D&J Mechanical, LLC specializes in high-quality heat pump installation and dependable customer service in Central Maine. We provide a professional, personalized experience so you know that your heat pump system is right for you and your home. As an Efficiency Maine Residential Registered Vendor, we will help you maximize your rebates for the right heating and cooling system for your home. If you want heat pump installation, repair or maintenance, we can help you. We look forward to serving you!