Established in 1987, Collier s Heating & Air Conditioning has been serving the heating and air conditioning industry. The firm is one of the heating and air conditioning contractors as well as a wholesaler of furnace products. Based in Warsaw, Ind., the firm uses Lennox heating and air conditioning home comfort systems and Water Furnace geothermal systems for the residential purpose. It offers duct sealing and cleaning, germicidal light, fresh air ventilation, installation of units, whole house diagnostic and others. The company designs any heating, ventilation and air conditioning (HVAC) systems for commercial purpose. Additionally, it offers various fire-placing needs, such as wood, gas, pellet burning products, wood tools, screens, glass doors and mantels in its fireplace Shoppe.