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Insulation & Backer Boards

ProWarm Insulation Boards & ProWarm Tile Backer Boards. The range includes under tile and under wood insulation boards. Made from high quality, highly insulating materials. Plus: Strato decoupling membrane & waterproof tape.

Jump to:
Tile Backer Boards (Under Tile - Inc Wet Rooms)
XP-PRO Insulation Boards (Pro Option - Under Tile/Wood/Carpet/Vinyl)
ProFoam Insulation Boards (Economy Option - Under Wood/Carpet/Vinyl)
Strato Waterproof Decoupling Membrane (Under Tile) & Tape

ProWarm Backer-Pro Tile Backer Boards - 6mm Thickness

ProWarm Backer-Pro Tile Backer Boards - 6mm Thickness


Ref: PW-6MMTILEBACKER 

Price: £9.95 Inc VAT / £8.29 Ex VAT (1 to 19 items)Price: £9.23 Inc VAT / £7.69 Ex VAT (20 to 39 items)Price: £8.63 Inc VAT / £7.19 Ex VAT (40 or more items)


ProWarm Backer-Pro insulation boards are made from high quality extruded polystyrene panels, covered with a fibreglass mesh on both sides.

For use with ProWarm underfloor heating mats and loose cables. Not for use with underwood heating systems. They act as first class heat insulation for under floor heating systems. These tile backer boards can also be used as a superior waterproof surface for use under floor or wall tiles.

Key Features:

  • 6mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • Waterproof - ideal for wet rooms
  • Dimensionally stable
  • Light and easy to carry
  • Excellent sound insulation - impact sound is hugely reduced
  • Cuts with a knife - no need for a jigsaw
  • Accepts even the heaviest of wall tiles, providing the correct installation method is followed
  • Superb heat insulation with a thermal conductivity value of 0.027 W/mK, making them ideal for use as a thermal barrier with under floor heating

Please note: the colour of the boards may vary, depending on the batch.

For use under tiled floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm Backer-Pro Tile Backer Boards - 10mm Thickness

ProWarm Backer-Pro Tile Backer Boards - 10mm Thickness


Ref: PW-10MMTILEBACKER 

Price: £10.79 Inc VAT / £8.99 Ex VAT (1 to 19 items)Price: £10.07 Inc VAT / £8.39 Ex VAT (20 to 39 items)Price: £9.47 Inc VAT / £7.89 Ex VAT (40 or more items)


ProWarm Backer-Pro insulation boards are made from high quality extruded polystyrene panels, covered with a fibreglass mesh on both sides.

For use with ProWarm underfloor heating mats and loose cables. Not for use with underwood heating systems. They act as first class heat insulation for under floor heating systems. These tile backer boards can also be used as a superior waterproof surface for use under floor or wall tiles.

Key Features:

  • 10mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • Waterproof - ideal for wet rooms
  • Dimensionally stable
  • Light and easy to carry
  • Excellent sound insulation - impact sound is hugely reduced
  • Cuts with a knife - no need for a jigsaw
  • Accepts even the heaviest of wall tiles, providing the correct installation method is followed
  • Superb heat insulation with a thermal conductivity value of 0.027 W/mK, making them ideal for use as a thermal barrier with under floor heating

Please note: the colour of the boards may vary, depending on the batch.

For use under tiled floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm Backer-Pro Tile Backer Boards - 12.5mm Thickness

ProWarm Backer-Pro Tile Backer Boards - 12.5mm Thickness


Ref: PW-12.5MMTILEBACKER 

Price: £11.15 Inc VAT / £9.29 Ex VAT (1 to 19 items)Price: £10.43 Inc VAT / £8.69 Ex VAT (20 to 39 items)Price: £9.83 Inc VAT / £8.19 Ex VAT (40 or more items)


ProWarm Backer-Pro insulation boards are made from high quality extruded polystyrene panels, covered with a fibreglass mesh on both sides.

For use with ProWarm underfloor heating mats and loose cables. Not for use with underwood heating systems. They act as first class heat insulation for under floor heating systems. These tile backer boards can also be used as a superior waterproof surface for use under floor or wall tiles.

