Helps seal blind fastener penetrations of your WRB and air-barrier. 

Helps solve the challenge of thermal-bridging, air and water hold-out, and labor-savings at an affordable price. 

Helps seal blind fastener penetrations of a WRB and/or air barrier.

2" diameter washer used for attaching continuous rigid insulation (ci). Prongs enable pre-spotting into insulation (for fast on-the-wall fastener assembly).