Thetford Basic Waste Valve OR Thetford Flat Side Flange

Toilet Waste Flush Valve Mechanism

Manual Flush; Lower Mechanism; Flat Top; Direct Mount; 3 Inch Spigot On Bottom; O-Ring Connection On Bottom; White; ABS Plastic; With Threaded Handle/ Seal/ Mounting Screws

Flat side is mounted directly to holding tank using flange P/N 83-8833 as shown below and in image 3.