Furnace Repair in Holliston, MA

Gas or Oil Furnace in Holliston? One Call.

Some Holliston homes burn oil, others run gas. We repair both, so furnace repair in Holliston, MA is one call.
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Gas Furnace Repair Holliston, MA

54% Gas, 39% Oil—We Fix Both in Holliston

The best result of a furnace repair is that you stop thinking about your furnace. In Holliston, getting there starts with a question most companies skip: what’s actually in your basement?

About 54% of Holliston’s houses and condos heat with utility gas and about 39% with oil, according to older Census figures. The home two streets over may run on something completely different from yours. Gas furnace repair in Holliston, MA and oil burner work are different jobs, and you shouldn’t have to figure out which one you need before you pick up the phone.

We started in 1992 as an oil company and repair gas, oil, and electric furnaces. One call covers a worn ignitor on a gas unit or soot and a fuel line problem on an oil burner. You also get a company that takes Holliston’s size seriously. The town spreads across about 19 square miles of woods, ponds, and conservation land, and most trips run along Route 16 or Route 126. If you’re dealing with a furnace not heating in Holliston, MA at midnight, a live person answers, and you get a straight read on timing instead of a promise nobody can keep.

Furnace Repair Company Holliston, MA

Oil Roots That Fit Holliston's Gas-and-Oil Mix

We are a family-owned HVAC and plumbing company that started in 1992 as an oil company. Over 30 years and 12,000+ customers later, we still service oil burners, and we repair gas and electric furnaces too. That mix suits a town like Holliston where heating fuel is split between gas and oil.

Holliston sits at the southern tip of Middlesex County, right where it meets Norfolk and Worcester counties. We serve MetroWest communities like it from our office in North Attleborough, so we won’t pretend to be the shop on Central Street. What we can offer is licensed HVAC and plumbing service, a fee policy we publish, and a team that tracks every job and follows up afterward.

If you want residential furnace repair in Holliston, MA from people who explain your options and let you decide, that’s how we work.

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Furnace Troubleshooting Holliston, MA

Know the Fee Before Your Holliston Repair Starts

It starts with a phone call, and a real person picks up at any hour. Tell us what you’re seeing: no heat, a furnace clicking without firing, a strange smell, a loud blower. Say whether you have a gas furnace or an oil burner if you know. If you don’t, the questions you get asked will help sort it out.

When the appointment is set, you pay a $99 dispatch fee that covers a 15-minute diagnostic. If the problem is found within those 15 minutes and you go ahead with the repair, the fee is waived. If diagnosis takes longer, the $99 still applies. You know the rule before anyone shows up.

Our technician arrives in a stocked truck and starts with the simple things: thermostat settings, the filter, power to the unit. On a gas furnace that often leads to the ignitor or flame sensor. On an oil system it means the burner, the fuel line, and any soot. Where it makes sense, we run a combustion analysis and inspect the heat exchanger, then explain your options and what each one costs.

If you need a replacement or new fuel-line work, Holliston’s Building Department at Town Hall, 703 Washington Street, issues gas fitting and sheet metal permits. The contractor has to submit a license and insurance to file. Where a permit is required, a licensed contractor should handle it.

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About Dempsey Energy

Residential Furnace Repair Holliston, MA

Repairs for Every Furnace Type in Holliston Homes

We handle furnace repair for gas, oil, and electric systems, plus oil burner service, boiler repair, furnace installation, and furnace maintenance. Emergency furnace repair in Holliston, MA is available 24/7. Our trucks are stocked so more repairs can wrap up in a single visit.

Holliston’s housing runs from antique colonials near the Thomas Hollis Historic District to mid-century Capes and ranches to newer construction. The median home was built in 1967. Residential furnace repair in Holliston, MA looks different in each one. It might be an older oil burner that needs cleaning and adjusting, a gas furnace with a worn ignitor, or an electric unit that quit. We don’t guess what’s in your basement. We check it.

Whether you’re in Mudville near Lake Winthrop, in Braggville, or out toward the Milford or Sherborn line, the service is the same.

Our Dempsey Comfort Club is a membership program. Members get a free annual tune-up, 10% off parts, 10% off labor, priority servicing, and 24/7 emergency service. A tune-up typically runs $150–$200 nationally, so the free visit counts for something. Book furnace maintenance in Holliston, MA in the fall, before the first hard cold snap, when schedules are easiest.

