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Water Testing Kits

RO-132, 4 Gallon Metal RO Tank White, 1/4 MPT

RO-132, 4 Gallon Metal RO Tank White, 1/4 MPT

Regular price $96.17

Regular price Sale price $96.17
Unit price per
Sediment Filter 5 Micron 2.5" x 10"

Sediment Filter 5 Micron 2.5" x 10"

Regular price $2.20

Regular price Sale price $2.20
Unit price per
TDS Pocket Tester With Hold 0-9990 PPM

TDS Pocket Tester With Hold 0-9990 PPM

Regular price $9.99

Regular price Sale price $9.99
Unit price per

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from 4 reviews

Good to have complete bundle together

Good to have complete bundle together.

Malla Reddy

01/30/2026

5-Stage RO Filter Kit - With Membrane

5-Stage RO Filter Kit - With Membrane

Azim & Martin were extremely helpful and professional

Azim & Martin were extremely helpful and professional.

David Spooner

11/24/2025

5-Stage RO Filter Kit - With Membrane

5-Stage RO Filter Kit - With Membrane

Established in 1994, WaterWorld USA embarked on a mission to improve lives through cutting-edge advancements in water treatment. With a stellar track record of millions of systems sold worldwide through our dedicated dealer network, we take pride in delivering exceptional customer service and offering a comprehensive range of water treatment products supported by unparalleled technical expertise.

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