Thermal Utility Engineering

Thermal Utility Engineering

Custom engineering and turnkey services to address your industry's most difficult challenges.

Armstrong offers rugged, dependable, hardworking products, groundbreaking tools and complete systems, tailored for every area of your thermal utility. We can provide site-specific solutions for: steam generation, distribution and utilization; condensate return; flash steam and heat recovery; hot water generation, distribution and temperature control; water utilization; water and wastewater treatment; electricity utilization; and more.

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Custom-engineered Products and Manufacturing

Often the first to market, Armstrong has been granted more than 70 patents on exceptional products, technology and software. Our products are engineered to work together as they deliver outstanding performance, longevity and value for your company, whatever industry you are in.


Our manufacturing strength and flexibility enable us to design and build exceptional, long-lasting equipment to meet your exact needs.

Armstrong offers machining, assembly, hydro and pneumatic testing, positive material identification, functional testing and fabrication and more, and many of our facilities have received ISO 9001:2015 certification. Our products are available in a wide variety of metals and alloys, including steel, stainless steel, copper and aluminum.

The ASME “U” stamp and PED 97 / CE are available on our heavy-duty Series 6000, unit heaters, door heaters, insect heat treatment and tank heaters. All Armstrong products sold in Canada have a Canadian Registration Number where the application requires it.

I Want to Take the First Step Toward Optimizing My Utility Operations

Case Studies

Design and Installation of Custom Steam Traps Results in Increased Production and a Payback of Less Than Two

Rayon Rupel, Phosphoric Acid Unit, Belgium

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Hot Water System Designed and Specified to Provide a Comprehensive Tank Cleaning Solution for International Food, Beverage and Dairy Company

International Foods Products, Kansas, U.S.

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Steam, Condensate, Heat Transfer and Wireless Monitoring Solutions Included in Comprehensive Engineered System, designed to meet EPA Requirements for Reduced Emissions

Luminant, Texas, U.S.

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Recommendations from Armstrong University

Armstrong University Engineering Package

This package includes 40 courses found in Armstrong University colleges of: steam principles, steam generation, steam distribution, steam users, condensate return, flow measurement, humidification, hot water and water treatment.

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Designing Condensate Return Lines

This course discusses: different types of condensate return, including dry closed systems and pumped systems; pipe sizing factors; how to calculate line size and use available tables; how to calculate back pressures; and best piping practices for condensate lines.

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