REINFORCING FABRIC HCR is a spun-bonded polyester hot/cold reinforcing fabric. REINFORCING FABRIC HCR is designed to be used as a standard reinforcement material for the W. R. MEADOWS line of building envelope products, including HRM 714 and HYDRALASTIC 836. It is used to reinforce the various membranes over cracks, construction joints, and changes-in-plane. The product can also be used with the AIR-SHIELD™ line of air barriers from W. R. MEADOWS for taping of joints for optimum performance. REINFORCING FABRIC HCR can also be used in door and window flashings.