The 75mm Kingspan Kooltherm K103 Floorboard is an impressively versatile, high-performance insulation board designed for ground floors. At 2400mm x 1200mm (8 x 4), this premium product offers superior thermal efficiency with a fibre-free rigid thermoset phenolic core. Its the ideal choice for those seeking effective insulation that can minimise heat loss, enhance energy savings and contribute to a more comfortable indoor environment.

Brand Name	Kingspan
Certifications Met	BREEAM certified, responsible sourcing to BES6001 Excellent
Material	Phenolic foam
Type	Rigid board
R-value	Approximately 4.56 m².K/W (at a thickness of 75mm)
Thickness	75 mm
Dimensions	2400 mm x 1200 mm (8 X 4)
Coverage area per package	Each board covers approximately 2.88 square meters
Quantity	Sold individually
Application	Floors
Installation method	Laid onto a flat and level surface using a suitable adhesive.
Fire rating	Class O/low risk as defined by the Building Regulations to BS479-1 (fire propagation).
Moisture resistance	Negligible water vapor permeance (less than ~0.02)
Compression resistance	Compressive strength typically exceeds 100kPa at yield.
Vapor transmission	Negligible water vapor permeance (less than ~0.02)
Sustainability features	Zero ODP and low GWP.