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FiltersFast FFDG-10BB-25 Replacement for Liquatec SDF-45-1020

Retail: $16.99
You Save: 18%
Buy 1 - 7 for $13.95 ea.
Buy 8+ for $7.95 ea.
Ships by Monday 1/24/2022

Pentek DGD-7525 Big Blue Gradient Water Filter

Retail: $30.20
You Save: 27%
Buy 1 - 7 for $22.03 ea.
Buy 8+ for $16.03 ea.
Ships by Monday 1/24/2022
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25 Microns
Micron Rating
25 Microns
Media Type
Reduces Sediment
Reduces Silt
Reduces Scale
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Product Information
FiltersFast FFDG-10BB-25
Pentek DGD-7525

The Pentek DGD-7525 replacement Big Blue gradient water filter is an all-in-one pre- and post- filter that eliminates the need for step-down filtration systems in your home. This Pentek water features an outer layer with a 75 micron pre-filter that captures larger sediment and a 25 micron inner-layer that effectively traps finer particles. The pure polypropylene construction of this 25 micron water filter results in a water filter cartridge that's resistant to chemicals and corrosion.

Pentek DGD-7525 Specifications:

  • Part Number: DGD-7525 155355-43
  • Micron Rating: 75 (pre-filter) 25 (post-filter)
  • Capacity: 8,000 gallons - 6 months
  • Temp Range: 40 - 145° F
  • Dimensions: 4 1/2" x 9 7/8"
  • Flow Rate: 10 GPM @ < 1 psi
  • NSF 42 Certified for Material Requirements
  • Reduces sediment, dirt and rust

Pentek DGD-7525 reduces the following:

  • Sediment
  • Dirt
  • Rust

The Pentek DGD-7525 fits standard size 10" Big Blue filter housings including:


  • Culligan HD-950 housing

American Plumber

  • W10-PR
  • W15-PR

Compatible Models:

The Pentek DGD-7525 is correct replacement for the following model numbers:

  • 10 Inch Big Blue housings
  • American Plumber W10-PR
  • American Plumber W15-PR
  • Culligan HD-950 housing
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