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Pure Aqua distributes most of the well-known brands in pressure gauges, pressure switches, flowmeters and water treatment RO instruments. These high quality products have desired specifications to produce excellent performance. Pure Aqua stocks large quantities of Nason, Blue-White, Hanna and Signet products ready for immediate delivery. Our instruments are priced very competitively for the right application.

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Commercial and Industrial Flow Meters FM Series

.1 to 250 GPM Sizes Available

Pure Aqua manufactures a wide range of flowmeters for our water treatment projects. Most of our variable area flowmeters (also known as rotameters) have a dual scale of GPM and LPM, and....more->


Stainless Steel Pressure Gauges PG Series

0 to 1500 PSI Sizes Available

Pure Aqua's pressure gauges are the gauges of choice when designing a Pure Aqua water purification project. Durable, accurate, and in a plethora of styles, there will always be a Pure A....more->

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Stainless Steel Needle Valves NV Series

Corrosion resistant, high flow capacity and easy to install either inline or panel mount make Pure Aqua needle valves a must have for controlling flow in your water treatment systems. A....more->


Differential Pressure Switch DP Series

Pure Aqua’s differential pressure switch and gauge have been constructed of high quality durable materials to withstand indoor and outdoor conditions. Pure Aqua’s differenti....more->


Low & High Level Switches LS Series

Pure Aqua’s level switches come in a variety of different configurations to meet any of your liquid level control needs. With high and low level switches you are able to control s....more->


High & Low Pressure Switches PS Series

Pure Aqua’s pressure switches are constructed of high quality brass or 316L stainless steel or duplex 2205 to insure a lifetime of use under even the most demanding conditions. Co....more->


Stainless Steel Solenoid Valves SV Series

Pure Aqua’s solenoid valves are constructed of high quality 304 or 316 stainless steel to insure a lifetime of use under even the most demanding conditions. Corrosion resistant, h....more->


Blue-White Flowmeters

Blue-White Flowmeters accuracy within 5% full scale.

Blue-White Flowmeters are designed to be easy to install and come in a plethora of sizes to suit any project needs you amy have. They are tested to be fully functional with water or air....more->


Hanna Mini Panel Mounted Controllers

Hanna Mini Controllers

Since 1978, millions of professionals worldwide have relied on HANNA's quality, performance, dependability and service for all their laboratory, food and environmental testing needs. HA....more->


Hanna Conductivity/TDS Meters

For three decades Hanna has prided itself in being one of the world's leaders in innovation of analytical instrumentation. Headed by our team in Woonsocket, Rhode Island, HANNA's Resear....more->


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Pure Aqua's Pressure Gauges are constructed of stainless steel asings. Oil filled, the pressure gauges are calibrated to indicate PSI/kg and are designed to measure up to 1500 PSI. With two different mounting styles, users are able to choose from panel mount to side mount.

Pure Aqua PMF Series Flowmeters are of consistent quality with unparalelled endurance. Utilizing our experience in engineering and injection molding. Pure Aqua PMF Series Flowmeters have easy-to-read scales, silk-screened onto the acylic bodies, that are extremely accurate.