For more than 117 years, CNA has built relationships with agents and brokers to meet the insurance needs of businesses of any size.Headquartered in Chicago, we provide insurance solutions to more than 1 million businesses and professionals worldwide.or more than 117 years, CNA has built relationships with agents and brokers to meet the insurance needs of businesses of any size.
Here are the likely causes of AC smelling like gas: Refrigerant gas leak. If the coolant in your air conditioner leaks, youâll get a gas smell. The problem will also affect the efficiency of your cooling and needs to be addressed quickly before further damage occurs. Natural gas leak. Your AC will smell like gas if thereâs a leak anywhere near the compressor or ductwork.
Freon R134 is a gas used to charge A/C units. It does not have a smell or color. ...Actually the proper name is not FREONÂ® which is a DuPont trademark brand of HCFC based refrigerants, like FREONÂ® 22.The actual R-134a DuPont Brand name is SuvaÂ® 134a... and R-134a DOES have an odour, it is a difficult to detect, sweet, ether-like odour.t does not have a smell or color. ...Actually the proper name is not FREONÂ® which is a DuPont trademark brand of HCFC based refrigerants, like FREONÂ® 22.