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Spa Filter Comparison - April 2026

7 Best Spa Filter In Canada

1
Best Choice
9.8Exceptional
2
Best Value
9.7Exceptional
3
9.5Excellent
4
9.3Excellent
5
9.2Excellent
6
9.1Excellent
7
9.0Excellent
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Model

POOLPURE PLFPRB25-IN Hot Tub Filter Replace Unicel C-4326, Guardian 413-106, Filbur FC-2375, FC-2370, 3005845, 17-2327, 100586, 33521, 25392, 817-2500, 5X13 Drop in Spa Filter 2 Pack
Model
POOLPURE PLFPRB25-IN Hot Tub Filter Replace Unicel C-4326, Guardian 413-106, Filbur FC-2375, FC-2370, 3005845, 17-2327, 100586, 33521, 25392, 817-2500, 5X13 Drop in Spa Filter 2 Pack
Model
Type Ⅵ Hot Tub Spa Filter Replacement Compatible with Lay-Z-Spa, Coleman, Coronado SaluSpa 90352E 58323, Inflatable Hot Tub, Swimming Pool Pump Filter Type Ⅵ Cartridge, 12 Pack
Model
Type Ⅵ Hot Tub Spa Filter Replacement Compatible with Lay-Z-Spa, Coleman, Coronado SaluSpa 90352E 58323, Inflatable Hot Tub, Swimming Pool Pump Filter Type Ⅵ Cartridge, 12 Pack
Model
TOREAD Replacement for Spa Filter Unicel 6CH-940, PWW50P3(NOT PWW50P4), Filbur FC-0359, 817-0050, 25252, 03FIL1400, 1 1/2" SAE Thread Screw in Filter, 2 Pack
Model
TOREAD Replacement for Spa Filter Unicel 6CH-940, PWW50P3(NOT PWW50P4), Filbur FC-0359, 817-0050, 25252, 03FIL1400, 1 1/2" SAE Thread Screw in Filter, 2 Pack
Model
POOLPURE Replacement for Spa Filter PWW50P3(1 1/2" Coarse Thread), Unicel 6CH-940, 817-0050, Filbur FC-0359, 25252, 378902, 03FIL1400, 45 sq.ft Screw in Hot Tub Filter,L x OD:7 5/8"x 6" 2 Pack

Brand

POOLPURE
Brand
POOLPURE
Brand
Macaberry
Brand
Macaberry
Brand
TOREAD
Brand
TOREAD
Brand
POOLPURE

Reviews

9,387 reviews
Reviews
9,387 reviews
Reviews
1,413 reviews
Reviews
1,413 reviews
Reviews
3,051 reviews
Reviews
3,051 reviews
Reviews
3,216 reviews

Tech Specs

product dimensions

-
product dimensions
-
product dimensions
2.54 x 2.54 x 2.54 cm 1.22 kg
product dimensions
2.54 x 2.54 x 2.54 cm 1.22 kg
product dimensions
15.9 x 15.88 x 31.29 cm 1.68 kg
product dimensions
15.9 x 15.88 x 31.29 cm 1.68 kg
product dimensions
-

parcel dimensions

35.2 x 26.4 x 13.2 cm 1.2 kg
parcel dimensions
35.2 x 26.4 x 13.2 cm 1.2 kg
parcel dimensions
-
parcel dimensions
-
parcel dimensions
-
parcel dimensions
-
parcel dimensions
31.4 x 26.1 x 15.9 cm; 453.59 g

Available On

Available On
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Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you
  • 9.8
    1
    POOLPURE
    41% Off

    POOLPURE PLFPRB25-IN Hot Tub Filter Replace Unicel C-4326, Guardian 413-106, Filbur FC-2375, FC-2370, 3005845, 17-2327, 100586, 33521, 25392, 817-2500, 5X13 Drop in Spa Filter 2 Pack

