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  2. Section 608 - Wikipedia

    en.wikipedia.org/wiki/Section_608

    EPA regulations require the test to be a "closed book" proctored exam. The only outside materials allowed are a temperature / pressure chart, scratch paper and a calculator. The certification exam contains 4 sections: Core, Type I, Type II, and Type III.

  3. Refrigerant reclamation - Wikipedia

    en.wikipedia.org/wiki/Refrigerant_reclamation

    Reclamation of used refrigerant by an EPA-certified reclaimer is required in order to sell used refrigerant not originating from and intended for use with motor vehicle air conditioners and stationary equipment like air conditioners, refrigerators, central air conditioning systems (HVAC), and other cooling equipment. The EPA implemented a Code ...

  4. Energy Star - Wikipedia

    en.wikipedia.org/wiki/Energy_Star

    Energy Star qualified heat pumps, boilers, air conditioning systems, and furnaces are available. In addition, cooling and heating bills can be significantly lowered with air sealing and duct sealing. Air sealing reduces the outdoor air that penetrates a building, and duct sealing prevents attic or basement air from entering ducts and lessening ...

  5. Facilities engineering - Wikipedia

    en.wikipedia.org/wiki/Facilities_engineering

    Licensure and certification are required by a lot of employers, consisting of a professional engineer license, an EPA certification and boiler operator license, and an EPA certification. EPA also was known as Environmental Protection Agency is in charge of protecting human health and the environment, and the certificate for Facilities engineer ...

  6. Heating, ventilation, and air conditioning - Wikipedia

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

    Heating, ventilation, and air conditioning (HVAC) is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air quality .

  7. HVAC: REPLACEMENT VS. REPAIR - AOL

    www.aol.com/2008/08/15/hvac-replacement-vs-repair

    When and how to invest in your heating, ventilation and air conditioning system. The time to consider upgrades and repairs for your home s heating and cooling systems is before you need the ...