Type A waterproofing is defined and described as: Barrier Protection - BS 8102:2022.
This method refers to either pre or post applied barrier systems such as Hydroswell Bentoguard Membrane which is BBA approved.
Type A waterproofing barrier comprised high swelling, low permeable sodium bentonite encapsulated between high strength non-woven and woven geotextiles
Technical Data SheetAncillary products to work with Type A waterproofing installations.
Hydroswell BentoGuard Grain is chemically treated, granular sodium bentonite used as a detailing accessory product.
Technical Data Sheet
Hydroswell BentoGuard Putty is a trowel-grade sodium bentonite/butyl-rubber based mastic designed for a different surface preparation as well as waterproofing detailing work.
Technical Data Sheet
For fixing membrane when post applied and detailing laps to achieve continuity at ground level.
Used to secure Hydroswell BentoGuard Membrane at approximately 250mm centres.
R3 Flowable screed for horizontal concrete and masonry substrates
Technical Data Sheet
R3 Mortar / Render for concrete and masonry surfaces
Technical Data Sheet
Specifically developed to retain moisture in new concrete and mortars / renders
Technical Data Sheet