Refurbished Under-Sink & Countertop Filtration — 16 Deals

About Under-Sink & Countertop Filtration deals

16 open-box and refurbished Under-Sink & Countertop Filtration deals are live for shoppers in Canada right now, with discounts averaging 37% off retail. Prices range from CA$12 to CA$612, and every listing shows the seller's condition grade, current price, savings versus list price and stock status — so you can compare before you buy. Top brands on sale include iSpring, Express Water, Waterdrop and PA-E. Inventory syncs from Amazon and other partner stores throughout the day; open-box stock is usually one-of-a-kind, so the best deals sell out fast.

16 live Canadian listings.

CANADA

Express Water

Express Water Incorporated WH300SCGS Whole House Water Filter – 3 Stage Home Filtration, 23.5" x 8.5" x 30"

CA$611⁶⁶

Express Water Reverse Osmosis Water Filter System, Multi-Stage Filtration, BPA Free

CA$247⁰⁷

Aquasana AQ-5300.62 3-Stage Under Counter Water Filter System with Oil Rubbed Bronze Faucet

CA$80³²

Waterdrop 15UB-UF 0.01 μm Ultra Filtration Under Sink Water Filter System

CA$94⁵³

iSpring UVF8 LED UV Water Filter, Add-on Kit for Under Sink Water Filtration Systems, Mercury-Free, Stainless Steel

CA$166⁰⁹

iSpring RCC7AK-BLK, NSF/ANSI 58 Certified, Alkaline 6-Stage Reverse Osmosis System with Stylish Black RO Faucet, pH+ Remineralization RO Water Filter System Under Sink

CA$310⁰¹

PA-E RO-132 Stainless Steel 4.5 Gallon Reverse Osmosis Storage Water Tank - White, 1/4" Port

CA$87⁹¹

iSpring Heavy Metals Whole House Water Filter System, Reduces Lead, Chlorine, Sediments, Chloramine, PFAS, 3-Stage Filtration with Clear 1st-Stage Housing and 3/4" Inlet/Outlet, Model: WCB32C-KS

CA$213⁵⁹

iSpring RCC7AK-BN NSF Certified, 75 GPD, Alkaline 6-Stage Reverse Osmosis System, pH+ Remineralization RO Water Filter System Under Sink Patented Top-Mounted Faucet Design for Easy Installation

iSpring CKC1C Chlorine Removal Countertop Water Filter System, 10000 Gal

CA$24⁶²

Watts Premier WH-LD-WHT WHT WH-LD Whole House Filter Kit

CA$28³⁴

Filtrete 3M 3US-AF01 Under-Sink Standard Replacement Water Filter

CA$12⁵⁰

SURVIVOR FILTER Pure 10k - H100-10K Under Sink Water Filter – Single-Stage Under Counter Drinking Water Filter, Reduces Chlorine Taste & Odour, NSF/ANSI 42 & 372 Certified, Made in USA

CA$60²⁸

KRAUS Oletto Single Handle Drinking Water Filter Faucet for Water Filtration System in Spot-Free Stainless Steel, FF-103SFS

CA$40²⁴

Waterdrop 15UA Under Sink Water Filter System, 2-Year Service Life, Reduces Lead, Chlorine, Bad Taste & Odor, Direct Connect Water Filter for Kitchen Faucet, NSF/ANSI 42 Certified（Complete System）

CA$55⁴¹

iSpring T32M Pressurized Water Storage Tank with Ball Valve for Reverse Osmosis RO Systems, 4 Gallon, 1/4" Tank Valve Included, White

CA$54⁴⁰

Under-Sink & Countertop Filtration open-box FAQ

How much can I save on open-box Under-Sink & Countertop Filtration?

Discounts on Under-Sink & Countertop Filtration at OpenBoxFox currently average 37% off retail across 16 live listings, with prices from CA$12 to CA$612. Savings are measured against the manufacturer's list price.

Are open-box and refurbished Under-Sink & Countertop Filtration safe to buy?

Yes — every listing shows the seller's condition grade (from open-box "Like New" to certified refurbished) before you buy. You purchase directly from the seller, such as Amazon, and that seller's standard return policy applies to your order.

Which Under-Sink & Countertop Filtration brands are on sale open-box right now?

The most-listed brands in Under-Sink & Countertop Filtration at the moment are iSpring, Express Water, Waterdrop, PA-E and Survivor Filter. New open-box inventory arrives daily, so brand availability changes often.

How often are Under-Sink & Countertop Filtration deals updated?

OpenBoxFox syncs Under-Sink & Countertop Filtration inventory from partner stores throughout the day. Sold-out listings are removed automatically and new deals appear shortly after we find them.

Shop more: Refurbished Tools & Home Improvement · Refurbished Kitchen & Bath Fixtures · Refurbished Water Filtration & Softeners