Welcome to the Northern Temp FAQ page, where we’ve gathered clear, straightforward answers to the questions we hear most from Maine homeowners. Whether you’re looking for information about our heating, cooling, plumbing, or geothermal services, scheduling and estimates, maintenance plans, or emergency support, this page is designed to help you quickly find what you need. We believe in transparency, professionalism, and keeping our customers informed, and we hope this resource makes your experience with Northern Temp even smoother. If you don’t see your question here, we’re always just a call or message away.
Below is a List of frequently asked questions:
Northern Temp delivers full‑service heating, cooling, plumbing, and geothermal work for homes and small businesses across Maine. We install and service heat pumps, furnaces, boilers, AC systems, and water heaters, and provide complete plumbing repairs and installations. From routine maintenance to emergency calls and full system upgrades, we offer reliable, detail‑driven service backed by Maine‑rooted professionalism.
Yes. While geothermal is no longer our primary focus, we continue to service and install geothermal systems for customers who want high‑efficiency, renewable heating and cooling.
In most cases, yes. We can evaluate your system and provide maintenance or repair options.
Northern Temp provides full‑service plumbing, including fixture replacements, leak repairs, and complete home plumbing installations. We also install and service both traditional and tankless water heaters, and we can assess well pump issues and recommend solutions for water quality or filtration needs
Yes. Northern Temp offers annual maintenance plans that include priority scheduling, routine system checks, and discounts on parts and labor. You can enroll by contacting our office or submitting a request through our website, and we’ll set up your plan and schedule your first visit
You can request service or a quote through our website or by calling our office. We offer free estimates for new installations and replacement systems, while repair diagnostics include a standard service fee. Scheduling availability changes with the season, but we always do our best to accommodate urgent needs quickly.
Northern Temp serves Charleston and the surrounding central and eastern Maine communities, offering full‑service heating, cooling, plumbing, and geothermal solutions for homes and small businesses. We are fully licensed and fully insured for all HVAC and plumbing work in the state of Maine.
Maine residents have access to a wide range of rebate programs designed to make energy-efficient upgrades more affordable. We encourage you to explore the links below for detailed information on local, state, and federal rebate opportunities that can help reduce your installation costs while improving your home's comfort and efficiency


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