The AM Series of boilers and water heaters features an advanced, high-efficiency condensing hydronic technology that produces installation, operating, and lifetime cost advantages to systems operating from 399,000-1 million Btuh. 

The moral of the story is to do the complete job, from the start. This means explaining to the homeowner ahead of time what you are going to do and the potential problems that could arise after the installation is complete. 

I turned 64 in January, and if I knew I was going to live this long, I would have taken better care of myself. 

Industry figures are estimates that are derived from the best available figures supplied by a sample of AHRI member companies.

If you’re using a calculator, spreadsheet, or other computational tool, you should use the most accurate numbers possible. It’s just part of being a professional.

The Hot Dawg H₂O is an extension of the gas/propane Hot Dawg line. It has no moving external parts, making it a perfect fit for places like a garage or warehouse, the manufacturer said.

Offering a 5:1 turndown, the MagnaTherm boiler or volume water heater with Advanced VARI-PRIME™ Boiler Pump Control seamlessly matches boiler firing rate to pump flow, reducing boiler pumping costs. 

The numbers support the growing consensus in the industry that things are definitely improving. 

Industry figures are estimates that are derived from the best available figures supplied by a sample of AHRI member companies.  

The year I served as the potted plant, Sheraton was building a hotel out on Lawn Guyland. This is where things got tricky.