HPAC Magazine

Topic
Cooling

Figure 1 Un-insulated, un-ducted, flashed return air plenum under a radiant floor equals bad, bad practice.
Article CoolingForced AirHeatingHydronics

Ghost-Busting Heat Transfer In Return Air Plenums

December 1, 2014 by ROBERT BEAN

Common sense, a bit of heat transfer knowledge and strict adherence to specifications go a long way to improving the air/hydronic dynamic.

Figure 1 Compressor motor failure with suction reed lodged in stator.
Article CoolingHVAC SystemsRefrigeration

In Defence Of Compressors

December 1, 2014 by DAVE DEMMA

Steps to getting at the root cause of compressor failures.

Guides are available for each climate zone in BC.
News CoolingForced AirGeothermalGreen TechnologyHeat PumpsHeatingHPAC GeneralHydronicsPlumbing

Energy efficiency requirements for houses set to change in BC

November 5, 2014

Organization offers illustrated guides

Francis Renee (middle) of Universal Air, won the signed Wayne Gretzky jersey door prize at Noble's 2014 Heating Show, courtesy of Ipex. Renne is flanked by Mike Mercurio (left) of Ipex and Tom Breen of Noble.
News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralHydronicsPlumbingRefrigeration

Warm reception for Noble heating show

October 30, 2014

The 2014 Noble Heating Show attracted more than 800 people on October 2 to the Bellvue Manor in Vaughan, ON. The evening show featured more than 45 exhibits, two furnace giveaways per hour, and more than $10,000 worth of door

News CoolingEngineeringHealth & SafetyHPAC GeneralHVAC SystemsPlumbing

Fourth public review for Legionellosis Standard

October 27, 2014

A fourth version of ASHRAE’s proposed Standard 188P, Legionellosis: Risk Management for Building Water Systems, is open for public comment until November 10, 2014. The standard, which will establish minimum legionellosis risk management requirements for building water systems, is intended

News CoolingGeothermalHeat PumpsHeatingHPAC General

Ontario Geothermal Association 2014 Conference program released

October 15, 2014

The Ontario Geothermal Association (OGA), which is an affiliate association of the Heating, Refrigeration and Air Conditioning Institute of Canada (HRAI), will be holding its conference from November 13-14, 2014 at Taboo Resort in Gravenhurst, ON. Jack DiEnna of Geothermal National & International Initiative (GEO-NII)* opens

News CoolingEngineeringForced AirHeatingHPAC GeneralHVAC Systems

Bulletin lays out minimum requirements to ensure safe installation of gas appliances in Alberta

October 9, 2014

Alberta Municipal Affairs, Safety Services has issued a Safety Tips Bulletin that clearly lays out field approvals, permits and variances for gas fired appliances and equipment within the province. It is directed to the oil and gas industry, gas distribution

More than 800 people attended Noble's 2014 Heating Show in Vaughan, ON on October 2, 2014.
News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralHVAC SystemsHydronicsPlumbingRefrigeration

Warm reception for Noble heating show

October 3, 2014

The 2014 Noble Heating Show attracted more than 800 people on October 2 to the Bellvue Manor in Vaughan, ON. The evening show featured more than 45 exhibits, two furnace giveaways per hour, and more than $10,000 worth of door prizes,

HVAC Coalition chairman Roger Grochmal kicks off the coalition's 20th annual general meeting on September 30, 2014 in Vaughan, ON.
News CoolingForced AirGeothermalGreen TechnologyHeatingHPAC GeneralRefrigerationSolar

HVAC Coalition celebrates 20 years fighting for contractors

October 1, 2014

Overarching goal is a level playing field.

Distribution pipes being installed at the Sleeman Centre in Guelph, ON.
Article CoolingHVAC Systems

District Energy Heats Up Across Canada

October 1, 2014 by PATRICK CALLAN

A lesser-known method of communal heating and cooling, which traces its roots to ancient Rome, is picking up steam throughout Canada. In a district energy network, hot and cold water travels in a closed loop from a generating station through

News CoolingHeatingHPAC GeneralHVAC SystemsRefrigeration

RectorSeal acquires assets from Evolve Composites

September 26, 2014

Houston, TX-based RectorSeal Corp. has acquired the Polyslab, Evo-Crete and other related HVAC brands from Evolve Composites Pty Ltd. (Evolve), based in Queensland, Australia. Terms of the transaction were not disclosed. The acquisition of these assets from Evolve, which manufactures a range of equipment base

News CoolingForced AirHeatingHPAC GeneralHVAC SystemsRefrigeration

Contracting firm expands into Saskatchewan

September 25, 2014

Ambassador Mechanical Corporation, a multi-faceted mechanical contractor that has worked in Manitoba and southern Ontario for over 20 years, has expanded into Saskatchewan. Kevin Price, who was most recently with Uponor, is managing the Regina location at 129 N McDonald

News CoolingHPAC GeneralRefrigeration

Laval, QC company partners with Hussmann

September 23, 2014

Pairing to provide solutions for CO transcritical refrigeration systems

AHR returns to popular Chicago venue in January 2015.
News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralHydronicsRefrigerationSolar

Chicago to be hub of HVAC/R activity in January 2015

September 10, 2014

The 67th International Air-Conditioning, Heating, Refrigeration Exposition (AHR Expo) will take place at McCormick Place Convention Center in Chicago, IL from January 26-28, 2015. More than 2000 companies from 35 countries, covering every segment of the HVAC/R industry, will showcase

