The multiport valve parts pictured above are designed for the pentair (formerly pacfab) triton and tagelus sand filters. the top-mounted backwash valve is for the tagelus filter, and the side-mounted multiport valve is designed to fit the triton ii (2) sand filter. the top part of the valve (pictured at left) can be purchased as one-unit (see ..., i have an old pac fab model "sp710 sand" multi-port valve on my filter. it has started to leak in various positions. i reasonably believe that the spider gasket is in need of replacement. problem is it is an old valve and i'm having difficulty locating parts. i have been going back and forth....
Pac fab pool products such as pumps, filters, and heaters - replace your parts, replacement parts for pentair pacfab top mount/side mount 2" multiport valves 261055, 261185, 261152.
Praher side mount pool filter valve, sm-10-3 w/pac fab plumbing, 1.5" fpt