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Flooring & tiling

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Flooring & underlay

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Diall Aquastop 5mm Extruded polystyrene (XPS) foam Laminate & solid wood flooring Underlay panels

Sold & shipped by B&Q

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£3.70 per M2
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Product details

Product information

  • Performance underlay for laminate and solid wood flooring
  • Suitable for Laminate & solid wood flooring
  • Guarantee - 2 years

Features and benefits

These Diall underlay panels are perfect for laying down your laminate or solid wood flooring. Combined with an integrated vapour barrier, they protect the flooring from damage caused by moisture, as well as protection under heavy loads.

  • Outstanding soundproofing qualities
  • Simple to install thanks to a “puzzle” easy click, easy lay & easy cut system
  • Optimum for compensation of unevenness
  • Helps to level sub-floor irregularity/unevenness up to 4mm


MaterialExtruded polystyrene (XPS) foam
Fitting typeFloating
Product length6250mm
Product width800mm
Product thickness5mm
Insulation typeThermal
Energy rating pre 2021A+
Fire classE
Pack quantity1
Product code3663602918073