HPAC Magazine

Features

Feature Article CoolingHeat PumpsHVAC Systems

Are you overcharging cooling systems?

May 17, 2017 Ian McTeer

Every industry has its heroes, including HVAC/R. People such as Michael Faraday, Willis Carrier, Fredrick McKinley Jones and Thomas Midgley Jr. provided a large measure of inspiration for me as I progressed through the science of refrigeration and air conditioning.

Feature Article HPAC GeneralManagement

Service Vehicle Report: Heavy-duty changes in 2017 offering

May 16, 2017 Jil McIntosh

While consumer vehicles are constantly being tweaked to capture buyers’ interest, commercial vehicles are more about practicality than pizzazz. The most remarkable changes in the commercial vehicle offering for 2017 are in the heavy-duty pickup segment, with an all-new Super

Feature Article Human ResourcesManagementPlumbing

A tale of two plumbing inspections

May 16, 2017 Steve Goldie

Over the years I spent as a plumber I was probably involved in at least two hundred plumbing inspections. I actually used to enjoy the ritual of getting my work prepared for inspection, filling the stacks, pressurizing the water lines,

Feature Article CoolingHVAC SystemsRefrigeration

Insights on refrigerant flammability and safety

May 16, 2017 Spencer Fuller

After the Montreal Protocol began the phase-out of chlorofluorocarbon (CFC) refrigerants in 1987, the HVAC industry began to test alternative refrigerants. Since then, the industry’s primary concern has been “safety first.” This does not mean just environmental safety, but also

Feature Article EngineeringHydronics

Higher efficiency circulators are here to stay

May 16, 2017 John Siegenthaler

Wet-rotor circulators have been used in millions of residential and light commercial hydronic systems over the last four decades. Many hydronic pros consider them “commodity” components. They are available from a long list of suppliers, most of which provide equivalency

Feature Article

Cooling with radiant

May 16, 2017 Rob Waters

Most heating professions are very familiar with the principals of radiant floor heating systems and how they work. These systems have become an accepted part of the HVAC offering of many engineers and contractors, as they have proven to offer

Feature Article EngineeringHVAC SystemsManagement

The secret of turning building data into revenue

May 15, 2017 Matt Gates

Information technology advancements are bringing about a product revolution with smart, connected products that are more available and affordable than ever before. Near ubiquitous wireless connectivity, coupled with improvements in processing power and device miniaturization, have resulted in a wave

Feature Article CoolingGreen TechnologyHVAC SystemsHydronics

A lesson in sustainability

May 12, 2017 Shawn Sinnie

Class is back in session and the teachers have a little more help this year. The renovated Steinbach Regional Secondary School in Steinbach, MB, is assisting the faculty with a great lesson for the students on the environment and the

Feature Article Human ResourcesManagement

Mechanical contractor pays it forward

May 11, 2017 by Kerry Turner

  Mechanical contractor Patrick Waunch, who is president and CEO of Rambow Mechanical in Kelowna, BC, is the recipient of the Canadian Construction Association’s 2016 CCA Trade Contractors Award. The association cited Waunch’s “infectious enthusiasm and dedication to the growth

Feature Article HPAC GeneralHydronicsPlumbing

The case for stainless steel

March 21, 2017 Robert Waters

Despite the higher price tag, stainless steel tanks are often more cost effective when lifecycle costs are compared and should be presented as such. Domestic water heating appliances are the real foot soldiers of the mechanical world. They are constantly