Thermal Insulation

Thermal Insulation

With ever-rising energy costs and more stringent building regulations quality thermal insulation is an essential item that needs be factored into the majority of construction projects. At Jewson we have one of the most comprehensive insulation stock ranges in the UK.    

If we don't have exactly what you need, we'll get it within 48 hours as our branches have access to all the UK's leading brands and manufacturers including Isover, Rockwool and Recticel. This range includes phenolic, polyurethane, glass, rock, acoustic, multi foils, vapour resistant and pipe insulations.    

Our staff are continually being trained to answer your technical queries and to advise you of changes to legislation so that we can ensure that you are always given the most appropriate product to meet your needs. This expertise will save you time and money.


  • Phenolic Insulation

    Phenolic Insulation

    Provides maximum thermal performance with minimum insulation thickness making it perfect for rooms where space is at a premium.

  • PUR/PIR Insulation

    PUR/PIR Insulation

    Polyurethane insulation is versatile, lightweight with high performance in thermal conductivity.

  • Glass Insulation

    Glass Insulation

    A range including Glasswool insulation, Spacesaver rolls and cavity wall slabs for use in lofts, partition walls and timber frame constructions.

  • Rock Insulation

    Rock Insulation

    Rock insulation has excellent thermal, acoustic and fire resistance properties and is suitable for walls, floors and roofs.

  • Multi Foils Insulation

    Multi Foils Insulation

    Easy and quick to install multi foils require less space whilst reducing radiant heat transfer effectively with polyethylene coated layers.

  • Natural Insulation

    Natural Insulation

    A selection of natural insulation.

  • Loft Insulation

    Loft Insulation

    Create a quieter environment with these acoustic insulation products for walls and floors.

  • Extruded Polystyrene Insulation

    Extruded Polystyrene Insulation

    This versatile product can be cut to shape and installed in cavity walls and under floors to give acoustic and thermal insulation.

  • Expanded Polystyrene Insulation

    Expanded Polystyrene Insulation

    Expanded polystyrene has excellent thermal insulation properties and is lightweight and cost effective. It can be used for walls, floors and roofs.

  • Vapour Resistant Insulation

    Vapour Resistant Insulation

    Moisture vapour in rooms such as bathrooms can cause dampness. Vapour control boards can help prevent this problem.

  • Cavity Closers, Socks & DPC

    Cavity Closers, Socks & DPC

    PVC-U cavity closers are the simplest and most effective way to seal cavities around wall openings. Socks have acoustic properties.

  • Pipe Insulation

    Pipe Insulation

    We offer professional pipe insulation for both standard insulations and the recognised water byelaw requirements for ventilated loft spaces.

  • Condensation Control

    Condensation Control

    Specialist insulation for controlling potential issues with condensation.

  • Insulation Accessories

    Insulation Accessories

    A selection of accessories for all your insulation needs.