PRECON is a sheet waterproofing membrane for blindside applications. Membrane is manufactured as a non-woven fabric, elastomeric membrane, and proprietary core. Membrane rolls have approximate dimensions of 50ft x 48in. Membrane is used in pre-applied, blindside applications with concrete subsequently applied against it. Side lap is 6in.
Ratings
LADBS AC-L021
Product has met requirements of LADBS AC-L021 for sheet membranes. Maximum allowable Hydrostatic Pressure is reported as 662 ft of water; evaluation was performed in accordance with ASTM D751 Procedure A, Procedure 1. Limitation: Product is not intended for light exposed applications.