Pondmaster® Diaphragm Kits for AP Series Air Pumps Hecht Rubber Corp Models 290-725 are for submersible

Models 290-725 are for submersible or inline use

and safe for plants

5" Fish-friendly EPDM 45mil Liner

Energy-efficient and easy to use with 12V quick-connect systems

Contractor 6-Pack

Pondmaster® Diaphragm Kits for AP Series Air Pumps Hecht Rubber Corp Models 290-725 are for submersibleThese diaphragm kits are repair kits for the Supreme and Pondmaster AP 20, AP 40, AP 60 and AP 100 Air Pumps. The diaphragms inside air pumps wear down over time, and eventually will develop tears; replacing the diaphragms returns the pumps to full potential. NOTE: The AP100 kit (item 14565) also can be used interchangeably with the EazyPro EPW10RK which has been discontinued. Customers looking for the EPW10RK can purchase the 14565. SKU UPC Code