Cambridge Engineering specializes in energy-efficient space heating and makeup air heating equipment utilizing the latest Cambridge direct gas-fired technology. Their core products include heating solutions such as the S-Series, SA-Series, M-Series, ESC-Series, E-Series, and Spec Air Series. They also offer tours to showcase their HVAC technology and lean culture, aiming to help building owners, facility managers, engineers, and contractors address facility challenges and improve company culture. Additionally, Cambridge provides resources like white papers, case studies, CAD drawings, and technical service support to assist industries in warehouse & distribution, manufacturing, industrial, auto & transportation facilities, and specialty markets.