R-22 was a commonly used refrigerant that is being phased out because of its harmful impact on the ozone layer. If your HVAC system uses R-22, don’t panic — you can still use and maintain your system as normal. But, when it’s time for your system to be replaced, you’ll need to upgrade to a more sustainable alternative.

R-22 is an HCFC refrigerant that is often used in air-conditioning equipment. To protect the Earth’s protective ozone layer, the United States is phasing out R-22, along with other chemicals. R-22, you will need to make informed choices when servicing, repairing, or replacing an existing air-conditioning unit or when purchasing a new unit.

《羅梭的萬能工人》 （英語： R.U.R.），是一套1920年的 科幻 舞台劇，由 卡雷尔·恰佩克 以 捷克语 編寫。 「R.U.R.」全寫是「Rossum's Universal Robots」，意即「羅梭的全能機械人」，該句英語短語常用作劇本的副標題 。 [1] 該劇於1921年首次演出，並定下機械人的英文「robot」並對 科幻文學 有着深遠的影響。 [2] 《R.U.R.》出版後迅速成名，並在其出版初期有着具大的影響力。 [3][4][5] 到了1923年，它已被翻譯成30種語言。 [3][6] 該劇開始於一個用有機合成物製造人造人 …

R22 refrigerant, or R22 Freon, is used in a number of AC systems built before 2010. It was discovered that the chemicals that makeup R22 are detrimental to the ozone layer. The Environmental Protection Agency (EPA) launched a 10-year plan in 2010 to phase out ozone-depleting substances.

2024年5月31日 · Since January 1, 2020, R-22 or Freon® has been illegal to import or manufacture in the United States. Find out what you need to do if your heating and cooling system was made before 2010. Freon®, or R-22, an older refrigerant, was commonly used in residential air conditioners over the past several decades.

2019年5月21日 · By now, almost everyone in the HVAC-R industry should be well-aware: The R22 refrigerant phase out in the U.S. has almost reached completion. Yes, indeed, on January 1, 2020, there will be no more production or import of R-22; servicing needs will come only from recovered and reclaimed R-22, along with R-22 stockpiles.

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2024年12月27日 · “Freon” is a trademark name that has been used to refer to several different refrigerants, including chlorofluorocarbons (CFCs) such as CFC-12, and hydrochlorofluorocarbons (HCFCs) such as HCFC-22, which is often referred to as “R-22.” Under the U.S. Clean Air Act and the Montreal Protocol on Substances that Deplete the Ozone Layer, the ...

Schedule regular service of equipment that uses R-22 for optimal performance, maximizing eficiency and lowering the risk of refrigerant loss. Evaluate the cost of continuing maintenance for equipment that uses R-22 versus upgrading to new or converting equipment per manufacturer’s recommendation.

U-22 does not behave like E-22 from the OG game. U-22 has a conjoined eye with 2 mouths. Unlike E-22, U-22 comes from 10 rooms ahead. U-22 also stays stationary in the room for some seconds before going to spawn. He is green