Where to buy a 70mm insulation board?

You can buy a 70mm insulation board online from Insulation Wholesale. We stock multiple board types (PIR, phenolic, EPS) in UK stock. Buying from us means you get competitive pricing, expert support, and a choice of quality brands in one place. We offer trade discounts, pallet deals, and fast quote options so you can plan costs, and we supply fast nationwide delivery straight to your site.

How to cut 70mm insulation board?

To cut insulation thick 70mm board: Mark where to cut. Use a sharp insulation knife, handsaw, or jigsaw. Keep the board supported and flat so it does not snap as you cut. Score the facing where applicable (PIR & phenolic), and then cut through the core. Use safety gloves, goggles, and a dust mask to protect yourself from light dust.

How much is 70mm insulation board?

Prices vary depending on material, brand, quantity, and market conditions. Bulk orders and pallet deals typically reduce the cost per board. PIR boards (like Celotex or Recticel) cost roughly around £20–£30 per board for standard sizes (2400 x 1200), with bulk orders often cheaper per board. Premium phenolic boards or specialised products can cost more. Trade discounts and pallet deals from Insulation Wholesale reduce prices significantly when you order larger quantities.

What is the R-value of 70mm PIR?

The R-value of a 70mm PIR insulation board is typically 3.1–3.2 m²K/W – this is the thermal resistance. Phenolic boards have a slightly higher R-value because they deliver better insulation per millimetre.

70mm Insulation Board | Wholesale Prices

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70mm Celotex GA4070 PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2

70mm Celotex GA4070 is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Celotex is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.

£33.53£40.24 Ex VATInc VAT
£11.64£13.97 Per M2
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70mm Ecotherm Eco-Versal PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2

70mm Ecotherm Eco-Versal is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Ecotherm Eco-Versal is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.

£33.59£40.31 Ex VATInc VAT
£11.66£13.99 Per M2
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70mm Recticel Eurothane GP PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2

70mm Recticel Eurothane GP is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Recticel is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.

£32.44£38.93 Ex VATInc VAT
£11.26£13.51 Per M2
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70mm IKO Enertherm ALU PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2

70mm IKO Enertherm ALU PIR (polyisocyanurate) insulation is a top-quality insulation board featuring a rigid PIR foam core and reflective aluminium foil facings. It delivers outstanding thermal performance and moisture resistance, making it suitable for various installations and an ideal choice for different energy-efficient projects.

POA
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70mm Kingspan Therma TP10 / TF70 / TW55 PIR Insulation Board 2400mm x 1200mm (8′ x 4′) Pack of 4 (11.52m2)
All three models 70mm Kingspan Therma PIR Insulation Board:
- 70mm Thermapitch TP10
- 70mm Thermafloor TF70
- 70mm Thermawall TW55
share the same high-performance PIR core and low-emissivity foil facings, offering excellent thermal efficiency and easy installation. Although labeled differently, these boards share identical technical specifications.
£178.13£213.76 Ex VATInc VAT
£15.46£18.55 Per M2
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70mm Unilin Thin-R PIR Insulation Board 2400mm x 1200mm (8′ x 4′) Pallet of 32 (92.16m2)

70mm Unilin Thin-R PIR insulation is a foil faced, high-performance insulation solution that offers exceptional thermal efficiency and durability. This polyisocyanurate insulation board, formerly known as Xtratherm, is ideal for a range of applications, such as floors, pitched roofs, and walls.

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