Discover reliable, year-round plumbing for residential and commercial services at Loudon Mechanical. From installations to repairs and more. Learn more today. 

Loudon Mechanical professionals work throughout New Hampshire's four seasons offering plumbing and HVAC services. Our residential and commercial plumbing services such as new installations, repairs, maintenance, and replacement services, are done with expertise and care, and with promptness and reliability. We do installs and provide professional services for both commercial and residential customers at any point throughout the year, from the warmest days of July to the coldest days of February, (and all the days in between!) We stand behind all of our work; so our ventilation, air-conditioning and plumbing and heating services should leave you 100% satisfied or we will make sure we reach that 100%! Our customers are our business, and we never lose sight of that in all that we do. We provide plumbing, HVAC, and mechanical services to contractors, homeowners, diverse companies, and small businesses of all types throughout New Hampshire's Merrimack, Belknap, Hillsborough, Rockingham, and Strafford Counties.