20 Inch Filter Cartridges100 TO 199.99 - ResinTech, Filterworks Division - Watts
1
Watts® Granular Activated Filter Cartridge, 4-1/2"OD x 20"L.
Item No.68802 Call for availability
Price $114
each
2
Phosphate Cartridge, 4-1/2" x 20".
Item No.90645 Call for availability
Price $151.1
each