4" x 5-Ft Type-B Double Wall Gas Vent Pipe 4x4x8 Sturdy release pawl won't jam

Sturdy release pawl won't jam when under a heavy load

The serrated edges are designed to securely lock the screen into the frame channel

Contoured over-molded handle for added comfort

The dog training pads also feature puppy attractant technology

heavy duty

4" x 5-Ft Type-B Double Wall Gas Vent Pipe 4x4x8 Sturdy release pawl won't jamUL Listed for product safety, the 4 in. x 60. in. Round Type B Gas Vent Pipe is built to last. Lightweight and rugged, it features an aluminum and steel double wall construction that is corrosion resistant. With snap lock coupling on the ends and fittings, it is a safe and secure fit for most 4 in. pipes. Made of lightweight corrosion resistant galvanized steel and aluminum, this vent pipe is built to last, a pioneer in the development and