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Self-adhesive, high-performance, cold-applied waterproof membrane, manufactured from high-density polyethylene (HDPE) film and a layer of rubber-modified bitumen adhesive.

The membrane should be covered with a cementitious screed or similar protective layer as soon as possible after it has been installed – consult manufacturer for details.


PUDLO Self Seal is a robust solution for providing waterproofing to all suspended or podium slab applications:

  • Below-ground waterproofing.
  • External tanking (basements and walls).
  • Termination into DPC/ slab edge detail.
  • Damp-proof membrane.
  • Radon protection barrier.


  • BBA-approved.
  • Excellent overlap integrity due to bitumen-to-bitumen joint using zip strip.
  • Easy application.
  • Flexible, providing excellent bond to substrate.
  • Cold-applied system.
  • High-performance protection from water ingress and soluble salts such as sulphates and chlorides.
  • Resistance to 6 m head of water.

General information
Uniclass 2015
Pr_25_57_08_08 Bitumen sheetsPrimary
Specification data - Bitumen sheets
Product Reference

PUDLO Self Seal

Accessories/ Other requirements

Not required

PS Termination Strap

For interfacing between PUDLO Self Seal and PUDLO Membrane BW.

PUDLO Self Seal Primer

For priming concrete surfaces prior to application. Should be applied allowing 100 mm for edge laps and 150 mm for end laps.

Surestop Adhesive

Surestop BWB

Sealing construction joints.

Surestop SM

Surestop Steel Cage Mesh

Surestop SWB

Sealing construction joints.

Surestop Voidformer

Standard product features

Size (w x l):

1.05 x 19.05 m.


34 kg.


1.5 mm.

Technical characteristics:

  • Adhesion to primed concrete: 3 N/mm.
  • Tensile strength: 4.2 N/mm.
  • Water vapour transmission rate: 0.3 g/m²/day.
  • Vapour resistance: 600 MNs/g.

Similar products from PUDLO Waterproof Systems & Cemfree Zero-Cement Concrete, part of the DB Group Ltd