Celotex GA4000 is a multi-purpose insulation board which can be specified for use in a variety of applications such as pitched roofs, flat roofs, solid masonry walls, floors, timber framed & steel framed systems. It has long been at the heart of the Celotex product range providing the user with a range of thermal insulation solutions.

With low emissivity foil facings, GA4000 celotex insulation boards are manufactured from rigid polyisocyanurate (PIR) using a blowing agent that has zero ozone depletion potential (zero ODP) and low global warming potential (GWP).

Properties

Length: 2.4m.
Width: 1.2m.
Coverage: 2.88m2.
Thickness: 50mm.
rValue: 2.25m2K/W.
Weight: 1.55kg/m2.
Thermal conductivity: 0.022 W/mk - BS EN 12667.
Compressive strength: ≥140kPa - BS EN 826.
Water vapour resistance: >150MNs/g - BS EN 12086: Method B.
Spread of flame: Class 1 - BS 476-7.

Application

The insulation shall be Celotex GA4000 comprising a polyisocyanurate rigid foam insulation core, with a thermal conductivity of 0.022W/mK and low emissivity aluminium foil facings on both sides. GA4000 is A+ rated when compared to the BRE Green Guide 2008 and is CFC/HCFC free with zero ODP and low GWP.

Celotex GA4000 can be specifed for use in a variety of applications such as pitched roofs, flat roofs, solid masonry walls, floors, timber framed & steel framed systems.

CE marking compliance to BS EN 13165:2001 and manufactured in accordance with quality management systems BS EN ISO 9001:2000 by Celotex Limited. All products must be installed in accordance with instructions issued by Celotex Limited.

GA4000 Specifications

• Comes in thicknesses ranging from 50 - 100mm, making it the thinnest PIR insulation available, in a standard board size of 1200mm x 2400mm.
• Is suitable for use in a number of applications including roof, wall and floor systems.
• Is easy to cut and shape.
• Includes low emissivity foil facings giving improved thermal insulation performance within cavity air spaces.
• Provides reliable long-term energy savings for buildings.