Product details:

3" Hubs slide over 3 separate black-water lines. Valterra double rotating waste valve 3" Hub x 3" hub x 3" hub outlet Features: RV sewer elbow combines (2) 3" waste valves Can be used as a replacement part or upgrade your existing setup Elbow merges the flow of waste from your black-water tanks Rotating valves offer easy access at mounting location Position valves at desired angle during installation 3" Hubs slide over your RV's black-water lines Durable black ABS plastic construction ABS solvent cement (sold separately) required for installation Black handles for easy identification of valves This RV sewer elbow with rotating valves is a part of your motor home's waste management system. The elbow combines the flow of wastewater from your black-water tanks. And the valves can be rotated as desired during setup to make it easier to reach.