HPAC Magazine

Green Technology

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Mississauga workshop to clarify mandatory OBC performance requirements

February 11, 2015

SkillTech Academy, the training division of The Heating, Refrigeration and Air Conditioning Institute of Canada (HRAI), is offering a workshop titled Complying with Part 12 of the Ontario Building Code (OBC). Scheduled for April 13, 2015 in Mississauga, ON, the

Rethinking hot water systems is key to meeting user expectations and regulatory requirements.
Article EngineeringGreen TechnologyHVAC SystemsPlumbing

Tips for restaurant hot water systems

February 1, 2015 by Amin Delagah

Warming up to a new design perspective-Part I

A heating coil in each air handler unit is supplied by a hot water circuit that is regulated by its own PICV.
Article Green TechnologyHVAC SystemsHydronics

Exploring the agricultural market

February 1, 2015 by Bill Boss

Biofuel heating system raises profits for organic poultry farmer.

Figure 1 150-ton cooling system
Article Green TechnologyHVAC SystemsHydronics

Technology pumps out savings

February 1, 2015 by Mike Miller

Variable speed pumping has brought new levels of energy efficiency to the HVAC industry. While many larger buildings utilize system pumps operating on variable frequency drives (VFDs) with the guidance of pressure differential sensors, pumps that do not require external

Figure 1 Heat loss/heat gain process and factors
Article CoolingEngineeringForced AirGeothermalGreen TechnologyHeat PumpsHeatingHydronics

Heat loss/heat gain considerations

February 1, 2015 by Robert Bean

When I joined ASHRAE in 1990, I did not imagine that 25 years later HVAC equipment would be selected and installed in the absence of a heat loss and gain calculation. It is like bad reruns on late night television;

Most practitioners will find PART 1 and Appendices A and B to be most useful. PART 1 outlines how to effectively account for thermal bridging. Appendices A and B provide a catalogue of common building envelope assemblies and interface details and their associated thermal performance data.
News CoolingEngineeringForced AirGreen TechnologyHeatingHPAC GeneralHVAC Systems

Building envelope thermal bridging guide released

January 14, 2015

Guide explores how building industry can account for impact of thermal bridging.

News Green TechnologyHPAC General

Action plan for Net Zero Energy housing in Canada moves forward

January 8, 2015

CHBA announces members of NZE Housing Council.

News Green TechnologyHPAC GeneralHVAC Systems

Schneider Electric honoured for reducing core energy consumption

December 17, 2014

Schneider Electric, a global energy management specialist, was recognized for its efforts to conserve and manage energy consumption at more than 300 company facilities around the world. The company was honoured December 11, 2014 with a Stewardship Award at the

News EngineeringGreen TechnologyHPAC GeneralPlumbing

Symposium highlights how mechanical industry creates and adapts to emerging technologies

December 11, 2014

Developing a vision for a more efficient future for plumbing and mechanical systems.

John Hazen White, Jr., Taco president and CEO announces the strategic partnership agreement with Askoll at Taco's Innovation and Development Center in Cranston, RI, on November 6, 2014.
News Green TechnologyHPAC GeneralHVAC SystemsHydronics

Taco strikes up strategic partnership with Italian manufacturer

November 13, 2014

Taco, Inc. president and CEO, John Hazen White, Jr., recently announced a strategic partnering agreement with Askoll, a pump manufacturer headquartered in Dueville, Italy, at a ceremony held in Taco’s Innovation and Development Center in Cranston, RI. The two companies

Official opening of George Brown College's Green Building Centre in Toronto, ON, on November 10, 2014. (L to R): Robert Luke, vice president, applied research and innovation, George Brown College; Gary Goodyear, Minister of State for FedDev ON; Bernard Trottier, MP Etobicoke-Lakeshore; Trudy Puls, Roxul; Jamie McIntyre, program coordinator, George Brown College; Laura Jo Gunter, vice president, academic, George Brown College; and Brad Shapiro, George Brown student.
News EngineeringGreen TechnologyHPAC GeneralManagement

George Brown College opens Green Building Centre

November 11, 2014

Toronto’s George Brown College officially opened its new Green Building Centre on November 10. The applied research facility will train students in green energy, advanced construction systems and computer-enabled, efficient buildings. It will also create space for industry partners to

News Green TechnologyHPAC GeneralSolar

North Vancouver commits to sustainable building

November 10, 2014

Zoning bylaw changes expand opportunities for green technologies

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

News Green TechnologyHPAC General

Efficiency NS

October 27, 2014

Efficiency Nova Scotia Corporation (ENSC) has a very simple mission statement: Enable Nova Scotians to use energy better. Created by government in 2009, the organization operates independently from both government and Nova Scotia Power. It is run by a board

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.

