Darlly 40261 Filter Cartridge Replaces Unicel 4CH-21A
$32.99 USD
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Darlly Filter 40261 Cartridge Filter
Cartridge filter replacement for OEM cartridge filters
| Diameter | 4-5/8"（118mm） |
| Length | 8-1/4"（210mm） |
| Top | Closed |
| Bottom | 1-1/2" male thread/MPT |
| Media | 3 oz |
| Surface Area | 25 sq. ft. |
| Replaces | Unicel：4CH-21A |
| OEM | 25 sq. ft. Vita Spas |