RV Eccentric Tank Reducer Black 3" Spigot to 1 1/2" Hub

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  • RV Eccentric Tank Reducer Black 3" Spigot to 1 1/2" Hub
  • RV Eccentric Tank Reducer Black 3" Spigot to 1 1/2" Hub
  • RV Eccentric Tank Reducer Black 3" Spigot to 1 1/2" Hub
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Eccentric Tank ReducerJust like in your stationary home, the sewage system in your mobile home is a pretty important and complicated part of your rig. Unlike your stationary home, however, you might need to pay al little more attention to it. Because of the moving nature of an RV, the pieces and parts of an RV black water system can often become worn or broken by time and use. If you want to be able to use the mobile convenience of a bathroom in your RV, though, you'll need to fix these problems as soon as they arise. For the second half of your plumbing system, you'll need a way to convert the 3" outlet to a smaller size to connect it to your hose. Without this valuable piece, you can be stuck unable to empty your tanks, which isn't a situation you want to find yourself in. for a sturdy connection, you'll be needing a tank reducer.

Direct mount to tank outlet

This tank reducer 3" to 1 1/2" hub is designed to convert a 3-inch outlet to a 1 1/2" opening for a hose or pipe. It mounts directly to the tank outlet and then slides into a pipe. To complete the installation, you will need to use ABS solvent cement, which is available here on our site. Made of black ABS plastic, this reducer is sturdy and stable, built to withstand the rough life of an RV.

Converts to a smaller opening

When you don't want to keep fixing up your black water plumbing system, you'll need to invest in high-quality parts that will last for years, such has this RV tank reducer. Have any questions? Contact us online or call our friendly Customer Care team today!


  • Dimensions: 3 1/4"x2 1/2"
    • 3" pipe: 3" internal diameter, 3 1/4" outer diameter
    • 1 1/2" pipe: 1 7/8" internal diameter, 2 1/4" outer diameter
  • Black ABS plastic
  • Converts a 3" tank outlet to a 1 1/2" opening
  • Mounts directly in tank outlet or slides into the sewer pipe
  • ABS solvent cement (RP-1143) required for installation
  • Made in America
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