Figure 1 Preventive piping: flue gas condensation
Article Green TechnologyHeatingHydronics

Pellets To PEX

October 1, 2014 by JOHN SIEGENTHALER

Combi-systems supplied by modern pellet-fueled boilers.

News Green TechnologyHPAC GeneralHVAC SystemsRefrigeration

Emerson Climate Technologies unveils 2015 environmental initiatives

September 30, 2014

Emerson Climate Technologies recently announced its 2015 environmental stewardship initiatives at a White House meeting of industry and government leaders in Washington, DC. The company will expand its line of products using carbon dioxide, a natural refrigerant. This line will include compressors, flow controls,

News Green TechnologyHPAC General

Cross-border energy efficiency challenge slated for 2015

September 10, 2014

Residential rating considers vents, ductwork, HVAC systems, water heating and controls

News Green TechnologyHPAC General

Samsung Electronics in acquisition mode

September 8, 2014

Enters smart home market; buys Quietside HVAC

Figure 1 Segregated design leads to abbreviated design considerations to meet the  minimum requirements of the building code.
Article EngineeringGreen TechnologyHeatingHydronics

Integrating Elements To Improve Comfort

August 1, 2014 by Robert Bean

Design wholeness can be achieved by proficiency in energy, environmental standards and guidelines.

All future buildings within the boundaries of service area in the Alexandra neighbourhood will connect to the ADEU. At the full build-out ADEU will service 3.9 mil. sq. ft. of residential (3100 units, commercial, office and institutional space) with a 19 megawatt peaking load.
News Green TechnologyHeat PumpsHPAC GeneralHydronics

CGC announces winners of GeoExchange Excellence Awards

July 29, 2014

The Canadian GeoExchange Coalition (CGC) recently handed out its 2014 Excellence Awards to regional geothermal heat pump projects that showcased complexity and quality of installation and design. The 2014 prizes of excellence were awarded to R+O Énergie (Quebec) for the

News Green TechnologyHPAC GeneralPlumbing

Efficiency Nova Scotia partners with First Nations

June 5, 2014

Community members trained to install energy efficient products.

News Green TechnologyHPAC General

Study highlights Nova Scotia’s growing energy efficiency industry

May 26, 2014

Nova Scotia’s investment in energy efficiency is helping to build a local industry that expects to grow at more than five times the rate of the provincial economy over the next five years. The province’s energy efficiency sector already contributes

News Green TechnologyHPAC General

Clock is ticking on registration for green building conference

May 26, 2014

Building Lasting Change 2014 offers the opportunity to learn about current trends and ideas in Canadian green building and sustainability. Slated for June 2-4, in Toronto, ON, this event was previously known as the CaGBC National Conference and Expo. Highlights include an Energy

The 11th International Energy Agency Heat Pump Conference is being held in Montreal on May 12-16, 2014.
News Green TechnologyHeat PumpsHPAC GeneralHVAC Systems

Geothermal forum to follow International Heat Pump Conference

May 7, 2014

Join geothermal enthusiasts from around the world in Montreal, QC and learn about leading edge heat pump technology, design and applications. It is not too late to register for the 11th International Energy Agency (IEA) Heat Pump Conference, which is being held

News Green TechnologyHPAC GeneralHVAC Systems

Canada in lead with its high performing structures

May 1, 2014

The U.S. Green Building Council (USGBC) has released its ranking of the top 10 countries for LEED outside of the United States based on cumulative gross square meters (GSM) of space certified to LEED in each nation as of April 2014. To

In-ceiling mount air curtain at Salle Andr-Mathieu in Laval, QC.
Article CoolingGreen TechnologyHeatingHVAC Systems

Reduce doorway energy losses

May 1, 2014 by Stephen Benes

Air curtains may be a niche for commercial contractors.

Green Turtle has offices in Charlotte, NC and Toronto, ON and employs approximately 100 people.
News EngineeringGreen TechnologyHPAC GeneralPlumbing

Zurn expands portfolio of internal grease and oil interceptors

April 25, 2014

Acquisition allows manufacturer to move into fast-growing, non-residential market segments

News Green TechnologyHPAC GeneralHVAC Systems

Cisco Canada, Schneider Electric begin smart partnership

April 21, 2014

Cisco Canada and Schneider Electric have embarked on a partnership to create new opportunities in the development of smart buildings and smart communities across Canada. The partnership was announced on the first day of spring at the Earth Rangers Centre

News CoolingForced AirGeothermalGreen TechnologyHeat PumpsHeatingHPAC GeneralHVAC SystemsHydronicsPlumbing

SaskEnergy extends and enhances boiler, HVAC incentive programs

April 1, 2014

SaskEnergy has announced that based on industry demand, Saskatchewan Commercial Energy Efficiency programs offered exclusively through participating SaskEnergy Network Members have been enhanced and renewed (previous programs ended in November 2013). The Commercial Boiler Program, which is designed to encourage the