Nu Aqua Coupon Codes - Updated June 2026

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Nu Aqua Under Sink Water Filter System, High Capacity Fast Flow 3/8”, Reduces Lead, Chlorine, Bad Taste & Odor – Direct Connect Undersink Filteration System - 120-Day Trial
Amazon.com

$69.95

Nu Aqua Under Sink Water Filter System, High Capacity Fast Flow 3/8”, Reduces Lead, Chlorine, Bad Taste & Odor – Direct Connect Undersink Filteration System...

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-13%
NU Aqua Reverse Osmosis Water Filter System Replacement Set - 7 Stage 1 Year Alkaline & UV Under Sink Kit - Membrane, Sediment, Carbon Filters, Parts & Fittings - Universal RO Filtration Cartridge
Amazon.com

$99.95

$115.95

NU Aqua Reverse Osmosis Water Filter System Replacement Set - 7 Stage 1 Year Alkaline & UV Under Sink Kit - Membrane, Sediment, Carbon Filters, Parts &...

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-17%
NU Aqua 5-Stage Under Sink Reverse Osmosis Water Filter System - 100 GPD RO Filtration w/Faucet & Tank - PPM Meter - 100GPD Undersink - Home & Kitchen Drinking Water Purifier
Amazon.com

$169.05

$205.99

NU Aqua 5-Stage Under Sink Reverse Osmosis Water Filter System - 100 GPD RO Filtration w/Faucet & Tank - PPM Meter - 100GPD Undersink - Home & Kitchen...

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NU Aqua 4 Stage Reef Series Deionization RODI Reverse Osmosis System - RO Water Filter System 75 GPD Aquarium Filtration with Faucet and Tank - 120-Day Trial
Amazon.com

$189.95

NU Aqua 4 Stage Reef Series Deionization RODI Reverse Osmosis System - RO Water Filter System 75 GPD Aquarium Filtration with Faucet and Tank - 120-Day Trial

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Nu Aqua 3 Stage Whole House Water Filter System w/Pressure Gauges - 20” x 4.5” TDS Reducing Home Filtration - Sediment, Granular Carbon, Carbon Block
Amazon.com

$459.99

Nu Aqua 3 Stage Whole House Water Filter System w/Pressure Gauges - 20” x 4.5” TDS Reducing Home Filtration - Sediment, Granular Carbon, Carbon Block

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Amazon price updated: June 6, 2026 2:22 am

1

NU Aqua 5-Stage Under Sink Reverse Osmosis Water Filter System - 100 GPD RO Filtration w/Faucet & Tank - PPM Meter - 100GPD Undersink - Home & Kitchen Drinking Water Purifier

NU Aqua 5-Stage Under Sink Reverse Osmosis Water Filter System - 100 GPD RO Filtration w/Faucet & Tank - PPM Meter - 100GPD Undersink - Home & Kitchen...

9.6
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Amazon.com

2

NU Aqua 4 Stage Reef Series Deionization RODI Reverse Osmosis System - RO Water Filter System 75 GPD Aquarium Filtration with Faucet and Tank - 120-Day Trial

NU Aqua 4 Stage Reef Series Deionization RODI Reverse Osmosis System - RO Water Filter System 75 GPD Aquarium Filtration with Faucet and Tank - 120-Day Trial

9.6
BUY NOW

Amazon.com

3

NU Aqua Reverse Osmosis Water Filter System Replacement Set - 7 Stage 1 Year Alkaline & UV Under Sink Kit - Membrane, Sediment, Carbon Filters, Parts & Fittings - Universal RO Filtration Cartridge

NU Aqua Reverse Osmosis Water Filter System Replacement Set - 7 Stage 1 Year Alkaline & UV Under Sink Kit - Membrane, Sediment, Carbon Filters, Parts &...

9
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Amazon.com

4

Nu Aqua Under Sink Water Filter System, High Capacity Fast Flow 3/8”, Reduces Lead, Chlorine, Bad Taste & Odor – Direct Connect Undersink Filteration System - 120-Day Trial

Nu Aqua Under Sink Water Filter System, High Capacity Fast Flow 3/8”, Reduces Lead, Chlorine, Bad Taste & Odor – Direct Connect Undersink Filteration System...

8.9
BUY NOW

Amazon.com

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