The Celotex Insulation Board is an easy to install polyisocyanurate (PIR) insulation board with excellent thermal performance, featuring a low emissivity foil facing. Available in thicknesses from 40mm to 100mm, it is suitable for use in partial fill cavity wall applications.

Brand Name	CELOTEX
Material	PIR
Type	Insulation boards
Certifications Met	BBA approved – certificate 16/5343 (Partial Fill Cavity Walls)
Length	1200 mm
Thickness	50 mm
Width	450 mm
Coverage	0.54 m2
Thermal Conductivity	0.022 W/mK
Thermal Resistance R Value	2.25 m2K/W