Ken Duval Oil is a heating oil company which services the Boston, South Shore, and Southeastern regions of Massachusetts. We provide home heating oil delivery, diesel fuel delivery, automatic oil delivery, and emergency oil delivery. In addition, we perform installations, repairs, maintenance, and annual tune-ups for your oil and gas heating equipment, such as furnaces, boilers, and burners. We'll also perform air conditioning installations, repair, maintenance, and annual tune-ups for all of your cooling equipment, like central A/C and ductless mini-split air conditioning systems. Want to order heating oil delivery or schedule a free in-home estimate of your HVAC equipment? Contact us online or call us at 781-878-8005 Ext. 250.