The Hayward six-position valve has an easy-to-use handle, heavy duty stainless steel spring, ABS body and cover, neoprene valve seat and a built-in sight glass. Automatic self-cleaning design prevents clogging or sticking. 7-position control valve for S244 and S310T2 Pro Series sand filters Easy to use, heavy-duty stainless-steel spring ABS body and cover, neoprene valve seat and a built-in sight
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