News CoolingHeatingHPAC GeneralHuman ResourcesRefrigeration

ORAC, JTAC launch soft website for apprentice program

September 5, 2014

Applications invited to first-year apprenticeship program

News CoolingForced AirHeatingHPAC General

Aeroseal targets opportunities in the home performance market

August 27, 2014

Aeroseal LLC has acquired Comfort Institute, a provider of home performance equipment and training for the HVAC industry. As a business unit of Aeroseal, Comfort Institute will continue to provide its current service offerings while adding additional services. The merger

Incoming HRAI chair Jim Flowers welcomes breakfast speaker Jack Demers, retired NHL coach, to the stage. Demers spoke about how he overcame adversity and shared his insights on how others might do the same.
News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralHVAC SystemsHydronicsRefrigeration

Refrigerant panel tackles tough issues surrounding refrigerant phase outs

August 26, 2014

The Heating Refrigeration and Air Conditioning Institute of Canada (HRAI) held its 46th Annual General Meeting and Conference in Montreal, QC, from August 20-23. A highlight of the event was a panel discussion titled The Future of Refrigerants: Get Ready

News CoolingForced AirHeatingHPAC GeneralHVAC Systems

New Brunswick entrepreneur makes successful bid for Don Park

August 6, 2014

New Brunswick entrepreneur, Normand Caissie has acquired Don Park Residential Manufacturing at 842 York Mills Road in Toronto, ON. Don Park is a producer of heating, ventilation and air conditioning (HVAC) galvanized duct, pipe and fitting products and has been

The ice storm of 2013 definitely illustrated the advantages of older, simpler technology.
Article CoolingHeatingHVAC SystemsHydronics

Complex Times Call For Basic Measures

August 2, 2014 by STEVE GOLDIE

I love how Mother Nature every now and again gives us a good old fashioned smack down, just to remind us who is really boss. The ice storms eastern Canada experienced this past winter are a good example, leaving hundreds

High velocity systems are hidden from view except for the diffusers.
Article CoolingHydronics

Cooling Options For Hydronic Applications

August 2, 2014 by MIKE BUTLER

Cooling in a hydronic heating environment suggests that the heating is already present. In the perfect total system design, heat is delivered from the floor and cooling from the ceiling or high wall. This approach also carries the potential to

Figure 1 Single loop primary with loads
Article CoolingEngineeringHeatingHydronics

HYDRONIC CONTROLS: Less Is More

August 2, 2014 by MIKE MILLER

Get the flow you want, where and when you want it.

Figure 1 Fan coils for condensing boilers. Larger coil with greater HX surface area.
Article CoolingHeatingHydronics

Ramping Up System Performance

August 2, 2014 by MARK NORRIS

How do you determine the efficiency of the heating system that you are recommending to a customer? It is an important question that comes up regularly, but there is no simple answer. The simple answer would be the published boiler

When it comes to air cooled chillers, one size does not fit all for freeze protection methods.
Article CoolingHVAC Systems

Avoid Unfortunate Surprises

August 1, 2014 by ADAM MEDDAUGH

Freeze protection methods for AC chillers and suggestions to minimize impacts on system performance.

Scott Duncan, sales manager, Desco
News CoolingForced AirGeothermalHeatingHPAC GeneralHVAC SystemsHydronicsPlumbingRefrigeration

Scott Duncan to head up sales, marketing at Desco

July 30, 2014

Desco Plumbing and Heating Supply Inc. has announced that Scott Duncan has joined the company as sales manager. A mechanical engineer, Duncan was most recently with Honeywell Canada where he held a variety of management positions. He will be located in the wholesaler’s Etobicoke

Visit the HPAC team at booth #437.
News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralHydronicsPlumbingSolar

CEU Credits available for ASPE members at CIPHEX West, ASPE to hold inaugural Toronto Chapter meeting

July 30, 2014

Produced by the Canadian Institute of Plumbing and Heating (CIPH), Western Canada’s largest plumbing and HVAC/R event will take place on November 5 and 6 in Calgary, AB. The two-day trade show will host more than 200 exhibitors and includes

News CoolingHeatingHPAC GeneralPlumbing

Direct Energy to sell Ontario Home and Small Commercial Services business to EnerCare

July 28, 2014

Direct Energy recently announced that it will sell its Direct Energy-branded home and small commercial services business in Ontario to EnerCare for $550 million (CAD). Direct Energy and EnerCare have jointly served more than one million home services and water

News CoolingEngineeringHeatingHPAC GeneralHVAC SystemsPlumbing

Global Alliance draws attention to Indoor Environmental Quality

July 11, 2014

A new alliance will serve as a global source for information, guidance and knowledge.

The Master Group has opened a fifth branch in the Greater Toronto Area.
News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralRefrigeration

The Master Group expands reach in Greater Toronto Area

July 9, 2014

The Master Group recently opened a fifth Greater Toronto Area location at 445 Admiral Blvd., Unit 10 in Mississauga, ON. The 8000 sq. ft. branch is located close to the junction of highways 407 and 410 and offers HVAC/R specialties and brands such as: Coleman, Guardian,

SPX Cooling Technologies 2014 Road Show to stop in Calgary and Vancouver.
News CoolingHPAC General

Cooling tower road show to make two western stops

July 8, 2014

SPX Cooling Technologies, Inc.’s 2014 Road Show Tour, includes two additional stops in Canada. The Road Show was in Toronto at the end of May and hosted a customer appreciation event at the Steam Whistle Brewery. Customers were then invited to a baseball game

Ontario's Cody Beck took silver in the plumbing competition.
News CoolingHPAC GeneralPlumbingRefrigeration

Canada’s top trades students showcase skills in national competition

June 16, 2014

The 2014 Skills Canada national competition featured more than 500 of the country’s top skilled trades and technology students and apprentices battling it out for top spot in their respective fields, and with that, a chance to represent Canada at