Residential HVAC Mythbusting

Two nagging duct questions answered

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Multifamily Retrofit, Southern Style

Author: Kathy Robinson, Mike Myers and Bert Brown

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September 01, 1995

Multifamily buildings in warm climates often use a lot of electricity for air conditioning, presenting excellent opportunities for energy savings. [continue reading]

Bigger is Not Better: Sizing Air Conditioners Properly

Author: John Proctor, Zinoviy Katsnelson and Brad Wilson

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May 01, 1995

A colleague of ours (we will call him Bill) approached us at a conference seeking advice on selecting an air conditioner for his renovated home. Our recommendations included, "Be sure that the cooling load is calculated and that the air conditioner is sized to that load." [continue reading]

Targeting Residential Conservation Measures

Author: Kim Clark and David Berry

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September 01, 1994

Space cooling is a major contributor to electric utility peak loads in the Southwest. [continue reading]

Ground-Source Heat Pumps Gaining Ground

Author: Ted Rieger

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July 01, 1994

Ground-source heat pumps (GSHPs), also called geothermal heat pumps or ground-coupled heat pumps, are gaining popularity as efficient space-conditioning systems. [continue reading]

Looking for a Few Good Contractors

Author: Jim Clark

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July 01, 1994

When it comes to heating and cooling systems, consumers are concerned with comfort, as well as price, according to an independent study. Contracting Business magazine wanted to determine what consumers want from their heating and cooling systems. [continue reading]

Will Duct Repairs Reduce Cooling Load?

Author: Danny Parker, Jim Cummings and Alan Meier

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September 01, 1993

Summer air conditioning causes the peak demand for electricity in most parts of the United States. If utilities reduce air conditioning demand, then they can avoid building expensive power plants. [continue reading]

Affordable Cooling with Window Air Conditioners

Author: Mark P. Ternes

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July 01, 1993

While families in southern climates use a considerable amount of energy during the cooling season, conservation programs aimed at reducing air conditioning electricity consumption usually only target homes with central air conditioning, reflecting a general belief that homes with window units can't produce significant savings. [continue reading]

East Meets West: Gas-Fired Heat Pumps

Author: Nance Matson

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September 01, 1992

As the 1990s unfold, look for a new kind of energy-efficient heating and cooling appliance-a heat pump powered by an internal combustion engine that runs on natural gas. [continue reading]