NORTHLAND HEATING and AIR CONDITIONING do engineering. Heat loss calculation regarding residential and commercial buildings plus heating and cooling services. We do different kind of Air-conditioners like central A/Cs or ductless A/Cs, furnaces, fireplaces, unit heater, rooftops, convert electric and oil to gas furnaces. We also do humidifiers, air-filters and duct working for commercial and residential buildings. This is a family business and has been around for more than 3 decades doing sales, installation, and services.We carry most of major brands but mostly deal with ICP(International Comfort Product). We also deal with Kenmore, Goodman, York and Carrier more... See more text