D & L Heating & Air

Since 1999, D & L Heating & Air has been the trusted HVAC provider for residential and light commercial clients across Marietta and the greater Atlanta, Georgia area. Our foundation was built on decades of combined experience from industry veterans Mike Durden and Randal Lowe, whose reputations for quality work established our company's commitment to excellence. Recognized as top 1% Lennox dealers through our Circle of Excellence awards, we combine technical expertise with personalized service to address heating, ventilation, and air conditioning needs for properties ranging from 600-square-foot apartments to luxury estates. Our financial stability ensures competitive pricing through timely supplier payments, while our focus on energy-efficient solutions helps clients reduce utility costs by up to 50% compared to outdated systems.

With a proven track record serving both residential homeowners and commercial clients including award-winning Atlanta homebuilders, we maintain a 15+ year history of delivering reliable HVAC installations, maintenance, and repairs. Our technicians arrive equipped with fully stocked vehicles and specialized knowledge to handle system upgrades, SEER rating optimizations, and emergency service requirements. Backed by comprehensive inspections covering air filters, electrical components, and condensate systems, our twice-yearly maintenance programs protect client investments while ensuring year-round comfort. This combination of technical proficiency, operational transparency, and community-focused service has made word-of-mouth referrals our most valuable asset.