What is Preprufe 300R?
Designed with Advanced Bond Technology™, PREPRUFE 300R & 160R membranes form a proprietary, integral bond to poured concrete, designed to prevent lateral migration of water while providing a robust barrier to water, moisture and gas penetration.
What is the Preprufe membrane?
PREPRUFE® Plus membranes are release liner free and designed for efficient, reliable installation. PREPRUFE® Plus ZipLap™ seams allow for an adhesive to adhesive bond at membrane sheet overlaps and deliver superior performance in harsh conditions without the need for specialized equipment, heat or power.
What is Preprufe made of?
The GCP PREPRUFE® 275 & PREPRUFE® 275 LT membrane is a composite sheet comprised of an HDPE film, an aggressive pressure sensitive adhesive and a weather resistant protective coating.
How do you install Hydroduct 220?
To secure HYDRODUCT® 220 around protrusions, apply PREPRUFE® Detail Tape around the protrusion in a picture frame configuration. Cut HYDRODUCT® 220 to fit snugly around the protrusion. Press the cut edge firmly into PREPRUFE® Detail Tape. HYDRODUCT® 220 should be covered promptly.
What is bentonite waterproofing?
Bentonite waterproofing is an exterior waterproofing treatment that is supposed to work by forming a barrier between wet soil and the building foundation. Like any type of clay, bentonite absorbs moisture.
What is blindside waterproofing?
Blindside, or pre-applied, is a relatively new approach to. waterproofing that allows the membrane to be applied to. a backup wall, lagging, or even rock, and the concrete for. ADDITIONAL INFORMATION. the foundation walls poured against it.
How do you use bentonite waterproofing membrane?
CLAY-TITE is designed to act both as a waterproofing and vapor barrier membrane when installed underslab. Place membrane bentonite side up on the mud slab or over compacted sub-grade. Overlap and stagger seams at least 4″ (101.6 mm). Protect from flooding prior to pouring of concrete.
What is bentonite membrane?
Bentonite Waterproof Membrane is a high performance self swelling, self healing waterproofing membrane. The bentonite used in its manufacture is capable of repeated cycles of wetting and drying without deterioration of its sealing properties and has a life expectancy measured in thousands of years (BBA Certified).
What is blindside application?
With blindside waterproofing, the drainage and waterproofing membranes are installed before the concrete structure is poured. The concrete or other wall materials are put into place later. “Blindside is a very difficult application to waterproof,” says Dave Polk, president of Epro Services.