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4½" x 20" Replacement Filter Cartridges

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Items 1-12 of 40

Position Product Name Price UPC
  1. WECO LOTUS-SET-3 Pre-Filter Set for LOTUS RO Systems
    WECO LOTUS-SET-3 Pre-Filter Set for LOTUS RO Systems
    SKU#:LOTUS-SET3
    Price: $92.42
  2. Selective Boron Reduction Cartridge 4.5" x 20" for Standard 4520 Housings
    Selective Boron Reduction Cartridge 4.5" x 20" for Standard 4520 Housings
    SKU#:BSRX-2045
    Price: $890.13
  3. Big Blue 4.5" x 20" Carbon Block 0.5 Micron Water Filter Cartridge for Chloramine Reduction
    Big Blue 4.5" x 20" Carbon Block 0.5 Micron Water Filter Cartridge for Chloramine Reduction
    SKU#:CBCM-4520-0.5
    Price: $101.87 As low as Price: $91.68

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  1. Empty Refillable Cartridge 4.5" x 20" for Big Blue 20" Housings
    Empty Refillable Cartridge 4.5" x 20" for Big Blue 20" Housings
    SKU#:EC2045W
    Price: $24.80 As low as Price: $22.32
  2. WECO 1MPLWCT4520 Pleated Polyester 1 Micron 4½" X 20" Sediment Filter Cartridge for Particulate Filtration - Made in U.S.A.
    WECO 1MPLWCT4520 Pleated Polyester 1 Micron 4½" X 20" Sediment Filter Cartridge for Particulate Filtration - Made in U.S.A.
    SKU#:1MPLWCT4520
    Price: $41.45 As low as Price: $38.55
  3. WECO 10MPLWCT4520 Pleated Polyester 10 Micron 4½" X 20" Sediment Filter Cartridge for Particulate Filtration - Made in U.S.A.
    WECO 10MPLWCT4520 Pleated Polyester 10 Micron 4½" X 20" Sediment Filter Cartridge for Particulate Filtration - Made in U.S.A.
    SKU#:10MPLWCT4520
    Price: $37.02 As low as Price: $34.43
  4. WECO 20MPLWCT4520 Pleated Polyester 20 Micron 4½" X 20" Sediment Filter Cartridge for Particulate Filtration - Made in U.S.A.
    WECO 20MPLWCT4520 Pleated Polyester 20 Micron 4½" X 20" Sediment Filter Cartridge for Particulate Filtration - Made in U.S.A.
    SKU#:20MPLWCT4520
    Price: $45.48 As low as Price: $42.30
  5. WECO 50MPLWCT4520 Pleated Polyester 50 Micron 4½" X 20" Sediment Filter Cartridge for Particulate Filtration - Made in U.S.A.
    WECO 50MPLWCT4520 Pleated Polyester 50 Micron 4½" X 20" Sediment Filter Cartridge for Particulate Filtration - Made in U.S.A.
    SKU#:50MPLWCT4520
    Price: $54.30 As low as Price: $50.50
  6. Big Blue 4.5" x 20" Carbon Block 0.5 Micron Water Filter Cartridge for Lead Reduction
    Big Blue 4.5" x 20" Carbon Block 0.5 Micron Water Filter Cartridge for Lead Reduction
    SKU#:CBPB-4520-0.5
    Rating:
    100%
    1  Review
    Price: $94.45 As low as Price: $85.00
  7. Empty Semi-Clear Refillable Cartridge 4.5" x 20" for Big Blue 20" Housings with Sediment Filter
    Empty Semi-Clear Refillable Cartridge 4.5" x 20" for Big Blue 20" Housings with Sediment Filter
    SKU#:CP-EC2045W
    Rating:
    100%
    1  Review
    Price: $25.80 As low as Price: $21.93
  8. Pentair Sediment Bag Cartridge 4" x 18" 5 Micron
    Pentair Sediment Bag Cartridge 4" x 18" 5 Micron
    SKU#:BP-420-5
    Price: $19.20 As low as Price: $18.24
  9. UVX 3 Stage Replacement Cartridge Set for UVX320 Whole House Water Filtration System
    UVX 3 Stage Replacement Cartridge Set for UVX320 Whole House Water Filtration System
    SKU#:UVX-RL3ST5
    Price: $132.20
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