Koi Pond 2 Aeration Kit - For Koi Ponds 8,000 To 16,000 Gallons
Includes AP-40 Air Pump, (2) Cyclone 1 Diffuser Rings, 2 -way splitter & 30' Weighted Airline
Features:
Koi Pond 2 Aeration Kit Includes:
You can use rainwater to fill your pond, but keep in mind that it is very soft water. If you primarily use rainwater, be sure to check your pH regularly because it could become too low and cause serous problems.