Articles
What’s new in air handlers
February 1, 2016 Ian McTeerThe AHU has undergone many changes since gravity warm air furnaces were the norm.
Is the water moving too fast?
February 1, 2016 John SiegenthalerNew perspectives on a long-standing question.
Getting it right
February 1, 2016 Steve GoldieSizing a pump is a relatively easy exercise.
Keeping up the dialogue
February 1, 2016 Luc BoilyIndustry stakeholders take advantage of an opportunity to hear from industry experts.
Mixing hydronic heating water with potable water
February 1, 2016 Lance MacNevinDesigners and installers must be aware of potential issues when considering heat sources.
The logic of moisture management
February 1, 2016 Robert BeanCondensation is not the dark side of chilled water and radiant cooling systems.
Excellent showing for mechanical industry at construction awards
February 1, 2016 by hpacAlpha Mechanical Contracting Ltd. and Dual Mechanical were honoured for their work on the Vancouver Aquarium and at Seabreeze Farm, respectively, in the Vancouver Regional Construction Association’s 27th annual Awards of Excellence last fall. Eleven winners were selected from 128…
Replacing boilers in existing buildings
February 1, 2016 Mike MillerBoiler replacement is sometimes viewed as an easy task, but it can be challenging if it is done right.
Chasing leaks
February 1, 2016 Tracy Ryan JastrowThermography and its role in solving plumbing-related moisture problems.
Yellowknife takes steps to reduce its environmental footprint
February 1, 2016 Beth McKayThe city’s Multiplex has undergone a technological upgrade to save energy.
What is in your toolbox?
December 1, 2015 Dave DemmaWhen I worked as a technician I wanted to have every possible tool I would ever need to complete any job I was faced with in my possession (meaning in my service van), including the 2 a.m. emergency calls. While…
Where’s The Heat?
December 1, 2015 IAN MCTEERLower cost thermal imaging cameras and their role in the HVAC industry.
How to resolve water line noise
December 1, 2015 STEVE GOLDIEA look at the causes, the potential risks and the ultimate cure for things that go bump in the night.
Water conservation in commercial apps
December 1, 2015 AMIN DELAGAHThe hot-water-conserving equipment and fixtures in a commercial kitchen are pivotal to an optimized hot water system.
The Essential Ingredients
December 1, 2015 ROBERT BEANI am smiling as I write this article because I think we might actually be making progress in the world of kitchen exhaust and make-up air systems. Let me explain. While en route to a recent project meeting I was…
Understanding, measuring and interpreting results
December 1, 2015 FRANK HEALYFrom minor control trips to compressor and transformer failures, harmonics can impact every type of HVAC equipment.
Historic home gets federally-funded HVAC reno
December 1, 2015 BETH MCKAYRetrofitting the first prime minister’s 19th century home has its challenges.
Getting the silent treatment
December 1, 2015 MIKE MILLERIdentifying and fixing the primary culprits behind a noisy hydronic system.
Making the most of a small space
December 1, 2015 BETH MCKAYManufacturers step up with products that work in pint-sized loos.
Déjà vu, all over again
October 1, 2015 Ian McTeerHVAC contractors in Canada know very well that the bulk of their time is spent preparing for, or dealing with winter. One of the most important requirements for any heating system is maintenance. Every device, and the distribution system it…
Tubing depth matters!
October 1, 2015 John SiegenthalerIt is time to find better ways of ensuring that tubing and reinforcing mesh end up near the mid-height of the slab.
In a field of its own
October 1, 2015 Robert BeanStandard practice for evaluating residential indoor air quality concerns.
What Is going on in the world of Supermarket Refrigeration?
October 1, 2015 Dave DemmaIt comes as no surprise to anyone that supermarkets are under pressure to embrace green. As applied to the refrigeration portion of a supermarket this translates into: reduce carbon footprint, lower Global Warming Potential (GWP), reduce refrigerant charge, reduce electrical…
Cross Connection Control Bad And Ugly photo contest wrap up
October 1, 2015 by hpacIn the world of potable water protection and backflow prevention, a certified specialist tester or inspector will find cross connections that are controlled, and in too many cases, a bad cross connection with no control. In a bid to address…
Understanding and measuring energy transfer
October 1, 2015 Gilles LegaultIt is crucial to calculate the load when designing a heating system.
Quality, clean and timeless
October 1, 2015 Beth McKayInnovation is the hallmark of today’s bathrooms.
Myths & misconceptions
October 1, 2015 Tim KeaneUnderstanding the true nature of outbreaks associated with building potable water systems.
Plumber shares his good fortune
October 1, 2015 by hpacHospital redevelopment gets $25-million shot in the arm from HVAC entrepreneur.
How to manage payment data
October 1, 2015 Jacob StollerA look at the widening scope of online payment services provided by financial institutions.
Your new drug plan
August 1, 2015 Joe TerrettMedicinal weed is moving into the mainstream and employers must have a strategy in place to manage the inevitable issues.