TEC Plumbing & Heating

Main Stream Mechanical provides full spectrum plumbing, heating and air conditioning services. We also install and service whole-house generators and water filtration/purification systems. We are dedicated to providing reliable and cost effective solutions that best fit our customer's needs and expectations. As a National Grid VPI contractor, we specialize in converting oil customers to natural gas. Our techncians are expert, professional and responsive. They are licensed and hold industry certifications. We service and install natural gas, propane gas and oil equipment.  …Read More

Here at Samson Duclair H.V.A.C we provide high-quality, efficient H.V.A.C services to the Southern, NH area and beyond. We pride ourselves on providing top level custom service and we ensure every job we do is done quickly, efficiently and done to last for the long term. Whether you are in need of a furnace replacement, mini split installation, light commercial, or anything in between, we’re confident we will have a solution for you. Please feel free to contact us today to schedule your service.  …Read More

FINANCING AVAILABLE! 20 years experience Why call anyone else? GMR Mechanical is based on the belief that our customer's needs are of the utmost importance. We are committed to meeting those needs. We also believe that what is missing from the big service chains is the willingness to go that extra mile for customers. As a result, a high percentage of our business is from repeat customers and referrals. We service Rockingham, Strafford, Merrimack and Hillsborough Counties of New Hampshire, as well as Essex and most of Middlesex Counties of Massachusetts. We're sure you'll be happy working with us!  …Read More