Key Features:

  • 12.5mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • Waterproof - ideal for wet rooms
  • Dimensionally stable
  • Light and easy to carry
  • Excellent sound insulation - impact sound is hugely reduced
  • Cuts with a knife - no need for a jigsaw
  • Accepts even the heaviest of wall tiles, providing the correct installation method is followed
  • Superb heat insulation with a thermal conductivity value of 0.027 W/mK, making them ideal for use as a thermal barrier with under floor heating

Please note: the colour of the boards may vary, depending on the batch.

For use under tiled floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm Backer-Pro Tile Backer Boards - 20mm Thickness

ProWarm Backer-Pro Tile Backer Boards - 20mm Thickness


Ref: PW-20MMTILEBACKER 

Price: £11.99 Inc VAT / £9.99 Ex VAT (1 to 19 items)Price: £11.27 Inc VAT / £9.39 Ex VAT (20 to 39 items)Price: £10.55 Inc VAT / £8.79 Ex VAT (40 or more items)


ProWarm Backer-Pro insulation boards are made from high quality extruded polystyrene panels, covered with a fibreglass mesh on both sides.

For use with ProWarm underfloor heating mats and loose cables. Not for use with underwood heating systems. They act as first class heat insulation for under floor heating systems. These tile backer boards can also be used as a superior waterproof surface for use under floor or wall tiles.

Key Features:

  • 20mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • Waterproof - ideal for wet rooms
  • Dimensionally stable
  • Light and easy to carry
  • Excellent sound insulation - impact sound is hugely reduced
  • Cuts with a knife - no need for a jigsaw
  • Accepts even the heaviest of wall tiles, providing the correct installation method is followed
  • Superb heat insulation with a thermal conductivity value of 0.027 W/mK, making them ideal for use as a thermal barrier with under floor heating

Please note: the colour of the boards may vary, depending on the batch.

For use under tiled floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm Backer-Pro Tile Backer Boards - 30mm Thickness

ProWarm Backer-Pro Tile Backer Boards - 30mm Thickness


Ref: PW-30MMTILEBACKER 

Price: £14.63 Inc VAT / £12.19 Ex VAT (1 to 19 items)Price: £13.67 Inc VAT / £11.39 Ex VAT (20 to 39 items)Price: £12.83 Inc VAT / £10.69 Ex VAT (40 or more items)


ProWarm Backer-Pro insulation boards are made from high quality extruded polystyrene panels, covered with a fibreglass mesh on both sides.

For use with ProWarm underfloor heating mats and loose cables. Not for use with underwood heating systems. They act as first class heat insulation for under floor heating systems. These tile backer boards can also be used as a superior waterproof surface for use under floor or wall tiles.

Key Features:

  • 30mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • Waterproof - ideal for wet rooms
  • Dimensionally stable
  • Light and easy to carry
  • Excellent sound insulation - impact sound is hugely reduced
  • Cuts with a knife - no need for a jigsaw
  • Accepts even the heaviest of wall tiles, providing the correct installation method is followed
  • Superb heat insulation with a thermal conductivity value of 0.027 W/mK, making them ideal for use as a thermal barrier with under floor heating

Please note: the colour of the boards may vary, depending on the batch.

For use under tiled floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm Backer-Pro Tile Backer Boards - 50mm Thickness

ProWarm Backer-Pro Tile Backer Boards - 50mm Thickness


Ref: PW-50MMTILEBACKER 

Price: £17.99 Inc VAT / £14.99 Ex VAT (1 to 19 items)Price: £16.79 Inc VAT / £13.99 Ex VAT (20 to 39 items)Price: £15.83 Inc VAT / £13.19 Ex VAT (40 or more items)


ProWarm Backer-Pro insulation boards are made from high quality extruded polystyrene panels, covered with a fibreglass mesh on both sides.

For use with ProWarm underfloor heating mats and loose cables. Not for use with underwood heating systems. They act as first class heat insulation for under floor heating systems. These tile backer boards can also be used as a superior waterproof surface for use under floor or wall tiles.

Key Features:

  • 50mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • Waterproof - ideal for wet rooms
  • Dimensionally stable
  • Light and easy to carry
  • Excellent sound insulation - impact sound is hugely reduced
  • Cuts with a knife - no need for a jigsaw
  • Accepts even the heaviest of wall tiles, providing the correct installation method is followed
  • Superb heat insulation with a thermal conductivity value of 0.027 W/mK, making them ideal for use as a thermal barrier with under floor heating

Please note: the colour of the boards may vary, depending on the batch.

