Armstrong International brings you high-efficiency hot water generation, distribution, precision temperature control, and proven removal of scale.
As global leaders in hot water system advancements and technology, our experts can help you increase efficiency and sustainability, boost productivity, improve safety, satisfy global water quality standards, and reduce your carbon footprint with industrial hot water system solutions, tailored for your specific industry and facilities.
Armstrong’s holistic system solution approach combines the power of our exhaustive knowledge and experience with our groundbreaking equipment, tools and software. Our performance-matched products are designed to work together or individually, giving us the flexibility to provide a hot water solution that meets the toughest requirements and standards.
Armstrong is your single source solution.
We offer reliable, hardworking products, state-of-the-art technology, expert services, and customized, fully engineered systems that solve your current problems and prevent future issues.
Best-In-Class Efficiency
Direct-fired and condensing gas water heating technologies operate at exceptional efficiencies to maximize hot water output at the lowest gas input, reducing operational expense and carbon emissions.
De-steaming your facility can improve thermal efficiency. Our expert technical support will ensure a smooth transition if switching from steam-based to a gas-fired hot water generation system.
Industry-Leading Sustainability
High-efficiency, on-demand water heating with on-board digital water temperature control and non-fossil fueled fired options satisfies hot water requirements, reduces your carbon footprint, and helps you meet sustainability goals.
Innovative scale inhibition technology optimizes system performance to improve sustainability metrics.
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Higher Productivity
Dependable, efficient, state-of-the-art water heaters, mixing and temperature control, hose stations, variable frequency drive (VFD) pump assemblies and ancillary accessories help to reduce maintenance, energy waste, and downtime—directly supporting smooth operations and overall productivity.
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Superior Safety and Compliance
Building and equipment cleaning and sanitation, worker protection, sterilization, emergency preparedness, and safety protocols are supported by control valves with precision accuracy, hot water hose stations with thermal shutdown, and steam/water hose stations that will not pass live steam.
Industrial Hot Water Product Solutions
Flo-Direct® Gas-Fired Water Heaters
Armstrong Flo-Direct® delivers high volumes of instantaneous hot water at 99.7% (HHV) efficiency and precision temperatures. Remarkably dependable, Flo-Direct® operates on natural gas, propane and biogas, is NSF-5 certified, and complies with global water quality standards.
ABH Gas-Fired Water Heaters
ABH is a complete, high-efficiency condensing hot water system solution that generates hot water for plant process and sanitary requirements. ABH systems are available in a standard base configuration and typically customized to suit the specific application.
ReadiTemp® Water Heaters
ReadiTemp® is an advanced, skid-mounted, instantaneous feed forward hot water system with digital temperature control technology, engineered to meet precise set-point temperatures in industrial applications, including wash down systems, closed-loop vessel jacket heating and cooling, and centralized plant sanitation.
ReadiTemp® Steam/Water Heaters Flyer
Emech® Three-Way Digital Temperature Control Valves
Armstrong’s Emech® 3-Way Digital Temperature Control Valve features digital hardware that’s quick, simple and smart for unparalleled performance in industrial process applications.
SMD Series Three-Way Control Valves
Armstrong SMD is a high performance, PID controlled, three-way globe-type linear control valve notable for its robust construction and an extensive array of options which can be deployed in a multitude of process applications.
The SMD model regulates both hot and cold water flow and temperature through the utilization of a dependable modular design electric actuator.
Hose Stations
Armstrong Hose Stations are designed for safe, reliable, point-of-use plant washdown and sanitation applications. We offer steam and water mixing, hot and cold water mixing, and single temperature wall-mounted hose stations, available with hose, rack, cabinet and spray nozzle.
Variable Frequency Drive (VFD) Pump Assemblies
Armstrong VFD Pump packages are used in tandem with Armstrong Flo-Direct® or ReadiTemp® water heaters to maintain flow and pressure levels at variable usage draw-off points within a hot water distribution system.
Standard and custom-designed assemblies are engineered specifically to the needs of each installation site to provide an efficient, complete hot water solution with low energy consumption.
Armstrong Industrial High-Temperature Heat Pumps
Built for your specific project and application, Armstrong water-source industrial high-temperature heat pumps redeploy the waste heat from existing plant process applications and geothermal to generate steam and hot water, and heat and cool products and spaces—without burning fossil fuel onsite.
Armstrong Nanobubble Generator
Whether it’s on a heat exchanger or strategically placed within the hot water piping infrastructure to address the entire system, this patented technology is proven to remove and inhibit scale in industrial hot water systems, driving operational efficiencies and leading to a smaller carbon footprint.
Armstrong Nanobubble Generator Brochure



