HPAC Magazine


Article EngineeringPlumbing

Putting Good Design Into Practice

May 1, 2014 ROD YEOH

Even though it sounds like a system where the pipes are also holding up the building – which is never a good idea – structured plumbing is actually a term used to describe a domestic hot water system designed to

Compared to Ford's E-Series standard-size cargo vans, the 2015 Transit gets 25 per cent better fuel economy
Article Management

What’s new in cargo vans?

May 1, 2014 by hpac

Options now include office-like features in these high-roof and “old-style” vehicles.

2014 Chevrolet Silverado
Article Management

Game changers

May 1, 2014 BILL ROEBUCK

Fuel economy is the new mantra for new and upcoming full-size pickup trucks.

Stephen Carpenter P.Eng., LEED AP BD+C

Green building guru awarded the Order of Canada

March 1, 2014 PATRICK CALLAN

Stephen Carpenter, founder of Enermodal Engineering in Waterloo, ON – Canada’s largest green buildings consulting firm – has been awarded with the nation’s highest civilian honour: the Order of Canada. A founding father of green building in Canada, Carpenter was recognized

Figure 1 Steps to building a marketing plan
Article CoolingGeothermalGreen TechnologyHeat PumpsHeating

Know Your Target


Marketing geothermal heat pump systems to residential customers

The push is on to harmonize codes and standards on both sides of the border
Article CoolingForced AirGeothermalHeat PumpsHeatingHVAC SystemsHydronicsPlumbingRefrigerationSolar

Setting The Standard

March 1, 2014 PATRICK CALLAN

Plumbing industry leads harmonization charge

Figure 1
Article Cooling

The pressure is on

March 1, 2014 IAN MCTEER

I thought I would be piloting a flying car by now. At least that is what some of the science and technology magazines said when I was a kid (hint: I was a teenager the last time the Leafs won

Grey water from washroom sinks is collected and used to dilute the acid waste from laboratories.
Article Green TechnologyPlumbing

Water reuse: Trends, barriers, and the future

March 1, 2014 ROD YEOH

People are starting to realize that water is a precious resource and we have to treat it as such. In a city such as Vancouver, where I live, it can be easy to think that conserving water is an unneeded

Figure 1 A corroded vent connector pipe after one year of operation.
Article Hydronics



Exposing myths and methods for protecting boilers against flue gas condensation

Figure 1 High-performance radiant heating panels combined with a ground source heat pump (GSHP) can provide more than 30 Btuh per square foot depending on your finished flooring.
Article Hydronics

The path to near net-zero is underfoot

February 2, 2014 Steve Rohrbaugh

Homes use a significant amount of energy to operate. Depending upon the location, about 63 per cent of that energy may be consumed by space heating according to Natural Resources Canada. Given the continual escalation of greenhouse gas emissions, status

A number of factors help the designer and installer create a system that will be the most efficient.
Article HeatingHydronics

Embedded systems: A radiant concept

February 2, 2014 Mike Miller

Snow and ice melt basics.

Figure 1 The pump curve shows how the pump will perform with varying head or flow requirements.
Article Hydronics

Troubleshooting Pump Performance

February 2, 2014 Larry Konopacz

Understanding information provided on pump curves by the manufacturer and taking some simple gauge readings are a great help for analyzing pumped system problems.

Figure 1 Piping Schematic
Article Heat PumpsHydronics

Heat Pump Plus

February 2, 2014 John Siegenthaler

How to combine an air-to-water heat pump with a boiler (Part II).

Figure 1 Lean supply air at 55F @ 50 per cent rh delivered to space to control moisture conditions below dew point of radiant panels. Shown is minimum floor surface temperature of 66F (19C) based on ANSI/ASHRAE 55.
Article CoolingHydronics

Why And How To Do Radiant Cooling

February 2, 2014 Robert Bean

“Have you ever considered that most naysayers of hybrid radiant-based HVAC systems say the problem is that you need two systems, one for comfort and one for ventilation; and yet many ventilation experts agree that independent ventilation systems are preferred – go figure.”

CMPX 2014 opens on March 19 at the Metro Toronto Convention Centre.
Article HVAC Systems

Maximize your visit to CMPX 2014

February 1, 2014 by hpac

Sessions, exhibits, van contest and Tool Take-away – the program is jammed for this mechanicals show.

Valleyview Shell Super Station in northern Alberta a winner in 2013 Cintas' Canada's Best Restroom Contest.
Article Plumbing

Restroom superstars

February 1, 2014 by hpac

Known for its spotless reputation, eco-friendly design, and geothermal heating and cooling technologies, the Valleyview Shell Super Station in northern Alberta has won Cintas’ Canada’s Best Restroom Contest in 2013. The 8350-ft.2 convenience store serves between 2000 to 2500 customers

Article Plumbing

High-performance commercial restroom fixtures

February 1, 2014 Kris Alderson

Next-generation technologies address demands of building management, front-line plumbing staff and end-users.

Article Human ResourcesManagement

Pay Now Or Pay Later

February 1, 2014 by hpac

Pension reform presents a dilemma with serious political and social ramifications.

Figure 1 Views of the world of construction.
Article CoolingEngineeringForced AirHeat PumpsHeatingHVAC SystemsHydronicsPlumbingRefrigerationSolar

Strategy Matters

February 1, 2014 Robert Bean

Our view of construction stands in the way of good buildings.

Article Heating

Ontario, Quebec hit hardest by prolonged propane shortages

February 1, 2014 Patrick Callan

News Feature

Article HydronicsPlumbing

Perplexed by PEX scenario

February 1, 2014 Kerry Turner

I sometimes get asked how I come up with ideas for this column. Editors in all markets approach their editorials in different ways. When it comes to determining subject matter, I generally avoid walking you through the issue’s content. It

Article CoolingRefrigeration

For Better Or For Worse…R-22 RIP

February 1, 2014 DAVE DEMMA

Now, the moment you have all been waiting for…the nuts and bolts of refrigerant conversion. (Part III – the finale).

Article Management

Fleet Tracking: A Boost To Mobile Intelligence

December 1, 2013 RYAN DRISCOLL

Global Positioning System (GPS) fleet tracking is the technology that allows business owners and fleet managers to use location intelligence to improve fleet operations. It is designed to make businesses with mobile assets more effective and efficient, while cutting costs


A Gift Worth Giving

December 1, 2013 KERRY TURNER


Article Management

Harnessing the Power of the Internet

December 1, 2013 BRAD EDWARDS

Three ways to help build your business online

Article Management

Worth A Closer Look

December 1, 2013 PATRICK CALLAN

Are there opportunities for mechanical contractors in home inspection?

Figure 1
Article Solar

Glancing Blow

December 1, 2013 JOHN SIEGENTHALER

Working with the incident angle modifier.

Article Management

Beating Growth Gridlock

December 1, 2013 HANK BULMASH

Understanding what your business can and cannot do.

Figure 1 Single-Wall Serpentine
Article HeatingHydronics

Radiant Loop Layout Patterns

December 1, 2013 MIKE MILLER

A review of radiant loop layout patterns with their differences, as they best represent the heat distribution into spaces with different heat loss characteristics.

Article HydronicsManagement

Building Blocks

December 1, 2013 PATRICK CALLAN

Hydronics supplier joins effort to educate children in developing nations.