

Unicel C-4335 Replacement 35 SqFt Pool Hot Tub Filter Cartridge, 219 Pleats
Key item features
- Clear Water Filtration: This replacement C-4335 filter cartridge ensures clear pool and spa water by capturing debris and particles down to an average of 20 microns.
- Optimized Filtration Media: Features 35 square feet of 3-ounce basis weight, 100-percent polyester Reemay material with 219 uniform pleats for maximized water flow and debris retention.
- Durable Construction Materials: Constructed with 100-percent polyester Reemay media and durable plastic end caps that resist chemical damage and assure longevity.
- Convenient End Cap Design: The end caps feature a 2-1/8-inch ID and an open configuration, facilitating easy cartridge removal and replacement.
- Broad Compatibility Range: Compatible with numerous brands including Bullfrog Spas, Pentair Pool Products, Rainbow Plastics, Waterway Plastics, and Sundance Spas.
- Essential Maintenance Indicators: Replace the filter when experiencing shorter cleaning cycles, low water flow, high differential pressure, media tears, or a collapsed center core.
Specs
- Filter area35 sq ft
- Outside diameter4 in
- BrandUnicel
- Count1
- Height4.9 in
- ModelC4335
- Free shipping
Free 30-day returns
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About this item
Product details
- Replacement C-4335 pool and spa filter cartridge ensures your water stays clear so you can enjoy relaxing in your swimming pool or hot tub
- Features 35 square feet (219 pleats) of 3-ounce basis weight media that catches debris and particles down to an average of 20 microns in size
- Sharp, uniform pleat folds maximize water flow, minimize pressure loss, and allow full use of the pleat surface to hold more debris
- Constructed with 100-percent polyester Reemay material that balances dirt-holding capacity, cleanability and durability with excellent chemical resistance properties
- End cap design includes a 2-1/8-inch ID and an open configuration for easy cartridge removal and replacement
- Durable end caps resist damage from chemicals and assure durability for the life of the cartridge
- Compatible with Bullfrog Spas, Pentair Pool Products, Rainbow Plastics, Waterway Plastics, Custom Molded Products, Caldera Spas, Sunrise Spas, Sundance Spas, and more
- Filter life depends on routine maintenance and water chemistry
- Change filter when there is a shorter cycle between cleaning, low water flow rate or high differential pressure, when the media has a tear, or if the center core collapses
- Media material: Spun-bonded polyester
- End cap material: Plastic
- Top/Bottom end cap ID: 2-1/8 inches
- OD: 4-15/16 inches
- Length: 9-1/4 inches
- Overall dimensions (L x W x H): 4.94 x 4.94 x 9.25 inches
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
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Customer ratings & reviews
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Showing 1-3 of 7 reviews
Verified Purchase
When you need one, it's there.
Before I knew it, I needed another spa filter. I placed my order and within 2 days, it arrived. Great value and really great delivery time.
Best pool filter
[This review was collected as part of a promotion.] This is my favorite filter that I have ever purchased for my swimming pool. It filters it really well, but it is also very cost-efficient, being pretty inexpensive and affordable. I recommend this very much.
Performance that Works
[This review was collected as part of a promotion.] The Unicel C-4335 replacement pool filter cartridge is a standout choice for pool owners seeking reliable filtration and durability. Its effective filtration capabilities, sturdy construction, ease of installation, and compatibility make it a highly recommended option. Whether you're maintaining a residential pool or a commercial facility, this cartridge will help you maintain clear and clean pool water throughout the swimming season.







