Total solutions in steam and condensate, heat transfer, hot water and humidification.

Affiliated Steam & Hot Water is your source for the essential heating equipment needed when cold weather hits.

We offer coils in any size, shape or style you need, at the most competitive pricing around. We can ship custom-built coils in as fast as 5-days!

Steam coils, water coils, refrigeration coils, face and bypass coils—we handle them all.

Our trained specialists field measure for a custom fit, resulting in fewer headaches and less wasted time on the job.

During the current COVID-19 situation, is greater outside air flow a concern?

Affiliated Steam & Hot Water can assist in designing and selecting coils and fresh air make up units to meet additional fresh air requirements.

For more information please contact us at or (800) 424-5392.

Whatever your industry, we have the utility system solutions you need.

Affiliated Steam and Hot Water serves customers in a wide and varied range of industries, including: food processing, pharmaceuticals, concrete, laundry, healthcare, education, manufacturing, hospitality, and many more.

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We're the largest stocking distributor in the U.S. for many of our represented product lines.

Maintaining an extensive inventory in multiple locations enables us to respond swiftly with the best solution for your needs.

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5 Reasons why you purchase Coils from Affiliated Steam & Hot Water!

  1. You Obtain Immediate Pricing and Quotations
  2. You Save Expensive Labor – To – Install Dollars
  3. You Save Money on Our Fast Shipment
  4. You Like Our “Re-Design” Capabilities
  5. You Have a Feeling of Confidence Dealing with Affiliated Steam & Hot Water

Featured Product & Promotions

Control Valves

The Armstrong Python 1500 Series Control Valve, pneumatic & electric actuated, provides precision control for repeatability and safety in your processes.  Increasing fuel costs require the most efficient pressure and temperature control and the Armstrong Python valve offers numerous options and accessories to meet your individual application requirements.

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Throughout the Midwest, industrial, commercial and institutional customers alike turn to us for the most dependable utility system solutions.

More than 50 years of in-depth knowledge and experience enables Affiliated Steam and Hot Water to provide customers with more effective solutions than anyone else in the region.

Featured Video

Emergency Heat Exchanger Replacement

Heat exchanger tube bundle replacement from the original equipment manufacturer can be costly and have an unfortunately long lead time.
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Featured Seminar

November 14-15, 2019

Seminar / Northern Wisconsin


Join us in our “Live Steam Training Facility” in Alsip, Illinois. Our program features a live steam board where you will actually see how steam works! Discussion and live demonstration includes steam energy costs, water hammer, PRV’s, steam coils & water heaters, line sizing, trap testing, humidifiers, and condensate pumps. Bus departs at 8:30 am from Holiday Inn in Appleton, WI at intersection of HWY 41 & College Avenue (south parking lot) and arrives back at approximately 3:45 pm the following day. For more information and to register by phone please contact us at (708) 371-0600.

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