When temperatures drop, your heating system needs to work reliably, efficiently, and safely. Dalelis Plumbing & HVAC provides professional heating services for homeowners throughout Norwood, delivering dependable comfort during the coldest months of the year.
From routine maintenance to emergency repairs and full system replacements, our licensed technicians service a wide range of heating systems with honest recommendations and quality workmanship you can trust.


Rapid, around the clock repair service to restore heating when your system fails unexpectedly.
Fast, reliable heating repairs to restore warmth and system performance when you need it most.
Routine system maintenance that improves efficiency, prevents breakdowns, and keeps your heating and cooling running smoothly year round.
Energy efficient heat pump systems designed to provide reliable heating and cooling for your home.
Targeted heat pump diagnostics and repairs that restore proper airflow, efficiency, and temperature control.
Professional installation of high efficiency heat pump systems tailored to your home’s size and comfort needs.
Expert installation of modern furnaces built for dependable, consistent heating during the coldest months.
Accurate troubleshooting and repair services that keep your furnace running safely and efficiently.
Full furnace replacement to upgrade your home with a newer, more efficient heating system.
Heating systems often show warning signs before failing completely. Contact Dalelis if you notice:
Improperly serviced heating systems can waste energy, struggle to heat your home, and create safety concerns. Professional service ensures your system operates safely, efficiently, and as designed.
Dalelis brings local experience, technical expertise, and transparent communication to every heating service call, helping homeowners stay warm without unnecessary replacements.
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Fast, efficient, and professional. I went to turn my heat on and realized my boiler wasn’t working. It was a Friday before a long holiday weekend but James had one of his guys there first thing Monday morning and my heat was back up and running in just a few hours! Thank you so much!! Highly recommend
Met with me on short notice and took the time to talk about all options, but brief and to the point.
Helped me make a better decision.
Went above and beyond so the work got done in a timely manor and we're very satisfied with the results.
Thank you, James & Crew.
Excellent service. Responded quickly to confirm my appointment and the work was completed quickly the same day. We will be using this company for our yearly heating maintenance.
I had a great experience working with James and his team to install our new boiler and water heater. He worked to understand our needs, gave us solid advice, and provided a competitive bid with no extras or upsells (and no BS!). His work was very professionally done, and it was obvious that he took great pride in his work and in providing the most useful components. He also took the time to explain the work, how the equipment worked, and made sure the settings were what we we were looking for. All in all a great experience, and we will be working with him again.
Most heating systems should be serviced once a year before the heating season begins.
Many boilers last 15 to 25 years with proper maintenance, depending on usage and system type.
Banging or whistling noises may indicate pressure issues, trapped air, or venting problems. Professional inspection can identify the cause.
Yes, as long as it’s properly maintained and inspected regularly. Safety depends on pressure controls, venting, and overall system condition.