Get Connected with Reliable Plumbers in Grantham, NH Today!

Deck Mechanical Plumbing & Heating, LLC has been providing sales, service, and installation for more than 30 years. As a result, we have the equipment and experience needed to meet or even exceed your expectations. We perform HVAC, plumbing, gas, conduct testing and balancing, and control services. Our team serves clients in various states. We carry long-lasting and reliable brands such as York, Mitsubishi, and Fujitsu for air conditioning units, and we can recommend brands with durable options for plumbing. Our team is qualified and insured with licenses in New Hampshire and Vermont, as well as certifications in Ground Source Heat Pump, Commercial Hydronic, Residential Hydronic, NCI Commercial Testing and Balancing, Propane Gas, and Refrigerant Handling.