Replaces Unicel 4CH-21, Pleatco PTL18P4 • Pool & Spa Filter Cartridge

Replaces Unicel 4CH-21, Pleatco PTL18P4 • Pool & Spa Filter Cartridge
$18.99 $29.99
Replaces popular brand part numbers:
- Unicel 4CH-21
- Pleatco PTL18P4
- Filbur FC-0121
Features:
- 18 sq. ft. of high-quality Reemay® Filtration Fabric
- Expansive Flow™ core
- Antimicrobial end caps
Alternative filter names: 20245-238, SD-00845, SD-00821, SD-00838, 17-175-1025, 090164187006, PTL18P, PTL 18, PSN50 W/ PAD AD, PTL18 W/ PAD, PVT-25N, PA17 (PAD OPT), PA13, PSI18, PTL18P-4, PTL18P4-4
Used in pools/spas made by: Alcove, Atera, DM Industries, Dream Maker Spas, Maax Spas of AZ, Pageant Spas, Saratoga Spas, Vita Spas & other manufacturers
By Guardian Filtration Products • 4H8-158
Length: 8"
Diameter: 4-5/8"
Top: Handle
Bottom: 1 1/2" MPT threaded