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Filter cartridge 4ch21
If you have any questions regarding the size or the correct filter for your unit please call us at 800-587-2772. SpaStore believes that quality is just as important as price. It's not a good value if you have to replace it more often. We sell the very best quality spa filter cartridges on the market.| Outside Diameter | Length | Top Hole Diameter | Bottom Hole Diameter | Square Footage | $18.50
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| 4-5/8" | 8" | CLOSED | 1-1/2" MPT | 19 | ||
TOP STYLE: Handle Style May Vary |
BOTTOM STYLE: MPT Threads |
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| Part Number(s): Unicel 4CH21 or 4CH-21 -- Pleatco PA17 or PA 17 Filbur -- FC-0121 of FC0121 | ||||||
Availability: Usually ships the same business day.
| This spa filter cartridge is used in (among others): | |
| Alcove | |
| Pageant Spas | |
| Saratoga Spas | |