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Thermal Insulation

(12 products)

Discover our range of thermal insulation products at amazing prices. We supply a range of thermal insulation from a variety of different brands, offering quality insulation for a variety of different applications. 

For any enquiries or questions please call us on 02030 045 451.

Shop a Range of Thermal Insulation Products

We offer a wide range of thermal insulation boards and rolls for a variety of different applications. Choose from a variety of lengths and thicknesses, all of which are compliant with fire rating standards. Here’s some of our popular choices:

Fibreglass Thermal Insulation

Discover a range of fibreglass insulation products from a range of trusted brands. Made from recycled glass and is available in various forms, including batts, rolls, and loose fill, Fibreglass offers good thermal resistance and is suitable for a wide range of applications, such as attics, walls, and floors.

Glass Mineral Wool Thermal Insulation

Great for its excellent thermal properties and noise reduction, our range of glass mineral wool insulation is exceptional where noise reduction is key. Opt to insulate your commercial spaces, semi-detached housing or sound studios with this thermal insulation type.

Polyisocyanurate (PIR) Thermal Insulation

Achieve exceptional thermal efficiency with our PIR insulation. This high-performance rigid foam is perfect for commercial buildings, industrial areas, and cold storage, offering durability, moisture resistance, and superior R-value.

Why Choose National Insulation Supplies For Your Thermal Insulation?

At National Insulation Supplies, we pride ourselves on supplying high-quality thermal insulation materials at affordable prices. With our bulk buy options, you can save even more money on your thermal insulation.

With FREE delivery on all large orders to anywhere in the mainland UK, there's no better time to order your insulation and maintain an efficient and energy-reliable building or property. 

Rated excellent on Trustpilot, we’re always on hand to help out with any queries you may have. Need help with an order? Have questions about specific products? get in touch with us today at sales@nationalinsulationsupplies.com or 020 3004 5451, and we'll be happy to help.

Frequently Asked Questions

What type of thermal insulation is best for my home?

The best insulation for your home depends on several factors, including your climate, the area you're insulating (attic, walls, floors), and your budget. We offer a variety of options like fibreglass (good all-rounder), glass mineral wool (excellent for noise reduction), and PIR insulation (exceptional thermal efficiency).

What lengths and thicknesses of thermal insulation do you offer?

We offer a wide range of lengths and thicknesses to suit your specific needs. Contact us or browse our product pages for detailed information.

Are all your thermal insulation products fire-rated?

Yes, all our thermal insulation products comply with fire rating standards, ensuring safety in your home or building. We offer thermal insulation that complies with Euroclass A1, E and F standards

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