Automotive A/C & HVAC/R tools & equipment. | For 43 years Mastercool has been supplying professional quality air conditioning service tools and equipment. As one of the fastest growing companies in this market, our primary goal is to drive new product innovation and technologies to make the every day work of the HVAC/R technician easier!
MadisonWater (formerly RDT)
MadisonWater was initially established as Reliance Detection Technologies (RDT) with the FloodMaster line of plumbing water leak detection products. Today, MadisonWater provides complete leak protection solutions under our FloodMaster and WASENS brands, from design to implementation for a single leak point to an entire building complex, with automatic shutoff systems available for up to 12” pipes. MadisonWater systems are installed in commercial, institutional, and multi-family residential properties nationwide, preventing damage, disruption, and rising insurance costs. | MadisonWater was established as Reliance Detection Technologies (RDT). Today, MadisonWater provides complete leak protection solutions for institutional, multi-family and commercial facilities under the FloodMaster wired and WASENS wireless brands.
Macurco Gas Detection
Macurco designs, develops and manufactures a full set of fixed and portable gas detection monitors for the protection of workers, responders, and the community. Macurco has 50 years of proven gas detection experience in residential, commercial, and industrial gas detection. Macurco is now proudly part of DwyerOmega, expanding our combined capabilities in sensing, monitoring, and safety solutions worldwide. | Macurco has over 50 years of proven gas detection experience in gas detection. Distributors and users widely recognize Macurco gas detection systems for their high performance and consistent reliability. The TracXP line addresses special hazard applications including harsh industrial environments and hazardous locations with a comprehensive line of fixed and wireless gas detection solutions as well as flame detection to meet your most challenging applications,
MA-LINE Div. of Monti & Associates, Inc.
The MA-Line is a provider of specialty products and tools for the HVAC/R Industry. Since 1985, the company has offered quality products on thousands of items used in the industry. The MA-Line specializes its offering of meters, hand tools, inspection mirrors, tubing, fittings, brushes, terminals, tool bags, flashlights and many other products to suit the needs of the contractor. For the wholesaler, the breadth of the line allows buying numerous items from a single source.
Lync by Watts
Lync’s engineered solutions provide safe, reliable domestic hot water, mitigate risks of waterborne pathogens, and simplify planning and installation to deliver maximum efficiency and ROI.
Karl Dungs, Inc.
DUNGS delivers innovative, high-performance solutions for commercial and industrial applications. Its product line includes safety shutoff valves, pressure switches, regulators, and modular accessories engineered for efficiency and reliability. DUNGS systems are widely recognized for their compact, modular designs, ideal for low-temperature air heating, commercial boilers, and other demanding environments. With decades of engineering expertise, a relentless focus on safety, and a passion for innovation, DUNGS is more than a supplier, we’re your combustion control partner.
Kanomax USA
Kanomax delivers the best measurement solutions with its products and services that adapt precision measurement technology for fluids and particles. We contribute to technological innovation and quality improvements for the processes of quality and environment management. Sustaining human well-being in the areas of environment, health, and energy have always been a primary focus of Kanomax. We develop leading technology with the goal of maintaining health and safety in industries including automotive, aerospace, semiconductor, electronics manufacturing, heavy industry, steel, shipbuilding, pharmaceutical, biotechnology, food processing, medical, construction and civil engineering. | Kanomax delivers the tools to make air measurable, reliable, and safe. From HVAC testing and balancing to cleanroom monitoring and IAQ diagnostics, our instruments put accuracy in your hands. We provide anemometers, balometers, particle counters, and monitoring systems trusted by engineers worldwide. Backed by U.S. calibration services and 85+ years of innovation, Kanomax helps you optimize performance, protect health, and prove compliance with confidence.