Marpac Self-Contained Portable Toilet 2.6Gal Krystal It has a 3-inch flange

It has a 3-inch flange width and installs securely using #10 screws

For remote operation

Launch Assist will protect the hull of your boat by reducing or eliminating the friction from the trailer bunks

Easy to wash and store for later usage

Marpac Self-Contained Portable Toilet 2.6Gal Krystal It has a 3-inch flangeHigh density polyethylene construction is corrosion proof. No external connections required. High efficiency piston pump uses as little as 50ml to flush. Double seal valve eliminates leakage and odors. Quick emptying with easy pour spout. Matte finish conceals scratches and is easy to clean. T type flush nozzle improves flow circle while saving water. Tie down bracket included.