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Please Note - Extended lead time in effect. Last dispatch before holidays: 19th December 2025. We reopen on 5th January 2026. Please call for lead times
  • Underfloor heating baord
  • Underfloor heating baord

Resonate ResoTherm XPS-R 300 - Underfloor Heating Insulation Boards

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(incl VAT) £9.50 £7.92
-10%
(excl VAT) £6.60
Please Note - Extended lead time in effect. Last dispatch before holidays: 19th December 2025. We reopen on 5th January 2026. Please call for lead times
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Product Details

Available with / without foil facings

Thickness Length Width Coverage per board Specifications Size
18mm  1200mm  600mm  0.72 Sqm

‘CNC Routed XPS – ‘Universal’ Design with Radius return at one end of boards & 3 x cross returns. 

12mm @ 150mm c/c  
 20mm  1200mm  600mm  0.72 Sqm CNC Routed XPS – ‘Universal’ Design with Radius return at one end of boards & 3 x cross returns 16mm @ 150mm c/c

 

ResoTherm XPS-R 300 represents the pinnacle of Resonate's range of high quality underfloor heating solutions. These underfloor heating insulation boards are engineered from high density extruded polystyrene to provide exceptionally high performance for all underfloor heating systems. The board's robust nature makes it ideal for new build and refurbishment projects, and are ideal for all types of developments including offsite, residential and commercial applications. A foil-faced version of the boards is also available, offering excellent heat transfer

Key Features:

  • These underfloor heating baords offer high thermal performance, with an option of foil facing.
  • Have ultra high compressive strength and high heat transfer
  • Suitable for all types of 12mm / 16mm UFH pipes. 
  • Can be used as part of an acoustic system on separating floors

  • ResoTherm XPS-R 300 is 1.2M long and 600mm wide.
  • Available in 2 thicknesses - 18mm & 20mm (Suitable for 12mm and 16mm pipes)
  • Features  CNC grooved channels for UFH pipes to be installed. 
  • It provides exceptionally high performance for all underfloor heating systems
Product Name  ResoTherm XPS-R 300
Material  High-Density Extruded Polystyrene (XPS)
Fire performance  Euroclass E.
Compressive strength  300 kPa.
Thermal conductivity  0.034 W/mK.
Thickness  18mm, 20mm
Application  Underfloor Heating, Acoustic System on Separating Floors
Colour Purple

 

 Delivery Terms
Pallet Charges apply to deliveries. £65 +VAT per pallet 

Receiving Delivery: We urge you to check the delivery properly for any damages as soon as you receive the order. Any damages must be mentioned in the delivery note before the driver leaves otherwise we will be unable to replace damaged goods.

If you are unsure, please call us.

Returns, Cancellations and refunds:

You are free to cancel your order before we send you an order confirmation email and get a full refund

Items ordered in excess: If you wish to return the items ordered in excess and claim a refund, please note that a restocking fee may be applicable. Please let us know if you wish to do so within 14 days from the date of delivery via email. You have to return the goods to us at the address that we will share in the email. Buyer pays postage

Damaged goods: We urge you to check for any damages in the insulation received before Please make sure you check the delivery, and if any part of it is damaged then you must mark this on the delivery note before the driver leaves otherwise we are unable to replace any damaged goods, if you are unsure then please call us before the driver leaves.

If the items are signed for without checking, we cannot replace/refund the insulation.

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 Delivery Terms
Pallet Charges apply to deliveries. £65 +VAT per pallet 

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