Celotex Manufacture FAQs

The embodied energy arising from our manufacturing process is extremely low because the chemical reaction is exothermic.

Our latest cardboard packing line requires considerably less process energy than shrink wrapping and doesn't use oil-based plastics.

Yes. An exclusive feature in some of our boards is the incorporation of long-strand reinforcing glass fibres within the PIR foam core. This aids dimensional stability and further improves behaviour when exposed to a fire.

Yes. The company is quality assured to BS EN ISO 9001, confirming a robust and fully audited factory production control system.

It is made by a lamination process, formed between aluminium foil facings that are glued together in a continuous laminator, where the 'adhesive' is a mixture of MDI and polyol. An added blowing agent causes this adhesive to expand into foam that hardens and is cut into manageable board sizes.