Home Heating Systems

Installation, maintenance, and repair services improve the energy efficiency of your home and reduce heating costs. learn more

Air Conditioning

Central AC Systems

Efficient and affordable central air conditioning systems improve indoor air quality and help you beat the heat. learn more


All Your Plumbing Needs

From emergency plumbing services to complete plumbing system renovation and remodeling, we do it all. learn more


We Are Where You Are

Massachusetts and southern New Hampshire residents rely on Main Stream Mechanical. learn more

Emergency Heating Services in Topsfield, MA

Gas Heater Installation, Repair & Maintenance

Is your gas heater or furnace ready for the coming winter months? It always pays to have an annual inspection prior to the cold season. At Main Stream Mechanical, we offer professional heater inspections, maintenance, and repair services. Make sure your system is ready to go when you need it!

Furnace and Boiler Installation and Repair

Viessmann boilers
Burnham boilers
Buderus boilers
American Standard furnaces
Trane furnaces
Goodman furnaces

Tankless Water Heater Repair MA

Is your tankless water heater functioning properly? If you’ve been experiencing sporadic cooler water through your shower or faucets, your water heater might be in need of an inspection. Whether your system is a traditional heater with a tank or an on-demand tankless heater, we provide the service and repairs you need to have reliable warm water all winter.

Emergency Plumbing Repairs

Our emergency plumbing repair services are for homes and businesses around New Hampshire and Massachusetts. We provide emergency replacement for your furnace, boiler, water heater, and other plumbing systems. We also service burst pipes throughout the winter, offering you peace of mind before, during, and after any unforeseen plumbing crisis that might arise.

Winter Plumbing & Heating Services Topsfield, MA

Contact Main Stream Mechanical for all your emergency heating and plumbing needs. We’re proud to offer reliable, professional heating repair services in Topsfield, MA.

Check Out Our Current Specials!