The Koi Toilet I and Koi Toilet II is the simple solution for a Koi Pond Bottom Drain. The Koi Toilet is the most versatile and complete solution for Aerated Koi Pond Bottom Drains. Made with heavy duty injection molded ABS and fits 4-inch Sch 40 pvc elbow or coupler.
Features Koi Toilet I (aerated dome):
- Sweep bottom design to eliminate trapping debris
- Full 4-inch height over horizontal discharge pipe
- 1-inch air supply connection at the bottom through center column
- Screws are fully embedded in large and strong screw pockets
- Threaded center column for easy disassemble and maintenance
- Wide and thick flange for better liner grip
- Slanted air dome and high quality air diffuser with internal check valve function
Features Koi Toilet II:
- Made with heavy duty injection molded ABS
- Thick flange and liner ring for better liner grip
- Flare design for smooth flow
- Fits 4-inch Sch40 PVC elbow or coupler
- Excellent for liner and concrete installation
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