Raypak’s XVers commercial fire-tube boilers offer installation flexibility, easy commissioning, optimum seasonal efficiency and long-term reliability, the company notes.

AERCO’s Benchmark Platinum condensing boilers with the Edge Controller saves time and money on installation and operating costs, simplifies start-ups and maintenance and strengthens system efficiency and performance, the company notes.

Using an internal combustion natural gas engine, Lochinvar and EC Power’s Micro CHP (< 50 kW/hr) XRGI25 is designed to be an efficient, easy-to-install system intended for light commercial use.

Navien NFB series high-efficiency condensing fire tube boilers are available in two models, NFB-175 (175,000 Btu/h) and NFB-200 (199,900 Btu/h).

The Bosch Greenstar is the world’s best-selling residential condensing boiler system, the company notes.

Triangle Tube’s Instinct stainless-steel fire tube heat exchanger is manufactured and produced to the highest quality standards to ensure reliability, the company says.

When I look at any replacement hydronic boiler project, my tenet is always to assume the existing system is installed improperly. I like to pretend I am a famous detective, such as Sherlock Holmes, and my job is to uncover the hidden mistakes.

This month, while Americans everywhere celebrate Independence Day, the Plumbing & Mechanical team decided to highlight some of the many plumbing products made in the USA.

An architect, insulation installers, door and window salespersons/installers, and a mechanical contractor are in a classroom together, and the instructor asks: “Should you upgrade the building envelope or replace the heating and air conditioning equipment?

The grant supports instructors at HVAC colleges or technical high schools who want to continue their education or purchase needed tools or books for classroom instruction.