Insert by Female pipe thread. Polypropylene fitting for polyethylene pipe. Recommended clamping procedure: Sizes 1/2" to 1", 1 clamp directly over barbs. Sizes over 1-1/4", 1 clamp over barbs and 1 behind barbs.
1/2 Plastic PEX Cap
5/32 Pilot Point Bit
3/4 SCH80 Tee
3x3' Double Wall Vent Pipe