    Main highlights
    • Trilobal Filtration Fabric Design: The innovative trilobal fiber structure provides three times the adsorption surface area compared to conventional filter fabrics. It captures more dirt and sediment while maintaining consistent water clarity, even under frequent use—so you can enjoy crystal-clear water all day long.
    • Specifications: Length: 13 5/16”; Outside Diameter: 5”; Top Hole: 2 1/8”; Bottom Hole: 2 1/8”; Filtration Area: 25 Sq.ft; Filter Material: Trilobal Filtration Fabric.
    • Patented Dirt-Locking Technology: Our exclusive dirt-locking structure efficiently captures debris and makes cleaning effortless. During rinsing, trapped dirt is released easily and thoroughly. The filter is simple to rinse, reusable, and significantly reduces both maintenance time and costs.
    • NSF/ANSI 50 Certified Safety: PoolPure pool and spa filter is tested and certified by IAPMO against NSF/ANSI 50 standards for material safety. All components are proven safe for long-term water exposure, ensuring no harmful substances are released. Protect your family’s health and enjoy cleaner, safer pool and spa water.
    • Durable Heavy-Duty Construction: Made with 4 oz. thickened polyester filter fabric, reinforced ABS end caps, and a strengthened integrated core, this filter lasts over 30% longer than standard cartridges. It reduces replacement frequency and long-term maintenance costs, delivering greater value over time.
    • Compatible Models: PLFPRB25-IN Pool Filter is compatible with PRB25-IN, Unicel C-4326, Filbur FC-2375, FC-2370, SD-00196, 303909, M-4326, 8172500, R173429. ★NOTE: This is a compatible replacement. Original manufacturers' names and part numbers are for reference only. POOLPURE stands as an independent brand.
    • 50-Micron Fine Filtration: Upgraded with a 50-micron high-efficiency filtration layer, it effectively removes up to 99% of fine particles such as hair, leaves, dust, and sand. It keeps pool water sparkling clear for longer, reducing the need for frequent water changes and chemical use—saving you both time and money.
  • 9.7
    2
    POOLPURE
    41% Off

    POOLPURE PLFPRB25-IN Hot Tub Filter Replace Unicel C-4326, Guardian 413-106, Filbur FC-2375, FC-2370, 3005845, 17-2327, 100586, 33521, 25392, 817-2500, 5X13 Drop in Spa Filter 2 Pack

    Main highlights
    • Trilobal Filtration Fabric Design: The innovative trilobal fiber structure provides three times the adsorption surface area compared to conventional filter fabrics. It captures more dirt and sediment while maintaining consistent water clarity, even under frequent use—so you can enjoy crystal-clear water all day long.
    • Specifications: Length: 13 5/16”; Outside Diameter: 5”; Top Hole: 2 1/8”; Bottom Hole: 2 1/8”; Filtration Area: 25 Sq.ft; Filter Material: Trilobal Filtration Fabric.
    • Patented Dirt-Locking Technology: Our exclusive dirt-locking structure efficiently captures debris and makes cleaning effortless. During rinsing, trapped dirt is released easily and thoroughly. The filter is simple to rinse, reusable, and significantly reduces both maintenance time and costs.
    • NSF/ANSI 50 Certified Safety: PoolPure pool and spa filter is tested and certified by IAPMO against NSF/ANSI 50 standards for material safety. All components are proven safe for long-term water exposure, ensuring no harmful substances are released. Protect your family’s health and enjoy cleaner, safer pool and spa water.
    • Durable Heavy-Duty Construction: Made with 4 oz. thickened polyester filter fabric, reinforced ABS end caps, and a strengthened integrated core, this filter lasts over 30% longer than standard cartridges. It reduces replacement frequency and long-term maintenance costs, delivering greater value over time.
    • Compatible Models: PLFPRB25-IN Pool Filter is compatible with PRB25-IN, Unicel C-4326, Filbur FC-2375, FC-2370, SD-00196, 303909, M-4326, 8172500, R173429. ★NOTE: This is a compatible replacement. Original manufacturers' names and part numbers are for reference only. POOLPURE stands as an independent brand.
    • 50-Micron Fine Filtration: Upgraded with a 50-micron high-efficiency filtration layer, it effectively removes up to 99% of fine particles such as hair, leaves, dust, and sand. It keeps pool water sparkling clear for longer, reducing the need for frequent water changes and chemical use—saving you both time and money.
  • 9.5
    3
    Macaberry

    Type Ⅵ Hot Tub Spa Filter Replacement Compatible with Lay-Z-Spa, Coleman, Coronado SaluSpa 90352E 58323, Inflatable Hot Tub, Swimming Pool Pump Filter Type Ⅵ Cartridge, 12 Pack

    Main highlights
    • REPLACEMENT FILTER: For best results, clean your Type VI Spa filter cartridge replacement often and replace it every 2 weeks during heavy usage. Our type VI SPA filters measure 4.1” x 3.1” and are conveniently sold in 12 and 16 packs.
    • PERFECT FIT: Type VI Spa and Hot Tub Filter Replacement Cartridge compatible with Coleman SaluSpa filter, Lay-Z-Spa, Coronadoand other inflatable hot tub filters.
    • KEEP YOUR POOL CLEAN: Keep your pool safe and clean with a Type VI Swimming Pool Filter to protect and keep your pool clean for the summers to come!
    • HIGHLY FILTRATION PERFORMANCE: Premium quality dacron fabric collects hair, leaves, dust, sediment, sand, etc; easy to clean and replace. The inflatable hot tub filter cartridge is installed inside the filter pump and captures dirt as it passes through the system.
    • Customer Service: If you have any questions about the Type VI Spa filter, please contact our customer service immediately to receive a full refund. We want to ensure you have a clean, healthy and safe swimming pool.

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