Welcome to Planet Insulation
The go-to destination for superior thermal insulation products, at unbeatable prices, with excellent customer service.
Our range includes wall insulation, floor insulation, roof insulation, and renewable insulation - perfect for keeping your home comfortable all year round. We also offer insulation guidance and advice, so you can easily find the right product for your needs.
Market leading product range
Shop from the UK's leading brands, including Kingspan, Celotex, Gyproc Thermaline, Rockwool, and Thermafleece, with free shipping on Celotex and Kingspan orders over £1000.
Wall Insulation Range
Add comfort to your home by keeping the heat in during the winter, whilst keeping cool when the sun comes out with our range of wall insulation.
Our range includes market leading insulation from the three biggest suppliers Kingspan, Celotex and British Gypsum.
Floor Insulation Range
Create a comfortable environment with our floor insulation range that will give you the ideal insulation for your property.
Meet building regulations with the Celotex GA400 or Kingspan TF70 range, or upgrade to the Kooltherm range.
Roof Insulation Range
Reduce heat loss and your heating bills by insulating your loft, attic or flat roof with our range of roof insulation.
With market leading products for all roof types, including pitched, we have you covered for roof insulation.
Renewable Insulation Range
Use nature’s insulation with the UK’s leading brand of natural and sustainable insulation, the Thermafleece insulation range.
This innovative range comes in slabs and rolls, delivering high performance insulation whilst being kind to the environment.
Our bestselling products
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Kingspan TP10/TW55/TF70 PIR Boards
Regular price From £23.22Regular priceUnit price per£21.11Sale price From £23.22 -
Celotex TB/GA/XR4000 PIR Boards
Regular price From £16.23Regular priceUnit price per£14.75Sale price From £16.23 -
Rockwool RW3 60kg/m3 Acoustic Mineral Wool
Regular price From £46.25Regular priceUnit price per -
Kingspan K108 Kooltherm Cavity Wall Boards
Regular price From £103.16Regular priceUnit price per£91.05Sale price From £103.16 -
Celotex CW4000 Cavity Wall Boards
Regular price From £53.57Regular priceUnit price per£48.70Sale price From £53.57 -
Rockwool Flexi Insulation Slab
Regular price From £58.23Regular priceUnit price per -
Gyproc Thermaline Plus Insulated Plasterboards
Regular price From £52.44Regular priceUnit price per -
Celotex PL4000 Insulated Plasterboard Boards
Regular price From £53.48Regular priceUnit price per£48.62Sale price From £53.48
How to choose your insulation?
We've got it for you! Our helpful guide will walk you through what you need.