

Unicel C-8399 Media Replacement Hot Tub Spa Filter Cartridge (2 Pack)
Key item features
- Filtration Performance: Features 100 square feet of 3-ounce basis weight media with 259 pleats, effectively catching debris and particles down to an average of 20 microns for clear hot tub water.
- Durable Construction: Made from 100-percent polyester Reemay material, balancing dirt-holding capacity, cleanability, and durability with excellent chemical resistance.
- Optimized Design: Sharp, uniform pleat folds maximize water flow, minimize pressure loss, and allow full use of the pleat surface to hold more debris.
- Easy Maintenance: End caps include a 3-5/8-inch ID, open configuration with a lip seal, and a semi-circular handle for easy cartridge removal and replacement.
- Robust Components: Durable plastic end caps resist chemical damage, ensuring longevity, while the spun-bonded polyester media is easy to maintain and resists degradation.
- Specific Dimensions: Each cartridge has an OD of 8 inches, a length of 16-1/2 inches, and overall dimensions of 8 x 8 x 16.5 inches.
- Compatibility & Quantity: Compatible with Caldera Spas, this product includes a pack of two replacement filter cartridges.
Specs
- Filter area100 sq ft
- Compatible modelsPCD100W
- CompatibilityCaldera Spas
- Outside diameter8 in
- BrandUnicel
- Count2
- Free shipping
Free 30-day returns
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About this item
Product details
- Replacement C-8399 spa filter cartridge ensures your water stays clear so you can enjoy relaxing in your hot tub
- Features 100 square feet (259 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 3-5/8-inch ID, open configuration (with lip seal), and semi-circular handle for easy cartridge removal and replacement
- Durable end caps resist damage from chemicals and assure durability for the life of the cartridge
- Compatible with Caldera Spas
- 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
- Bottom end cap ID: 3-5/8 inches
- OD: 8 inches
- Length: 16-1/2 inches
- Overall dimensions (L x W x H): 8 x 8 x 16.5 inches
- Quantity: 2
Specifications
Filter area
Compatible models
Compatibility
Outside diameter
Warranty
Warranty information
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Customer ratings & reviews
Customer photos
Showing 1-3 of 5 reviews
Just buy the filter you won't regret it!
[This review was collected as part of a promotion.] Oh man this baby is heavenly with this amazing filtration system, durability with all the dirty that gets in from dirty kids feet. I love how compact and tight the filter is and easy to replace and maintain. I received this complementary from Influenster to give my completed on his opinion, but I have a big one . 😂
Very stong not flimsy.
[This review was collected as part of a promotion.] This new pool filter is super stridy and really durable upon looking at it as i took it out of the box. The size is perfect. The filter is the white part which it super stong. Its better than the last one i have.
Perfect Filters!
[This review was collected as part of a promotion.] The Unicel C-8399 replacement filter for Caldera Spas is a game-changer! Its unparalleled efficiency ensures crystal-clear water, making every dip a luxurious experience. Plus, its long-lasting durability means you get top-notch performance without breaking the bank. With the C-8399, value meets excellence, elevating your spa experience to new heights. Easy to install or change out and perfect for your Caldera spa!