For use under tiled floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm XP-PRO Insulation Boards - 6mm Thickness

ProWarm XP-PRO Insulation Boards - 6mm Thickness


Ref: PW-XPSPREMIUM6MM 

Price: £6.95 Inc VAT / £5.79 Ex VAT (1 to 19 items)Price: £6.47 Inc VAT / £5.39 Ex VAT (20 to 39 items)Price: £5.99 Inc VAT / £4.99 Ex VAT (40 or more items)


ProWarm XP-PRO insulation boards are especially designed for use with ProWarm electric underfloor heating systems on screeded / concrete floors.

Key Features:

  • 6mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • High compressive strength (30 tonnes / m2)
  • Light weight
  • High efficiency and low cost
  • Ideal choice when fitting heating on a poorly insulated concrete or screed base
  • Fully approved by Ultra Tile and manufactured in the UK by DOW

For use under tiled floorsFor use under wooden floorsFor use under carpet or vinyl floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm XP-PRO Insulation Boards - 10mm Thickness

ProWarm XP-PRO Insulation Boards - 10mm Thickness


Ref: PW-XPSPREMIUM10MM 

Price: £7.79 Inc VAT / £6.49 Ex VAT (1 to 19 items)Price: £7.19 Inc VAT / £5.99 Ex VAT (20 to 39 items)Price: £6.83 Inc VAT / £5.69 Ex VAT (40 or more items)


ProWarm XP-PRO insulation boards are especially designed for use with ProWarm electric underfloor heating systems on screeded / concrete floors.

Key Features:

  • 10mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • High compressive strength (30 tonnes / m2)
  • Light weight
  • High efficiency and low cost
  • Ideal choice when fitting heating on a poorly insulated concrete or screed base
  • Fully approved by Ultra Tile and manufactured in the UK by DOW

For use under tiled floorsFor use under wooden floorsFor use under carpet or vinyl floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm XP-PRO Insulation Boards - 20mm Thickness

ProWarm XP-PRO Insulation Boards - 20mm Thickness


Ref: PW-XPSPREMIUM20MM 

Price: £10.31 Inc VAT / £8.59 Ex VAT (1 to 19 items)Price: £9.59 Inc VAT / £7.99 Ex VAT (20 to 39 items)Price: £8.99 Inc VAT / £7.49 Ex VAT (40 or more items)


ProWarm XP-PRO insulation boards are especially designed for use with ProWarm electric underfloor heating systems on screeded / concrete floors.

Key Features:

  • 20mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • High compressive strength (30 tonnes / m2)
  • Light weight
  • High efficiency and low cost
  • Ideal choice when fitting heating on a poorly insulated concrete or screed base
  • Fully approved by Ultra Tile and manufactured in the UK by DOW

For use under tiled floorsFor use under wooden floorsFor use under carpet or vinyl floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm XP-PRO Insulation Boards - 30mm Thickness

ProWarm XP-PRO Insulation Boards - 30mm Thickness


Ref: PW-XPSPREMIUM30MM 

Price: £11.15 Inc VAT / £9.29 Ex VAT (1 to 19 items)Price: £10.43 Inc VAT / £8.69 Ex VAT (20 to 39 items)Price: £9.83 Inc VAT / £8.19 Ex VAT (40 or more items)


ProWarm XP-PRO insulation boards are especially designed for use with ProWarm electric underfloor heating systems on screeded / concrete floors.

Key Features:

  • 30mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • High compressive strength (30 tonnes / m2)
  • Light weight
  • High efficiency and low cost
  • Ideal choice when fitting heating on a poorly insulated concrete or screed base
  • Fully approved by Ultra Tile and manufactured in the UK by DOW

For use under tiled floorsFor use under wooden floorsFor use under carpet or vinyl floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm XP-PRO Insulation Boards - 50mm Thickness

ProWarm XP-PRO Insulation Boards - 50mm Thickness


Ref: PW-XPSPREMIUM50MM 

Price: £15.47 Inc VAT / £12.89 Ex VAT (1 to 19 items)Price: £14.39 Inc VAT / £11.99 Ex VAT (20 to 39 items)Price: £13.55 Inc VAT / £11.29 Ex VAT (40 or more items)


ProWarm XP-PRO insulation boards are especially designed for use with ProWarm electric underfloor heating systems on screeded / concrete floors.

