Contact Us Net Zero Heating & Air Conditioning, LLC Billerica, MA 01821 E: [email protected] P: 888-306-3893 Get in touch 24/7! Please enable JavaScript in your browser to complete this form.Your Name *Email Address *Phone *street addresstown *I am interested in the following:HeatingAir ConditioningDuctless Mini Split RepairsMake My Home Eco FriendlyService AgreementMessageNameSubmit Whether you have natural gas, oil, propane or electric heat, Net Zero Heating & Air Conditioning can offer a solution. Call us TODAY for a FREE consultation. 888-306-3893 Installed an AC at my home. Was very easy to work with, very clean, did a great job. Would recommend !