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How much does furnace repair in Holliston, MA cost, and what is the $99 fee?

Nationally, the average furnace repair runs $318, with most homeowners paying between $133 and $505. We don’t have Holliston-specific price data, and we won’t guess at your bill before a technician sees the furnace. The part that failed, your fuel type, the furnace’s age, and the time of day all move the number.

What we can tell you up front is the $99 dispatch fee. It’s collected when the appointment is set and covers a 15-minute diagnostic. If the problem is found within those 15 minutes and you go ahead with the repair, the fee is waived. If diagnosis takes longer, the $99 still applies.

You may see a lower diagnostic fee advertised by other companies in town. Ask what happens after the diagnostic, how the repair price is quoted, and whether you’ll get more than one option. Those answers tell you more than the first number does.

Yes. We repair gas, oil, and electric furnaces, and we started in 1992 as an oil company. That matters in Holliston, where about 54% of houses and condos use utility gas and about 39% use oil.

To tell which you have, look for an oil tank in the basement or a fill pipe on the outside of the house, which means oil. A gas meter and a gas line running to the furnace means utility gas. If you see neither, describe what you do see when you call and we’ll help you sort it out.

Gas furnace repair in Holliston, MA usually involves ignitors, flame sensors, and gas valves. Oil systems tend to need burner cleaning, fuel line checks, and soot removal. Either way, if you smell gas, leave the house and call 911 or your gas utility before you call anyone else.

Start with the thermostat. Make sure it’s set to heat, the target temperature is above the room temperature, and the fan is on AUTO instead of ON. A fan stuck on ON can blow cold air even when the burner is running.

Next, check the filter and the breaker or switch for the furnace. Holliston was among the towns hit by outages in the August 2023 storms, and winter storms bring outages across Massachusetts, so a furnace not heating in Holliston, MA after the power comes back is a common situation. On an oil burner, press the red reset button once. Don’t keep pressing it.

If it still isn’t heating, call. Furnace troubleshooting should stop at those basics. Gas valves, flame sensors, fuel lines, and anything involving combustion belong to a licensed technician. A dirty flame sensor or a cracked ignitor is a frequent culprit.

Age is the first clue. Gas furnaces typically last 15 to 20 years, and ENERGY STAR suggests thinking about replacement once a unit passes 15 years, especially if repair bills and heating bills keep climbing. A common rule of thumb says to consider replacing when one repair costs more than 50% of a new furnace.

A small repair on a furnace under 15 years old usually makes sense. A unit that breaks down every winter is a different conversation. Holliston’s homes range from antique colonials to newer construction, so there’s no typical furnace age here, and we won’t assume yours.

Our technicians give honest recommendations and multiple options, including keeping what you have if that’s the smart move. If your oil dealer also services your burner and recommended replacement, getting a second opinion is reasonable, and the dispatch fee rule is clear before you book.

We offer 24/7 emergency furnace repair, and a live person answers the phone. If you’ve typed furnace repair near you into your phone at 2 a.m., that’s the call to make. Our Dempsey Comfort Club members also get priority servicing, which helps when a storm sends a lot of calls at once.

After-hours work does cost more across the industry. Emergency labor runs $150 to $215 an hour. A failed ignitor that runs $150–$250 during normal hours can reach $350–$500 after hours. Ask what the after-hours rate will be before you book.

We won’t promise an arrival time. Holliston is spread out, and a road closure or storm can change the drive along Route 16 or Route 126. We will give you a straight answer on timing when you call, and tell you what to check while you wait.

Dempsey Comfort Club is our membership program. Members get a free annual tune-up, 10% off parts, 10% off labor, priority servicing, and 24/7 emergency service. Ask for current pricing when you call.

Whether it pays off depends on your house. Furnace maintenance in Holliston, MA typically costs $150–$200 nationally, so the free tune-up covers part of the cost right away. Homes here heat with gas, oil, or both across a mix of older and newer houses. A yearly checkup catches worn ignitors, dirty burners, and failing sensors before they turn into cold-weather breakdowns.

Priority servicing is the other piece. Holliston is spread out, and winter storms bring outages across the region. When a lot of furnaces act up at once, members get priority scheduling.

Other Services we provide in Holliston