Jointing Solution

Surestop BWB

Surestop BWB is a red hydrophilic strip made of sodium bentonite and butyl rubber with a
silicone – treated back paper.


BBA certified

Prevents premature swelling

Resist hydrostatic pressures of up to 70 metres of water column = 7 bar

Highly durable and s hows no detrimental effect in performance during wet/dry cycling (25 cycles @ 70m)

Will not dissolve in water and is non – polluting


Include both vertical and horizontal, non – moving concrete construction joints, new to existing concrete construction, irregular surfaces and around through – wall penetrations , such as plumbing and utility pipes.

Designed for use in reinforced structural concrete utilising two rows of reinforcing steel with a minimum thickness of 200mm , provi ding the Surestop BWB with no less than 75mm concrete cover to all sides. Refer PUDLO Concrete Standards & Best Practice installation manual

Technical Datasheets
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Our Brands

Tel: +44 (0)1954 780687 | Email:

DB Group, Wellington Way, Bourn Airfield, Cambridge. CB23 2TQ

Tel: +44 (0)1954 780687

DB Group, Wellington Way, Bourn Airfield, Cambridge. CB23 2TQ

Launching PUDLO CWP 2.5

After extensive testing, we’ve cut the weight of our award-winning waterproof admixture PUDLO CWP from 8kg to 2.5kg.

  • Same high-quality performance
  • Cut manual handling risks with a weight reduction of nearly 70%
  • Save money and fuel transporting a compact, concentrated product
  • Less material and less waste boost your sustainability credentials