Filters for Spaform

Filters to fit Spaform spas

Two mains sizes and models of cartridge filter are used in Spaforms:

Spaform PRB17.5SF(Pair) Outer Dia. 5"(127mm) x length 4 5/8"(118mm) with 2 1/8" end holes, (2 filters give 35 sq.ft. filter area) Ref. C 4401 - sold as a pair.

Spaform PWW 50 Outer Dia. 6"(150mm) x length 8 1/4" (210mm) with an area of 50 sq.ft. Use two x 50 sq ft filters to give the 100 sq ft required. These replace the Waterways OEM 817-0500.