Supreme diaphragm replacement kit is designed to fit aquarium air pump model AP-20
Diaphragm edge wall must be inserted in to the diaphragm retainer with the proper side facing into the groove in the retainer
The deeper side of the diaphragm will always face into the retainer groove
This kit includes diaphragms, flapper valves, plastic slip washers and bottom pressure chamber gasket
Some models also include rubber plug sets to seal the flapper valve housing

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3 inch
Height : 0.9 inch
Length : 4.8 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 1.6 ounce (View shipping rates and policies)

ASIN : B007R5KBW8