Preprufe 120S Product Description
PREPRUFE® 120S waterproofing membrane from GCP Applied Technologies (“GCP”) is a specially engineered composite sheet comprising a thick HDPE film, a pressure-sensitive adhesive, and a weather-resistant protective coating with particulate material. PREPRUFE® 120S membrane forms an integral adhesive bond with freshly poured concrete. This integral bond is specifically designed to create a robust barrier against water, moisture, and soil contaminants, while preventing lateral water migration between the membrane and the concrete. Click here to download the PREPRUFE® 120S product brochure.
Advantages
Cold Application – No flame or hot work permits required, and no special equipment needed
Fast and easy installation without requiring priming or surface rendering
Forms a continuous adhesive bond with freshly poured concrete, specifically designed to prevent water migration between the membrane and the concrete
Continuous adhesion to freshly poured concrete allows the PREPRUFE® 120S membrane to remain bonded to the concrete even in areas where ground settlement occurs
Can be installed directly over concrete blinding or properly compacted soil, is moisture-resistant, and does not require a primer
