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A sound attenuator, or duct silencer, sound trap, or muffler, is a noise control acoustical treatment of Heating Ventilating and Air-Conditioning (HVAC) ductwork designed to reduce transmission of noise through the ductwork, either from equipment into occupied spaces in a building, or between occupied spaces. [1] [2]
The company also produces and sells products under the Ruud brand name. Rheem is headquartered in Atlanta, Georgia, and is an independent subsidiary of Paloma Industries. [2] [3] Rheem started in 1925 as a packaging supplier to the petroleum industry. The company also manufacturers of water heating and HVAC equipment in the United States.
ICP is a Carrier subsidiary. ICP makes oil and gas furnaces, heat pumps, and central air-conditioning systems for residential and commercial customers. [1] It manufacturers, markets, and sells residential heating and cooling systems under the Arcoaire, Comfortmaker, Day & Night, Heil, KeepRite, Lincoln, and Tempstar brands; its commercial units, with up to 25 tons of cooling capacity, are sold ...
The origins of Kruger Inc. date back to 1904, when Joseph Kruger founded a fine paper business in Montreal. Gene H. Kruger, the founder's son, became president of the company in 1928 at the age of 25 and expanded it into the manufacture of newsprint, paperboard, and tissue products.
Banner, Summit, and White Cloud toilet tissues were merged with the company's best known bathroom tissue, Charmin. White Cloud was sold exclusively in Walmart stores in the U.S. before Kruger Products took over the brand and, with Walmart focusing on other brands, sold it in other stores [27] Big Top, brand of peanut butter before Jif made its ...
During 1941 to 1945, McQuay manufacturing facilities were converted to support the U.S. war effort. McQuay designed and manufactured self-sealing fuel tanks and extended bomb release shackles for the Doolittle Tokyo Raider's B-25s. In the later 1940s and 1950s, McQuay products and sales grew as the demand for commercial air conditioning increased.
Coleman Heating & Air Conditioning is a major manufacturing brand of HVAC equipment, and was formerly an independent HVAC manufacturing company. The company began as a division of the Coleman Company in 1958 and was acquired by Evcon in 1990, which in turn was acquired by Johnson Controls in 1996.
By 1916, the Trane's were no longer in the plumbing business, but instead focused their attention on manufacturing heating products. Reuben's invention of the convector radiator in 1923, which replaced the heavy, bulky, cast-iron radiators that prevailed at the time, was a major success. Trane's first air conditioning unit was developed in 1931.