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

My Cart:

0 item(s)

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

RV Undersink Water Filters

Make sure your family has access to the healthiest water no matter where you are, with an RV undersink water filter; after all, you never know what’s in the water when you’re traveling. Just an in any home, your RV or motor home needs an advanced water filtration system to filter out impurities, bacteria, and other contaminants. While an RV undersink water filter from Discount Filter Store will ensure crystal-clear water flows from your faucets, you may also want to consider purchasing an RV pre-tank exterior filter to filter out solids and sediment.

The biggest difference between RV undersink water filters and traditional household under sink water filters is size, and depending upon the size of the RV or mobile home, you may in fact be able to install a household undersink water filter in your RV. Not sure what type of water filter to install in your RV, give out experts a call at 1-800-277-3458 and we’ll help you find the perfect water filter for your RV.

8 Item(s)

Grid  List 

Set Descending Direction
  1. C-2 Culligan RV Filter Replacement Cartridge (2-Pack)

    C-2 Culligan RV Filter Replacement Cartridge (2-Pack)

    Fits Culligan US-316 and most 4 7/8-inch x 2 1/2-inch size water filters Learn More
  2. OR-38 Culligan Undersink and RV Filter O-Ring

    OR-38 Culligan Undersink and RV Filter O-Ring

    Fits Culligan undersink and RV filter systems including US-550, US 560, SY-5167, and SY-5197 Learn More
    $4.99 Retail Price:  $9.19
  3. 40043 Camco TastePURE Inline Large Capacity Filter
  4. 40045 Camco TastePURE Inline Large Capacity Filter (2-Pack)
  5. 40624 Camco Evo Replacement Filter Cartridge

    40624 Camco Evo Replacement Water Filter Cartridge

    Fits Camco EVO Water Filter Housing Learn More
    $18.99 Retail Price:  $19.54
  6. 40645 Camco Evo Replacement Filter Cartridge

    40645 Camco Evo Replacement Water Filter

    $13.99 Retail Price:  $18.39
  7. RV-EZ-1 Culligan Level 1 Easy-Change RV Inline Filter System
  8. RV-EZ-3 Culligan Level 3 Easy-Change RV Inline Filter System

8 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top