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Gas Fireplaces, Inserts & Stoves in Keene, NH

Steady heat for Keene's long, cold winters.

With over 7,500 heating degree days a year, Keene homes need heat that comes on instantly and keeps working. Find the right gas fireplace or insert, and get matched with a trusted local dealer.

365Gas Models Available Near Keene
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365
Gas Models Available Nearby
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Average Winter Low
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Which One Is Your Home?

Every Project Starts From One of These Five Situations

Why Gas in Keene

Reliable warmth without tending a wood pile.

Keene sits in the Monadnock Region of southwestern New Hampshire at just 478 feet of elevation, but don't let the low elevation fool you—with 7,501 heating degree days and winter lows averaging 10°F, the heating season here rivals places like Burlington, Vermont. Cheshire County winters are long, running from October through April in most years, and homeowners want a heat source that works the moment the temperature drops, not one that requires splitting and stacking.

Gas infrastructure in the Keene area is a mixed picture. Liberty Utilities operates a natural gas system covering parts of downtown Keene, but that service doesn't reach most of rural Cheshire County, where propane is the standard fuel for gas fireplaces, inserts, and stoves. Either way, a properly sized direct-vent unit delivers real heat at the flip of a switch—useful given that electric rates from Liberty Utilities and Public Service Co of NH (Eversource) run close to 19 cents per kWh, making electric resistance heat one of the more expensive ways to stay warm here.

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Recommended for Keene

Top gas units for homes like yours.

Curated models that fit Keene homes—sized for the local climate, with local dealers to help you with your project.

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The brands dealers within 100 miles genuinely carry—real options, never a catalog mirage.

3

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Frequently Asked Questions

How much does a gas fireplace installation cost in Keene?

Most gas fireplace and insert installations in the Keene area run roughly $4,000 to $10,000, depending on the unit, the venting path, and whether new gas or propane line work is required. A direct-vent insert going into an existing masonry fireplace in a downtown Keene home already served by Liberty Utilities gas tends to land on the lower end. A new built-in gas fireplace for a remodel, or a home outside the gas service area that needs a propane tank and line run, sits toward the higher end. Local dealers will give you a firm number after seeing your home in person.

Do I need natural gas, or should I plan on propane?

It depends on where in Cheshire County you live. Liberty Utilities' natural gas mains reach a limited footprint in and around downtown Keene—if your street already has gas service for a furnace or water heater, adding a fireplace is usually straightforward. Outside that service area, which covers most of the surrounding towns, propane is the standard choice, delivered and stored in a tank on your property. Nearly every gas fireplace and insert on the market can be set up for either fuel; your installer just configures the correct orifice and regulator for whichever you have.

Can I convert my existing wood fireplace to gas?

Yes, and it's a common project in older Keene homes built around a masonry fireplace burning local maple, birch, beech, or oak. A gas insert typically slides into the existing firebox with a stainless liner run up your current chimney, so you keep the look of the fireplace while gaining push-button heat. Expect the conversion to run somewhere in the $4,000 to $9,000 range depending on whether the home is already plumbed for gas or needs a new propane tank and line, since much of Cheshire County falls outside Liberty Utilities' natural gas footprint.

Will a gas fireplace still work if the power goes out?

Most direct-vent gas fireplaces are built to run without house power. Units with an IPI (intermittent pilot ignition) system carry a battery backup—usually a few AA batteries inside the unit—that takes over automatically when the electricity drops, so the fireplace lights on demand just like it normally would. Valor fireplaces go a step further: their pilot generates its own electricity through the thermocouple, so there's no battery to remember at all. That distinction matters in Keene, where an ice storm or nor'easter can knock out power for days during the coldest stretch of winter—ask your local dealer about the ignition system on any unit you're considering.

What's the difference between a gas fireplace, gas insert, and gas stove?

