Important Information: For all updates and Celotex announcements since June 2017, please see the links below...  See more

Declared lambda values - Read more >

5000 Class 0 testing - Read more >

Rainscreen cladding & RS5000 - Read more >

The Handy Guide

A Professional Guide to PIR Thermal Insulation.

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The Celotex Handy Guide is an essential tool that includes invaluable features such as easy-to-use ready reckoners, extensive U-value calculations, detailed illustrations and clear installation guidelines.

Other technical information it holds relating to specific constructions includes a more extensive section on calculating P/A ratios for floor insulation; reflecting the ever-increasing use of PIR in flooring applications due to its better thermal performance than many other insulation types.

Celotex' Handy Guide also includes clear and concise explanations of the requirements of UK Building Regulations, including Approved Document L for new and existing dwellings in England and Wales and Section 6 of the Scottish Building Regulations.

It’s available to download for free, so download your copy now.

Download The Handy Guide