The 10- by 18-inch reinforced fleece membrane is presaturated in
KEMPEROL 1K-SF waterproofing resin and comes in a flat aluminum
pouch with rubber gloves. The patch reportedly adheres tightly
without a primer to bitumen sheets, PVC roof membranes, concrete,
wood and metal; is rain-fast in 60 minutes; and can be walked on
after 12 hours.
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