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  2. Should I get a home warranty? - AOL

    www.aol.com/finance/home-warranty-200001953.html

    A home warranty is a service contract that pays the cost of repair or replacement of covered items, such as major kitchen appliances, as well as electrical, plumbing, heating and air conditioning ...

  3. Air conditioning - Wikipedia

    en.wikipedia.org/wiki/Air_conditioning

    Air conditioning, often abbreviated as A/C (US) or air con (UK), [1] is the process of removing heat from an enclosed space to achieve a more comfortable interior ...

  4. Heating, ventilation, and air conditioning - Wikipedia

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

    An air conditioning system, or a standalone air conditioner, provides cooling and/or humidity control for all or part of a building. Air conditioned buildings often have sealed windows, because open windows would work against the system intended to maintain constant indoor air conditions.

  5. Extended warranty - Wikipedia

    en.wikipedia.org/wiki/Extended_warranty

    The extended warranty may be offered by the warranty administrator, the retailer or the manufacturer. Extended warranties cost extra and for a percentage of the item's retail price. Some extended warranties that are purchased for multiple years state in writing that during the first year, the consumer must still deal with the manufacturer in ...

  6. 'Staff are burning up': Polk teachers union files grievance ...

    www.aol.com/finance/staff-burning-polk-teachers...

    Polk Education Association files grievance with school district over faulty air conditioning and sweltering classrooms. 'Staff are burning up': Polk teachers union files grievance over faulty air ...

  7. Glossary of HVAC terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_HVAC_terms

    A two-stage air conditioner is designed to operate on high and low settings during different weather conditions and seasons. The high setting is used during extreme weather, and the low setting is used during moderate weather. This type of air conditioner produces a balanced temperature and is in use for a longer period of time.

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Refrigerant - Wikipedia

    en.wikipedia.org/wiki/Refrigerant

    Currently used in residential and commercial air-conditioners and heat pumps. R-134a HFC-134a CH 2 FCF 3: 1,1,1,2-Tetrafluoroethane: 3790 1550 Widely used Most used in 2020 for hydronic heat pumps in Europe and the United States in spite of high GWP. [58] Commonly used in automotive air conditioners prior to phase out which began in 2012. R-410A