-
Your shopping cart is empty!
Spa Filter - 4CH-21 Replacement Spa Filter 20 sq/ft
C$22.00
- Product Code: RTL-4CH-21
- Availability: 8
GUARDIAN SPA FILTER - 4CH-21 - REPLACEMENT FILTER 20 SQ/ FT
4CH-21 Replacement Filter 20 sq ft

Guardian Pool Filter Replaces Unicel 4CH-21, Pleatco PTL18P4-4, Filbur FC-0121 Filter Cartridge for Swimming Pool and Spa
Keep your water sparkling clean with top of the line pool/hot tub filters. This cloth filter traps micro particles ensuring sparkling clean water.
4CH-21 In-line Cartridge - Used by many manufactures from Alcove, Altera, DM Industies, Dream Maker Spas, Maax Spas of AZ, Pagent Spas, Saratoga Spas, Vita Spas and many more!

Features
- Outside Diameter: 4 5/8"
- Length: 8"
- Media Weight - 3 oz.
- SQ FT Media - 20'
- Unicel - 4CH-21
- Filbur - FC-0121 FC0121
- Pleatco - PTL18P4-4
Will work with other manufactures filters including: 03FIL1300, 17-2482, 303557, 817-3501, R173432, 17-3432, PRB 35IN3, DSF-35

With Advanced Free Flow Core for better cleaning
NOTE: Filters should be replaced once every 6 months to ensure max flow through rate.
This unit is brand new and is for the 20 sq ft filter cartridge. Filter housing canister is sold separately.
×