Unicel 4CH-19 hot tub filter cartridge has been used used in select Cal Spas, Dolphin Spas, Leisure Bay Spas, Rec Warehouse, Saratoga Spas and others. Also known as a compatible replacement for OEM part numbers FIL11100305 and 303575.
Filter details.
- Unicel P/N: 4CH-19
- Diameter: 4-5/8"
- Length: 4-5/8"
- Top: Molded Cone Handle
- Bottom: 1-1/2" MPT Thread (Fine)
- 13 sq.ft
- Filter media: 3oz
- Pleat count: 199
Why Unicel Filters?
Unicel has been the nations leading swimming pool and hot tub filter manufacturer for over 45 years. Discerning pool and spa owners always insist on using Unicel brand filters to protect the equipment and for cleaner, clearer water with less work.
