The Sack Company has performed many HVAC installations for industrial, commercial, institutional, military, education and healthcare clients. Finding the right mechanical contractor for your HVAC design and engineering project is critical, we concentrate on providing our clients with maximum return on investment. Our capabilities include HVAC design (including design-build), chilled/hot water piping, steam piping, natural gas piping, hydronic piping, cooling tower, boiler installation and piping, chillers, steam boilers, water pumps, air handlers, HVAC controls, custom built duct work (including pre-fabrication) in any size, shape or angle and computer aided drafting services.