ProOne®
View More Propur® Products
Alexapure®
View More Alexapure Products
Seychelle®
View More Seychelle® Products
Culligan Do It Yourself
View More Culligan Do It Yourself Water Filter Products
Milwaukee Instruments
View more Milwaukee Instruments
GroLine-Hanna Instruments®
View more GroLine Products
HM Digital Premier Water Testing Instruments
View more HM Digital Products
On Sale
Water Dispensers from ZeroWater®
ZEROWATER Ion Exchange water filtration systems remove virtually all dissolved solids from tap water. Personal to family size water dispensers delivering pure - tasting water for indoor and outdoor uses to meet your hydration needs.
Water Systems from ProOne®
ProOne® innovator Steve Steinway has a vision to transform water filtration products utilizing the newest available technology. We strive to continually expand our filtering methods in order to bring the purest water to our customers. We are here to fight the fight against poor drinking standards and to create healthier water for those in need.
Alexapure®
The Alexapure® family of air and water filtration systems is your solution for clean air and water – every day.
PROTECT YOUR THIRST
Aquamira was built to support a community of driven people and talented athletes that empower others to pursue their thirst for adventure, sport, or patriotic duty. Aquamira lives to Protect Your Thirst, whatever that may be.
SANTEVIA Alkaline Water Filters
The Gravity Water System is crafted for performance, giving you and your family the best level of filtration paired with an incredible taste. By using an award-winning multi-stage filtration process, Santevia’s Gravity Water System creates clean, mineralized alkaline water for a thirsty household. Ideal for families who want a long-term, sustainable water system for healthy living.
Milwaukee Instruments
Milwaukee Instruments are affordable, easy-to-use meters, testers, monitors and controllers for measuring pH, EC, TDS, ORP, LUX, DO and all types of photometers and mini-titrators. Milwaukee Instruments offers equipment built to the highest international standards.
Meet the meter that does it all
Monitor Your Plant's Health and Nutrient Levels with Precision using GroLine pH/EC/TDS Meter!
Leaders in the Industry of Water Testing
Established in 1987 HM Digital, Inc. continues to be a worldwide leader in EC, TDS, pH and ORP water testing instruments offering handheld meters, in-line monitors, controllers and accessories serving the needs of a wide variety of markets. (These include reverse osmosis (RO) water filters, water purification systems, hydroponics, aquariums, pool and spa, window cleaning, cooling towers and many other applications). By offering superior products at an affordable price.
Our Marketplaces-Know What Others Say About Us!
