Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s)
You have no items in your shopping cart.

Free Shipping over $39

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

Water Filter Adapters & Couplers

Adapters and Couplers by DiscountFilterStore.com

9 Item(s)

Grid  List 

Set Descending Direction
  1. ASV-ERP-JG Tier1 Automatic Shut-Off Valve

    ASV-ERP-JG Tier1 Automatic Shut-Off Valve

    Fits standard 1/4-inch water lines Learn More
    $17.99 Retail Price:  $22.99
  2. CNTP-DV-14C Tier1 Diverter Valve

    CNTP-DV-14C Tier1 Diverter Valve

    Fits various countertop reverse osmosis systems Learn More
    $10.09 Retail Price:  $13.90
  3. M100 Tier1 Plastic Hex Nipple

    M100 Tier1 Plastic Hex Nipple

    Fits standard 1-inch water lines and FPT connections Learn More
    $3.49 Retail Price:  $6.31
  4. M34 Tier1 Plastic Hex Nipple

    M34 Tier1 Plastic Hex Nipple

    Fits standard 3/4-inch water lines and FPT connections Learn More
    $2.99 Retail Price:  $5.74
  5. PFR402Q-150 Tier1 Inline Flow Restrictor

    PFR402Q-150 Tier1 Inline Flow Restrictor

    Fits standard 1/4-inch water lines Learn More
    $9.99 Retail Price:  $13.79
  6. PFR402Q-500 Tier1 Inline Flow Restrictor

    PFR402Q-500 Tier1 Inline Flow Restrictor

    Fits standard 1/4-inch water lines Learn More
    $7.99 Retail Price:  $11.49
  7. QMP502-38 Tier1 Compression Diverter Valve

    QMP502-38 Tier1 Compression Diverter Valve

    Fits standard 3/8-inch water lines Learn More
    $12.99 Retail Price:  $17.24
  8. PI2308S Tier1 Two-Way Divider (1/4 Inch with Quick Connect Fittings)

    PI2308S Tier1 Two-Way Divider (1/4 Inch with Quick Connect Fittings)

    Attaches to 1/4 inch tubing Learn More
    $1.99 Retail Price:  $3.44
  9. ASV-14QW Tier1 Automatic Shut-Off Valve

    ASV-14QW Tier1 Automatic Shut-Off Valve

    Fits standard 1/4-inch water lines Learn More
    $7.99 Retail Price:  $11.49

9 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top