HB41

Hard base flashing is a one piece construction with a thermoplastic base.

This 4N1 flashing offers 4 sizes in 1 for on-the-job convenience – fits pipes 1.25'' to 4''.

It also features a large base and nailing flange for extra coverage in freeze-thaw climates, and a flexible PVC collar conforms to vent pipes to create a water-tight seal.