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PD-25-934 Pentek Comparable Whole House Water Filter by Tier1

Price $6.99 List Price Price $9.99 Save 30%
Availability: In Stock
  • Ships fast!
  • Nominal 25-micron rating
  • Reduces fine sand, dirt, silt, rust and scale particles
  • Provides cleaner, fresher great tasting water for up to 6 months
See more product details
The PD-25-934 Pentek Comparable Whole House Water Filter by Tier1 is designed 10 x 2.5 inch whole house water filtration systems. Reduce the fine sand, dirt, silt, rust, and scale particles that can disrupt your home waater use. Bonded Polypropylene filter media provides a micron rating of nominal 25 for great tasting water. Order today!

Experience the Tier1 Difference

Tier1 manufactures high-quality filtration and household products. We take creating and maintaining a healthy home seriously. Products must undergo rigorous testing and meet demanding quality expectations in order to earn the Tier1 badge. Every purchase is backed by the Tier1® Guarantee:

  • Guaranteed Fit
  • Guaranteed Quality
  • Guaranteed Price
Package Qty1
Used In BrandsPentek, Tier1
Manufacturer's IdP25-934
Advertised Size (in)10 x 2-1/2
Actual Size (in)9-3/4 inches (length) x 2-1/2 inches (outside diameter)
Actual Size (cm)24.77 x 6.096
MediaSpun Wound Polypropylene
Primary Filter MediaPolypropylene
Filter Life (months)6 months
Micron Rating (Nominal)25
Operating Temperature (°F)40 - 175
Operating Temperature (°C)4.4 - 79.4
Flow Rate (gpm)4
Flow Rate (lpm)15.142
Warranty GuaranteeUnconditional Guarantee for Life of the Product

Reduced Contaminants

The TIER1-P25-934 reduces the following contaminants:

  • Dirt
  • Fine Sand
  • Silt

The TIER1-P25-934 is comparable with the following part numbers

P25-934 TIER1-P25-934 PENTEK-PD-25-934 CULLIGAN-PD-25-934
AMETEK-PD-25-934 PD-25-934 PD-25-934 155751
WPD-25 WPD25 PD25-934 PD25934
PD-25934 KEYSTONE SP-2510

The TIER1-P25-934 fits the following model numbers



  1. Turn off water supply. Press red pressure-relief button (if present).
  2. Unscrew housing. Remove large o-ring, wipe clean and set aside.
  3. Discard used filter cartridge. Wash housing with dish soap and warm water using a nonabrasive sponge or cloth. Rinse thoroughly. Fill 1/3 with water. Add about 1 tablespoon of bleach and scrub to disinfect. Rinse thoroughly.
  4. Lubricate o-ring with clean silicone grease. Change o-ring if any damage cuts or degradation are present. Insert o-ring in groove.
  5. Insert new filter cartridge.
  6. Screw housing onto the cap and hand-tighten. Do not over tighten. Make sure cap standpipe slips into cartridge.
  7. Turn on water supply. Press pressure-relief button (if present). Check for leaks before leaving installation.