Purewell® - K Series - Black Carbon Water Filter Elements for Gravity-fed Water Filter System
Guaranteed Safe Checkout
✅ [NSF Certified & Tested] Filters are NSF/ANSI 42 certified, ensuring comprehensive protection for your family members. And also tested by NSF/ANSI 372 (low lead).
✅ [Economical, Long-lasting] Each pair of Purewell water purification elements provides up to 6,000 gallons of drinking water. (lifespan may vary, due to different water quality).
✅ [Powerful Filtration Materials] It filters not only tap water but also any untreated freshwater sources like rain, pond, river or stream.
Note: This filter is NOT designed for removing TDS, salt or pigment in water.
✅ [Compatible] This replacement filter not only fits Purewell gravity water filter system, but also fits any other brands in the market.
✅ [Super easy to replace] You can finish the installation by hands within 3 seconds.
How often to replace filter: approx 12 months
How soon to arrange order: within 1-2 working days
Certification: American Native NSF Certification
Purewell provides a 30-days return policy, which means you have 30 days after receiving your item to request a return with reasonable reason.
Buyer should pay the express cost for returning, if customer want to change another size, color, system or don’t like it, within 7 days.
To be eligible for a return, your item must be in the same condition that you received it, didn't fill chambers with water, unopened or unused, with tags, and in its original packaging. Or Purewell has the right to refuse return & refund.
You’ll also need to provide the order number or receipt or proof of the purchase.
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 3-7 business day. Please remember it will take some time for your bank or credit card company to process and post the refund too.
Frequently Bought Together
Authoritative NSF Certified
We are proud to announce that Gravity-fed water filter system, replacement filters have been tested & certified by
NSF/ANSI 42 & 372.
Rigorous NSF Tested
Purewell NSF certification affirms our commitmentto ensuring the highest quality standards for ourgravity water filtration systems & water filters, recognized by the global leader in certification services.
Independent Lab Tested
Products are also tested by our authoritative & independent organizations, such as TUV, RoHS, CE, FDA, SGS etc.
Affordable Choice
Lifespan approx 6,000 gallons per pair of carbon water filter.
Designed for K Series
Compatible with Purewell K Series system only.
It does NOT fit Purewell BO Series system.
Easy Installation
You can install the filters easily within 3 seconds.
Filter Series |
K Series |
Temperature |
41℉-100℉ / 5℃-38℃ |
Water Sources |
Tap, Stream, Rain, River, Well etc |
Lifespan |
6,000 Gallons (per pair) |