BOILERMATE®Indirect-Fired Water Heaters

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Amtrol invented the indirect-fired water heater over 30 years ago, redefining the best solution for fast, efficient and reliable hot water. True to their heritage, BoilerMate Hot Water Makers® offer great value and dependable performance with options to fit any installation and budget.

High Density Poly Bottle withstands aggressive water.

Molded insulation minimizes heat loss.

Top or Bottom Mount Heat Exchanger.

Mechanical or Digital Temperature Control.

Flexible Warranty plan options.

Made in the USA.


HYDROMAX®Indirect-Fired Water Heaters
Innovative design features and advanced control technology make HydroMax Hot Water Makers® the industry's best indirect-fired water heater. Outstanding hot water performance and the proprietary   Ener-G-NET™ digital control make HydroMax the best water heating solution for any home.

Modern, Appliance-Like Appearance

  • Molded Two-Piece Top Cover
  • DuraBase™ Composite Stand


Ener-G-NET Control for on-demand fuel savings
Triple-Shell Construction provides strength and longevity

  • BiModal High Density Poly Bottle
  • Injection Molded Urethane Insulation
  • Deep Drawn Steel Shell


Modern Features and Convenience

  • Removable Heat Exchanger with Top Connections
  • Includes relief valve, blowdown tube and heat trap
  • Turbulator™ Dip Tube reduces sediment buildup

Flexible Warranty Plan options
Made in the USA

Efficiency at its Best™


PREMIERCommercial Indirect-Fired Water Heaters
When hot water supply is critical, Amtrol Premier Commercial Hot Water Makers® ensure maximum output. Large heat exchangers and abundant storage meet the hot water demands of today's luxury residential and heavy commercial systems.

Abundant domestic hot water supply.

Commercial performance in a clean, attractive package.

Energy-saving insulation loses less than 1/2° F per hour.

Premium 316L Stainless Steel water reservior.

Removable heat exchangers for cleaning and service.

  • Multiple-Pass coils for improved performance.
  • Double-Wall coil option available on all models.
  • Dual Coil option with twin heat exchangers.

Made in the USA.

Efficiency at its Best™