Durfee Plumbing & Heating • South Dennis, MA
Furnace repair on Cape Cod
No heat, cool air from the vents or a furnace that keeps shutting off? Durfee Plumbing & Heating provides gas and oil furnace repair, maintenance and replacement from South Dennis. Call 508-619-3078 for urgent no-heat service and current availability, or book a routine visit online.
Gas smell, smoke or a carbon monoxide alarm?
Leave the building and call 911 from outside. If you smell gas, do not operate switches or appliances or try to shut off the gas. Follow emergency-responder instructions before arranging service.
Massachusetts gas-safety guidanceCarbon monoxide safetyStraight answers. Skilled work.
Find the cause of the heating problem.
A thermostat setting, restricted airflow, ignition fault or equipment problem can produce similar symptoms. Durfee reviews how the furnace is operating, which rooms are affected and any recent repair history before recommending work. We explain the diagnosis and repair price, and discuss replacement when the condition of the equipment warrants it.
Our team is based in South Dennis, MA 02660, serving residential and light commercial properties across Cape Cod, plus Plymouth and Wareham. For a seasonal home or rental, tell us who can provide access and approve the work. Call with the address to confirm availability.
Problems and service needs we can assess
- Furnace will not start, or starts without delivering warm air.
- Heating shuts off repeatedly or runs without reaching the thermostat setting.
- Weak airflow or rooms that stay colder than the rest of the home.
- New operating noises, fault codes or recurring service interruptions.
- Gas or oil furnace maintenance, controls and replacement planning.
Considering a new system? Explore furnace replacement and installation, heating maintenance or boiler service if your home uses hot-water or steam heat.
From booking to an approved repair
- Tell us the problem and property address. Call 508-619-3078 for urgent leaks, backups or no heat. Use Book Now for a routine appointment, or send the contact form for a follow-up. Include your town, callback number and whether someone is at the property.
- Confirm access and the diagnostic visit. Repair estimates require a site visit, which is included in the diagnostic fee. The team confirms appointment availability, the fee and the minimums for a diagnostic-fee credit. For a seasonal home or rental, identify who can provide access and approve the work. A form submission is a request for follow-up, not an emergency dispatch.
- Review your upfront flat-rate price. Your technician diagnoses the problem and presents the proposed work and upfront flat-rate price before you approve it. The diagnostic fee is credited toward approved work when the applicable minimums are met. Parts availability or additional work may affect the completion schedule.
- Check the result and next steps. After approved work, the technician checks operation as appropriate and explains any follow-up care. Warranty coverage and exclusions are reviewed for the work performed.
Local coverage
Furnaces in your town.
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Service questions
Helpful answers.
How do repair estimates, flat-rate pricing and diagnostic fees work?
Repair estimates require a site visit, and the visit is included in the diagnostic fee. After diagnosing the problem, Durfee presents upfront flat-rate pricing for the proposed work before you approve it. The diagnostic fee is credited toward approved work when the applicable minimums are met. The team explains the qualifying minimum and credit when arranging service.
How are heating and cooling system-replacement quotes prepared?
Heating and cooling system-replacement quotes are prepared onsite. Durfee uses the latest heat-loss calculation technology to assess the building's heating requirements and accurately size replacement heating equipment. We also review the existing system, distribution, cooling needs and installation conditions as applicable before recommending equipment and presenting the scope and price.
What can I check before a furnace service visit?
If there is no sign of a hazard, check that the thermostat is set to Heat and the target temperature is above the room temperature. Note whether supply and return vents are obstructed and when the filter was last changed. Follow the equipment manual for homeowner maintenance. Do not remove service panels, bypass safety controls or repeatedly reset a furnace that fails to start.
Do you repair both gas and oil furnaces?
Yes. Durfee provides gas furnace repair and oil furnace service. Tell us the fuel type, equipment brand, model and any visible fault code if known. The repair options and timing depend on the diagnosis, equipment condition and availability of suitable parts.
Does a furnace that blows cool air need replacement?
Not necessarily. Controls, ignition, airflow and other system conditions need to be checked before deciding. A repair may make sense when the fault is isolated and the rest of the equipment is serviceable. Compare replacement when failures recur, a major repair is needed or the furnace no longer suits the home. Ask what each option includes.
Can you help with urgent no-heat calls?
Call 508-619-3078 24/7 and tell us the indoor temperature, whether anyone is staying at the property and whether pipes may be at risk of freezing. We confirm the available response based on the location and schedule. A request does not guarantee same-day completion, especially when replacement parts are needed.
Do you serve Dennis, Yarmouth and Harwich for furnace repair?
Yes. Our South Dennis team serves Dennis, Yarmouth, Harwich, Barnstable, Brewster and the other Cape Cod towns, with service also available in Plymouth and Wareham. Call with the property address to confirm scheduling. The town links on this page provide local heating-service information.
Is a furnace the same as a boiler?
A furnace heats air and distributes it through ducts. A boiler heats water or produces steam for a heating distribution system. Durfee services both. If you are unsure which you have, describe the equipment and whether your rooms use air vents, baseboard or radiators.
Can I book if I am away from the property?
Yes. Contact us with the address, symptoms, access arrangements and the person authorized to approve the work. Tell us if the house has lost heat or may be exposed to freezing conditions so we can discuss the urgency and available response.
Talk to a real local team
Need furnace repair on Cape Cod?
Call, text or send a quick request. Tell us what is happening and where the property is located, and we’ll help you choose the right next step.

