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Best Damp Proofing & Waterproofing UK (2026) — Page 4

Damp-proof membranes and waterproofing treatments.

Read our full Best Damp Proofing & Waterproofing UK (2026) guide.

Pros

  • 300 micron LDPE sheeting gives a strong anti-moisture layer under floors, screeds and slabs
  • 5m width covers larger sub-floor areas with fewer joins
  • Custom length options let buyers order the exact coverage they need

Cons

  • Heavy roll needs at least two people to move and unroll safely
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Pros

  • BBA-approved DPC membrane meets BS 6515:1984 for damp proof courses
  • 600mm width suits standard cavity wall damp course installation
  • 30m roll length reduces the number of joins needed along a wall run

Cons

  • Narrower widths of the same range suit different jobs, so measure before ordering
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Pros

  • Fast-drying, brush, roller or spray-applied damp-proof waterproofing membrane
  • Suitable for masonry both above and below ground level
  • Solvent-free, non-toxic formula is safer to use in occupied rooms

Cons

  • 5L tin only comes in white, so darker or feature walls need a further coat of paint
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Pros

  • 5L tin covers a larger area in one go than the smaller 1L tins, cutting down reorders on bigger jobs
  • Two-coat paintable system cures into a flexible, elastic membrane
  • Brush, roller or spray application suits both walls and floors

Cons

  • Black colour needs a further finish coat if the surface will stay visible
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