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  2. Best HVAC Systems 2024: Energy Efficiency and Cost Savings - AOL

    www.aol.com/news/best-hvac-systems-2024-energy...

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  3. Lennox Merit Series air conditioner - Wikipedia

    en.wikipedia.org/wiki/Lennox_Merit_Series_air...

    Lennox has three different series of air conditioners, Elite, Dave Lennox Signature Collection and Merit series. [1] The Merit series is the lowest cost Lennox air conditioner, and there are 4 models of Single-stage with a 13, 14, 15 or 16 Seasonal energy efficiency ratio (SEER) rating. [2]

  4. House Energy Rating - Wikipedia

    en.wikipedia.org/wiki/House_energy_rating

    In Ireland, the building energy ratings are in existence since 2007. In this country Building Energy Rating (BER) is used as EPC. The scheme was mandatory for new dwelling and in 2008, its use was extended to non-residential and public buildings, in 2009 the HERS cover the all types of buildings. BER is a calculation based HERS.

  5. United States building energy codes - Wikipedia

    en.wikipedia.org/wiki/United_States_building...

    Depiction of New York World Building fire in New York City in 1882. Building codes in the United States are a collection of regulations and laws adopted by state and local jurisdictions that set “minimum requirements for how structural systems, plumbing, heating, ventilation, and air conditioning (), natural gas systems and other aspects of residential and commercial buildings should be ...

  6. Heating, ventilation, and air conditioning - Wikipedia

    en.wikipedia.org/wiki/Heating,_ventilation,_and...

    Central, "all-air" air-conditioning systems (or package systems) with a combined outdoor condenser/evaporator unit are often installed in North American residences, offices, and public buildings, but are difficult to retrofit (install in a building that was not designed to receive it) because of the bulky air ducts required. [32] (Minisplit ...

  7. Energy Star - Wikipedia

    en.wikipedia.org/wiki/Energy_Star

    The ratings are used by building and energy managers to evaluate the energy performance of existing buildings and industrial plants. The rating systems are also used by EPA to determine if a building or plant can qualify to earn Energy Star recognition. [40] In 2020 Energy Star released an updated guide for verifying Energy Star certifications ...

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