Key Features:

  • 50mm thickness
  • Each board is 1200mm x 600mm - and covers 0.72m2
  • High compressive strength (30 tonnes / m2)
  • Light weight
  • High efficiency and low cost
  • Ideal choice when fitting heating on a poorly insulated concrete or screed base
  • Fully approved by Ultra Tile and manufactured in the UK by DOW

For use under tiled floorsFor use under wooden floorsFor use under carpet or vinyl floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
ProWarm ProFoam Insulation Boards - Pack of 20

ProWarm ProFoam Insulation Boards - Pack of 20


Ref: PW-XPSSTANDARD10 

Price: £29.75 Inc VAT / £24.79 Ex VAT


ProWarm ProFoam insulation boards are an economy insulation option, specifically designed for use with ProWarm under wood or under carpet heating systems. They are NOT suitable for use with under tile heating systems.

Each board measures 856mm x 600mm and covers 0.51m2. Each pack of 20 boards will cover 10.27m2.

These insulation boards can also act as an underlay for your wooden flooring.

For use under wooden floorsFor use under carpet or vinyl floors

FREE UK NEXT WORK DAY DELIVERY ON ALL ORDERS OVER £100 (EX VAT)!

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Economy Delivery - £5.94 (£4.95 +VAT)

Further info:
Prowarm insulation boards installation guide (PDF)
Pay in 3 interest-free payments on purchases from £30-£2,000. Learn more
Strato Decoupling Membrane 30m Roll (Waterproof Under Tile Mat)

Strato Decoupling Membrane 30m Roll (Waterproof Under Tile Mat)


Ref: STRATO-STEM30 

Price: £251.99 Inc VAT / £209.99 Ex VAT


Strato Decoupling Membrane 30m Roll (Waterproof Under Tile Mat)

Strato Membrane is a disconnecting solution that provides an unobtrusive and protective layer to avoid cracks, maintaining a completely waterproof seal.

Designed for use with both underfloor heating and a variety of substrate applications.

Features

  • Rolls out straight and flat with no waves
  • Quick and easy installation
  • Maximum protection for tiling
  • Ideal for new build and renovation projects
  • Suitable for both indoor and outdoor areas
  • Protects tiling against cracking
  • High shear elasticity

Technical Info

  • Mat thickness: 3mm (approx)
  • Material: Plastic HDPE
  • Weight: 570 g/m² (approx)
  • Roll width: 1m
  • Roll length: 30m
Estimated Delivery (working days): 1-2 days
UK Shipping Category: FREE Next Work Day Delivery! (£0.00) - UK Mainland
Pay in 3 interest-free payments of . Learn more
Strato Aqua Band Waterproof Tape 30m Roll

Strato Aqua Band Waterproof Tape 30m Roll


Ref: STRATO-STAQ30 

Price: £59.99 Inc VAT / £49.99 Ex VAT


Strato Aqua Band Waterproof Tape 30m Roll

A three-layer waterproof band with internal polyethylene core, coupled on both sides with felted polypropylene fabric.

Size: 12.5mm x 30m

Estimated Delivery (working days): 1-2 days
UK Shipping Category: Next Work Day Courier Delivery - £8.34 (£6.95 +VAT) - UK Mainland
Pay in 3 interest-free payments of . Learn more

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Free UK Delivery

When you spend over £100 (+VAT)*


Free UK Delivery

Economy = £4.95 (+VAT)
(small & non-bulky items only)

Next Work Day = £6.95 (+VAT)
Orders £100 and over = FREE!

Long Length = £14.95 (+VAT)
(next day, for any order value)

Full UK Delivery Info
European Delivery Info
Worldwide Delivery Info
* Free over £100 excludes long length items (tile trim & 1.2m+ levels)


Service You Can Trust

Scott, and his small team of friendly customer service advisors work extremely hard to ensure that your order is delivered when you expect it. Scott is available to answer any enquiries you may have.

Friendly Customer Service