Spa Crest

Filter Type 1 (6CH940 / PWW50)

Diameter: 15.2cm (6")

Length: 21cm (8 1/4")

Bottom Finish: Coarse 3.8cm (1 1/2") SAE Thread

Filter Type 32 (4CH949 / PWW50L / O250)

Diameter: 12.3cm (4 7/8")

Length: 34.5cm (13 5/8")

Bottom Finish: Coarse 3.8cm (1 1/2") FEMALE SAE Thread

Filter Type 4 (C4950 / PRB50IN / RD50)

Diameter: 12.5cm (4 15/16")

Length: 33.8cm (13 5/16")

Bottom Finish: Open Hole

Hole Diameter: 5.4cm (2 1/8")