A gas fireplace is a fully built-in unit framed into a wall, typically used in new construction or a full remodel. A gas insert is built to slide into an existing masonry fireplace opening, converting a drafty wood-burning hearth into a sealed, efficient heat source that vents through your current chimney. A gas stove is a freestanding cabinet unit, similar in footprint to a wood stove, that can sit almost anywhere with the right clearances and venting. For the many older homes around Keene's downtown and surrounding neighborhoods that already have a masonry fireplace, an insert is usually the simplest upgrade.

Do I need a permit to install a gas fireplace in Keene?

Yes—new gas fireplace and insert installations require a building permit through the City of Keene Building Department (or the relevant town office if you're outside city limits), plus a gas or propane line permit pulled by a licensed technician. Most established local dealers handle this paperwork as part of the installation, coordinating the gas line, venting, and inspection so you're not juggling separate trades. If you're on Liberty Utilities' natural gas system, they'll also need to sign off on the new gas connection.

Are vent-free gas fireplaces allowed in New Hampshire?

Vented, direct-vent gas fireplaces draw combustion air from outside and exhaust it back outside through sealed venting—they're the standard, code-approved choice everywhere, including Keene. Vent-free (ventless) units burn gas directly into the room and are legal in New Hampshire, but they come with strict room-sizing rules and oxygen depletion sensors, and they release some water vapor and combustion byproducts into your living space. Given how tightly built many newer Keene homes are for energy efficiency, most local dealers steer homeowners toward direct-vent units, which don't require any tradeoffs on indoor air quality.

How often should a gas fireplace be serviced?

Plan on an annual inspection, ideally before the heating season ramps up in October. A technician will check the burner, pilot assembly, venting, and gas connections, and clean the glass and interior components. This is a much lighter task than chimney sweeping for a wood-burning unit, but skipping it is still the most common cause of pilot and ignition failures right when you need the fireplace most—the first cold snap of a Cheshire County winter.

Gas vs. wood—which makes more sense for a Keene home?

Wood has deep roots here—Cheshire County sits near the White Mountain National Forest and the Green Mountain & Finger Lakes National Forest, both of which issue cutting permits for around $20 per cord during the May-to-October season, and local hardwoods like oak, maple, and birch burn hot and long. Wood also keeps working if the power goes out and heating oil or propane deliveries get delayed. Gas trades that self-sufficiency for convenience: instant on-off operation, no splitting or stacking, and consistent heat with the push of a button or a wall switch. Many Keene homeowners end up with both—gas in the main living space for daily use, wood elsewhere for backup heat during the region's coldest, longest stretches.

Why is a fireplace insert so efficient?

An insert does two things: it seals the chimney completely, so you stop losing air you already paid to heat, and it radiates warmth into the room through the firebox and glass. Most add a heat-exchange fan that pulls cool room air underneath, wraps it around the hot firebox, and pushes it back out warm. Your home is more efficient before you've even lit the first fire.

What's the difference between an insert and a zero-clearance fireplace?

An insert is a fireplace that slides into a pre-existing wood-burning fireplace—if you don't have one, there's nothing to insert it into. A zero-clearance fireplace is built into a framed wall, which makes it the answer for remodels and new construction. Simple test: existing masonry fireplace means insert; blank or framed wall means zero-clearance.

Can a fireplace actually lower my heating bill?

Yes—by creating a comfort zone. A furnace heats every square foot of the house just to warm the one room you're in; a gas fireplace on low burns roughly a sixth of the gas a typical furnace does. Set the furnace around 55–60 degrees as a baseline, then heat the rooms your family actually uses. Families who heat this way commonly save $20–$60 a month.

Does a fireplace add value to my home?

On average, a fireplace adds back to the home about the same amount you spent installing it. Add the monthly savings from heating the rooms you actually use instead of the whole house—often hundreds of dollars a year—and the value case is strong before you even count what a fire does for how your family uses the room.

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Nearby Dealers

Hearth shops serving Keene and the surrounding area.

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