Duckbill Check Valve - 1/4 Inch - FKM filter-width_7 inches less wear and tear on

less wear and tear on critcal moving parts and provide you a quiet operation

109 inch with all other materal being 1

the Pool Blaster Max shattered the mold of traditional pool cleaners

and Dolphin software

Duckbill Check Valve - 1/4 Inch - FKM filter-width_7 inches less wear and tear onThis is a 1 4 Inch Stenner FKM Duckbill Check Valve for all Stenner pumps excluding models with S4 prefix. It includes a FKM duckbill and 1 4 inch ferrule. This chemical injection check valve also works on CAT Controller models CAT 1000, 2000, 4000, 5000 and HCC Automated Controllers with Stenner pumps. This duckbill valve is constructed of FKM rubber, also known as Viton. FKM provides additional heat and chemical resistance and may be required