United Technologies ,ICP, or International Comfort Products Corporation, is a subsidiary of Carrier and includes brands such as Arcoaire, Comfortmaker, GrandAire and more. Grandaire is made by United Technologies who also makes Tempstar, Carrier, Bryant and a few other brands.The ICP Split Systems we carry here at Budget Air Supply are all 14 SEER and range from 1.5 ton to 5 ton. These HVAC systems are all offered at discount prices, available once you make an account and log in. We offer a Price Match Guarantee so you know you’re getting the best quality at the best price.