Whirlwind STA40 Diaphragm Kit

This SIM/TECH 4" Bristle Filter is an excellent filtration for solids, including toilet paper, hair, lint, etc. Easy installation just about anywhere, even square baffles. Easy and economical to maintain even in hard to reach places. Bristles self lock into place to prevent filter float up.

Longer filter life because debris is sorted by size. Allows biological maturing necessary in wastewater treatment systems. Durable enough to be washed out, economical enough to be disposable.

For use in residential, commercial and other applications.

One diaphragm kit for Whirlwind STA60N Linear Air Pump.

Whirlwind air pumps provide years of dependable service but due to continual wear over time some pump components may need to be replaced in order to continue to provide the proper air flow. Instead of purchasing a new pump, you may just need to replace some internal components.

Diaphragm kit includes two diaphragm blocks, two diaphragm heads, one filter pad, and hardware.

One diaphragm kit for Whirlwind STA80 and STA80N Linear Air Pump.

Whirlwind air pumps provide years of dependable service but due to continual wear over time some pump components may need to be replaced in order to continue to provide the proper air flow. Instead of purchasing a new pump, you may just need to replace some internal components.

Diaphragm kit includes two diaphragm blocks, two diaphragm heads, one filter pad, and hardware.

Whirlwind STA60 and STA80 Rubber Vibration Spacer. Installed between base plate and core frame to minimize vibration. Four per set; each pump requires one set.

Replacement gasket for Whirlwind models STA40, STA60, STA80, and STA80AL. This gasket is located between the cover and air filter.