Kingspan's insulated sheathing tables run to 125mm for steel frames at 600 centres, showing 0. 15 W mK behind 102.