We Leave Our Customers Smiling
Ready for 5-Star Level Service?
Most Wenham homes sit on an acre or more, set back from roads that wind past stone walls and woods. That’s a big part of the charm, and it changes the first question about oil to gas conversion in Wenham.
Before you ask whether gas will save you money, you need to know whether it reaches your road and how far the main is from your basement. Once you have that answer, the rest gets simpler.
You get a written scope covering the service line, the piping inside, venting, permits and the tank, so you’re not hearing about a new cost halfway through. A typical oil to gas heating conversion in Wenham runs $5,000 to $15,000, and the distance from the main is one of the biggest things that moves the number.
The median Wenham home was built around 1960, so plenty of boilers, furnaces and tanks are at or past the age where replacement is coming anyway. Oil heating replacement in Wenham at that point is a different decision than converting a system that still runs fine. If yours is fairly new, we’ll tell you so, and you can keep it.
What you end up with is a basement without a tank in it and a system you won’t think about for years, whether you plan to stay put or sell someday.
Dempsey Energy began as a family oil delivery company and grew into heating, cooling and plumbing for homeowners. That history helps when you’re leaving oil behind, because we understand the system in your basement and why people finally decide they’re done with it.
About 12,000 homeowners have called on us. We track service calls and follow up afterward, because hearing back from a contractor matters as much as having one show up. We come to Wenham homeowners, from the Route 1A village center out to the western side of town along Route 97, and the work is the same: homes, not storefronts.
When we handle an oil furnace conversion to gas in Wenham, a licensed gas fitter pulls the permits through the town’s process and signs what the state requires. Don’t take our word for it. Massachusetts lets you verify a gas fitter’s license with the state board before you hire.
An oil to gas conversion in Wenham starts with your address, not a sales pitch. The gas utility’s availability form shows whether a main runs near you and how close it is. We expect that to be National Grid for Wenham, and we confirm it first.
If the main is out front, the utility quotes a service line. If it isn’t, you’re looking at an extension, which takes longer and is better to know about now.
For an oil boiler conversion to gas in Wenham, we walk the house next. We look at your boiler or furnace, the tank, where gas piping would run, how the new unit would vent and whether you need a chimney liner. Older boiler piping can mean asbestos, and we coordinate that too. Then you get the scope in writing.
After that comes paperwork. A licensed gas fitter pulls the gas, plumbing and mechanical permits through Wenham’s online permit center, and the town’s inspector signs off before the utility sets your meter. The utility typically finishes the service line within 2 to 4 weeks after approval, though some jobs run longer.
The install itself usually takes 1 to 2 days once gas service is in. Old equipment comes out, the new unit goes in, and venting, piping and safety testing get done. The tank is removed as part of the job. A heating system conversion in Wenham goes smoothest when you plan it for spring or summer.
Ready to get started?
Gas heating installation in Wenham with us covers the whole job: the assessment, utility coordination, permits, removal of your old oil equipment, the new high-efficiency furnace or boiler (up to 95%+ AFUE), gas piping, venting, safety testing and oil tank removal. Whether you live in a Colonial near the Wenham Museum or a ranch off one of the back roads, we match the new unit to your house and to the radiators or ducts you already have.
If a heat pump is on your mind, we install those too, and we’ll lay out both options straight. Mass Save no longer rebates gas equipment, but it does offer heat pump rebates up to $13,500 and 7-year 0% financing through National Grid. That makes the comparison worth doing with real numbers. Financing is available on our side as well.
Once the system is in, the Dempsey Comfort Club keeps it on a maintenance schedule and gives you priority scheduling for routine and emergency calls.
If you’ve been searching oil to gas conversion near you and keep landing on the same generic pages, ask every contractor the same four things: what the quote includes, who pulls the permit, what happens to the tank and who you call afterward.
Check the address before anything else, because whether oil to gas conversion in Wenham makes sense for you depends on it. The gas utility’s Natural Gas Availability Form tells you whether a main runs near your home and how close it is. We’re happy to go through it with you.
Gas service exists in Wenham, but on rural roads you shouldn’t assume a main runs the full length of yours. If there’s one in front of your house, the utility quotes a service line from it to your foundation. On an acre-plus lot with a long setback—common in Wenham—that line is the number to watch.
If there’s no main, the utility can quote an extension. Extensions can take months and sometimes longer than a year, and neighbors signing up together can change the picture. We’ll tell you plainly which situation you’re in before you commit to the rest.
A typical oil to gas conversion in Wenham runs $5,000 to $15,000. Where you land depends on the distance from the main to your house, how much piping runs inside, whether you need a chimney liner, whether the tank is above or below ground and whether old boiler piping has asbestos. With large Wenham lots and homes set back from the road, service-line distance is the one to ask about first.
Mass Save stopped rebating gas, oil and propane heating equipment on October 1, 2024, so the math here has no rebate in it. Contractors commonly estimate savings of $800 to $1,000 a year. That can mean a payback of about five years on a smaller job and longer on a bigger one.
If your oil system is new and efficient, converting may not pay off, and we’ll tell you that.
Removing the tank is part of the job, not an add-on. Industry cost guides put above-ground tank removal at roughly $500 to $1,500 and underground removal at roughly $1,000 to $3,000. Those figures are already part of the overall $5,000 to $15,000 range for an oil furnace conversion to gas in Wenham.
Wenham’s median home was built around 1960, so the tank may be older than you’d guess. If you don’t know whether yours is buried, we look during the first visit. An underground tank can require an environmental assessment, which is why it’s worth finding out early rather than mid-project.
Tank removal and venting follow state and local requirements. When it’s done, you get the basement space back.
Yes. Any oil to gas conversion in Wenham needs permits. The Wenham Building Department enforces the state fuel gas code (248 CMR) and runs an online permit center where gas, plumbing and mechanical permits can be applied for and paid after a one-time registration. Inspections are scheduled through the permitting office.
Your licensed gas fitter pulls the permit and signs the application. After the inspector approves the work, the utility sets your meter. We handle that paperwork, so you don’t have to learn the system yourself.
Permit fees change, so we check the town’s current schedule instead of quoting one here. You can also verify any gas fitter’s license with the state board at 617-727-9952. It’s worth doing no matter who you hire.
It depends on your house, and either can be the right call. Wenham is a Green Community with climate goals, so you’ve likely heard the case for heat pumps. Mass Save backs it with rebates up to $13,500 and 7-year 0% financing. Gas equipment no longer gets a rebate.
Gas tends to fit best when you already have radiators or ducts, gas is at your street and your oil system is on its way out. Heat pumps can fit better in other homes, depending on ducts, insulation and electric costs. National Grid has also filed a gas rate case, so future rates are worth asking about rather than assuming.
We install both, so we’re not stuck pushing one answer. If gas heating installation in Wenham comes out ahead for your house, we’ll say so. If it doesn’t, we’ll say that too.
Once gas service is available, the conversion work itself usually takes 1 to 2 days. The longer part is everything around it. After the utility approves your request, the service line is typically installed within 2 to 4 weeks, though some jobs take longer. A main extension can take anywhere from several months to a couple of years. Permits and inspection fit in between.
If you commute to Beverly or Boston by way of Route 1A or the Hamilton/Wenham station, tell us what works for you and we’ll plan install days around it. We’ll also follow up afterward.
A heating system conversion in Wenham is easiest in spring or summer. Waiting for a January failure means rushing the decisions you least want to rush. If you’re already in that spot, we offer 24/7 emergency service.
Local Resources
Useful Links
Other Services we provide in Wenham
