Tankless design saves counter space compared to traditional RO systems, and the 220 GPD flow rate means less waiting around for filtered water if your household goes through a lot of it. At $151, that's $79 (34%) off the $230 list price. Apply coupon code "CJ62PQKB" for a savings of $79. Buy Now at Amazon
- Produces 220 gallons of purified water daily
- Reduces contaminants through 7-stage filtration
- Remineralizes water with essential minerals
- Efficient 2:1 pure-to-drain water ratio
- Tool-free 3-second filter replacement
Here Prime members can find doorbuster deals that are available as part of Amazon's Prime Big Deal Days sale. Inside are discounted items from brands like Bose, Samsonite, DeWalt, and New Balance. Shipping is free. Sale ends October 7. Shop Now at Amazon
Amazon Prime Big Deal Days sale features a large selection of discounts and deals on electronics and tech items. The lineup spans laptops, phones, audio, gaming, and accessories, with the Apple MacBook Air 13" dropping to $1,099 and the 15" model at $1,299. Samsung's Galaxy S26 Ultra is included at $979.99, alongside Apple AirPods Pro 3 at $179 and Madden NFL 27 for PS5 at $42.99. Deal ends October 7. Shop Now at Amazon
Amazon Prime Big Deal Days 2026 is now live. Click through to find deals and discounts spread across every major category. Shop for home essentials, tech, Apple products, apparel, tools, sporting goods, and more. There's also deals to be found in Amazon's Haul, Outlet, and Resale sections, along with deals on Prime Video, Kindle, and Audible subscriptions. The sale ends on October 7. Shop Now at Amazon
Amazon's Prime Big Deal Days Sale is now live and in the Amazon Haul section you'll find deals on a large selection of cheap clearance items, spread across all major categories. Deals start from under $1. Shipping is free on Amazon Haul orders of $25 or more. Sale ends October 7. Buy Now at Amazon
Under-sink filtration suits anyone tired of bottled water or dealing with a bulky countertop unit, since this system installs out of sight and handles 8 stages of filtration for cleaner tap water. It's $34 off the $120 list price, bringing it to $86. Apply coupon code "EYD7663D" for a savings of $34. Buy Now at Amazon
- 8-stage filtration reduces PFAS, chlorine, and fluoride
- Retains beneficial minerals for healthy water
- 3-minute DIY installation with standard connections
- 3-second twist-and-lock filter replacement
- Durable design tested for high pressure leak prevention
This Waterdrop whole house filter system is $106.98. That's $59 off list and the best price we could find. It uses a two-stage setup with a sediment filter and a coconut-shell carbon filter to reduce chlorine, lead, and odors throughout the home, and both cartridges meet NSF/ANSI 372 lead-free standards. It ships for free. Buy Now at Amazon
- 5-stage filtration
- withstands pressure of 25-90 PSI
- 1" inlet/outlet
Tankless RO systems like this one suit households wanting fast, high-capacity filtered water without a bulky storage tank taking up cabinet space, and the 450 GPD flow rate keeps up even with daily cooking and drinking demands. At $179.55, that's $100 off via coupon code "QWER5679" for Prime members. Deal ends October 14. Buy Now at Amazon
- Advanced 9-stage 0.0001μm RO filtration
- Mineral-infused water for improved taste and hydration
- 450GPD high-speed water flow
- Smart filter replacement and status alerts
- Efficient 2:1 pure-to-drain water ratio
Countertop setup means you get RO-level water filtration without drilling into your plumbing or sink, which suits renters or anyone who wants it portable between homes, and it's currently $47 off the list price at Amazon. Apply coupon code "6M73Z58Q" as a Prime member to save. Deal ends October 14. Buy Now at Amazon
- 0.0001 micron 7-stage reverse osmosis filtration
- Remineralization for balanced water taste
- No-installation countertop design with autofill glass pitcher
- Smart alerts for filter life and operating status
- Efficient 3:1 pure-to-drain water ratio
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Price Analysis
| Discount | Last Deal Price | Current Price | ||
|---|---|---|---|---|
| Amazon | 34% | -- | $151 | Buy Now |
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