Pool Heaters

Raytherm Commercial Pool Heaters

Buy Raytherm Commercial Pool Heaters in Michigan - RaythermOnly Raypak offers a pool heater that is not only the most efficient (up to 82% thermal efficiency) but also includes engineering and manufacturing innovations not found in other makes. As a result, Raypak's commercial pool heater is unmatched for heating efficiency, operating economy, low-cost installation and all-around dependability. And they are fired up and fully tested at the factory to assure their on-site performance.

Key Features

Rugged, efficient heaters for large pools

  • Clubs. Universities. Municipalities. Watersport Centers. Large residential pools.
  • 23 model sizes — 511,500 to 4,000,000 BTUH inputs.
  • Indoor and outdoor styles.
  • 82% thermal efficiency.
  • Natural or propane gas.
  • Fuel-saving electronic ignition.
  • Precision water temperature control to ± 1°F.
  • Low operating cost. Low maintenance cost. Easy service.


Brochure, Installation & Operating Instructions , Spec Sheets

Raypak Professional Series

The Raypak Professional series pool heaters is designed specifically for commercial properties such as apartments, condos, hotels, motels, schools, parks, community and high-end private pools.  The Raypak Professional heater comes standard as an ASME stamped unit.

Brochure, Installation & Operating Instructions , Spec Sheets

Hi Delta™ Sealed Combustion Pool Heaters

85% Standard Pool Heaters
98% condensing system available
18 models from 120,000 to 2,340,000 BTUH

The patented burner “security blanket,” an ingenious enhancement that provides a perfected air-gas pathway for complete combustion, makes the Hi Delta the most adaptable sealed-combustion pool heater on the market today.


80,000 to 8,000,000 BTU
Hamilton Engineering’s full line of condensing combustion products (EVO Boilers with Innovative Condensing Technology) are the mainstream in energy and emissions saving technology today.

Custom System Solutions

A Hamilton Engineering Custom System Solutions are built and sized to meet the space constraints and your floor plan. Factory designed, engineered, and pre-fabricated for your specific individual project. Why take days on site when this takes just minutes to set up to start making system field connections?

EVO Boilers & Water Heaters with Innovative Condensing Technology

The EVO family of products was designed from the ground up, using technology and components that have been proven in millions of products since 1992, assuring you proven, simple, efficient technology that is identical throughout our entire product line. If you can understand, set up and service our HW 79 product, you can do the same with our HW 1999. Our EVO products are virtually identical, with the exceptions of internal operating software and a few safeties, as required by code.