Wavin BV1B/UB HepvO Sanitary Exhaust Gas Valve -1-1/2“ black-water Self-adhesive backing

Self-adhesive backing

Prismatic reflective surface in a UV-resistant body

dual-layer

A foil-faced insulator that keeps hot air out in summer and cold air out in winter at the roof vent

60″ cord reaches back-seat passengers

Wavin BV1B/UB HepvO Sanitary Exhaust Gas Valve -1-1/2“ black-water Self-adhesive backingWavin HepvO BV1B UB self sealing sanitary waste valve replaces a conventional P trap in RV and camper plumbing. The waterless membrane seals against sewer gas and odors while still draining freely, and its compact inline body fits tight under sink and under floor runs where a water trap will not. Features Self sealing membrane blocks waste gas and odors without a standing water trap Compact inline design saves space in tight plumbing runs Resists