Motorguard Elements 4 Pack. M-723
Toilet Paper Moisture Filters

Price: $81.83
Found under the following brands:
Unoair, Square D, Watts, WEG, Champion, ACS, Hosetract, Hubbell-Furnas, Kellogg
Protect your pump from damage by keeping clean or replacing. 4 pack replacement filter elements for model S1135 and S1136.