American Standard air conditioning systems provide not only greatest comfort of soothing temperature in the room but protects the users against indoor humidity, stale air and pollution as well. American Standard manufactures variety of heat and air conditioning systems which shield the users against hottest or coolest temperature of the season and provides 100% dust-free clean environment in the room. Presently engaged in manufacturing variety of other products as well, such as bath products, kitchen products and vehicle control systems, the American Standard was founded in 1872 and was renamed in 2007 as Trane Inc. It is popular all over the world for producing unique air conditioning appliances such as whole-home air filtration system (AccuClean), air cleaner (Perfect Fit), air exchangers (AccuExchange), energy recovery ventilator and the platinum ZV air conditioners, which keep the users healthy, fresh and immune against persecuting temperature of peaked summer or winter by outstandingly maintaining the soothing temperature in the room.