Real gas heat for Greeneville's foothill winters.

Most gas fireplace and insert installations in Greeneville run $4,000 to $9,500, depending on the unit, the venting, and whether you're running on propane or natural gas. A direct-vent insert dropped into an existing masonry fireplace—common in the older homes around downtown—tends to land on the lower end, especially if a gas line or propane tank is already in place. New construction or a fireplace added where none existed before costs more once you factor in framing, venting through an exterior wall, and—if there's no propane tank on site yet—the cost of setting one. A local dealer will give you a firm number after seeing the space in person.

For most of Greeneville and Greene County, propane is the practical answer. Natural gas mains are limited to parts of the older in-town area, so homes outside that footprint—which is most of the county—run gas appliances off a propane tank instead. Several regional propane suppliers deliver throughout Greene County and can set a new tank as part of your fireplace project. If your home already has natural gas service for a furnace or water heater, your installer can tie the fireplace into that line instead. Either fuel works in nearly any gas fireplace model—it's just a matter of which orifice and regulator get installed.

Yes, and it's a common project in Greeneville's older housing stock, including homes near the Andrew Johnson historic district with original brick fireboxes. A gas insert typically drops into the existing masonry opening, with a stainless liner run up the flue for venting and a new gas line or propane connection brought in from outside. Conversions usually run $4,000 to $8,000 depending on the insert and how much line work is needed. You keep the look of the original fireplace but get real, controllable heat instead of an open hearth that mostly loses heat up the chimney.

Most will, with the right ignition system. Units with intermittent pilot ignition (IPI) run on battery backup—typically AA batteries built into the control module—so the fireplace still lights and operates during an outage. That matters in Greene County, where ice storms in the foothills can knock out power to City of Greeneville Electric customers for a day or more in a bad winter. Valor fireplaces take a slightly different approach: the pilot's thermocouple generates its own electricity, so there are no batteries to remember at all. Ask your local dealer which ignition system is on any unit you're considering.

A gas fireplace is a built-in, framed-in unit—the right choice for new construction or a remodel with no existing fireplace. A gas insert is built to slide into an existing masonry opening, which is common in Greeneville's older brick homes downtown and in the county's older farmhouses. A gas stove is freestanding, sits out on a hearth pad rather than recessed into a wall, and can go almost anywhere with proper clearances—a good option for a den, a finished basement, or a room addition. Most Greeneville homeowners upgrading an existing fireplace go with an insert; those building new go with a built-in unit or a stove.

In most cases, yes—a building permit and a gas permit are required for new gas fireplace installations. If your home is inside Greeneville city limits, that permitting runs through the City of Greeneville's codes office; outside city limits, it's handled by Greene County. The gas line or propane connection itself needs to be run by a licensed gas-fitter, which is one reason it pays to work with an established hearth dealer—they coordinate the venting, the gas work, and the inspection instead of leaving you to manage separate trades.

Vented (direct-vent) gas fireplaces pull combustion air from outside and exhaust it back outside through sealed venting—they're the standard recommendation almost everywhere, including Greeneville, because they don't put any combustion byproducts into the room. Vent-free units burn without external venting and are legal in Tennessee, but they come with strict room-size and ventilation requirements, and they're a harder sell in smaller, older homes with lower ceilings, which describes a fair number of houses in Greeneville's historic core. For most homes here, a direct-vent unit is the simpler, safer call—your local dealer can walk you through both if you want to compare.

Plan on an annual inspection, ideally in early fall before you start using it for the season. A technician checks the burner, pilot assembly, venting, and gas connections, and cleans the glass and interior—most local service calls for this run $150 to $250. It's a smaller job than chimney sweeping on a wood-burning unit, but skipping it is how you end up with a pilot that won't stay lit or, worse, a venting problem you don't catch until something smells off.

Gas delivers real heat you can feel across a room—worth something on a 26-degree morning—and most units keep working in a power outage with battery backup. Electric fireplaces plug into a standard outlet, need no gas line or propane tank, and install for a few hundred dollars, but they're mainly ambiance with modest supplemental heat, not a serious heat source. With City of Greeneville's residential electric rate around $0.119 per kWh, running an electric unit is cheap, but it won't replace a furnace on a cold night the way a properly sized gas insert or fireplace will. Electric tends to fit rentals, apartments, or rooms where running a gas line isn't practical; gas fits homes where you want dependable, real heat.

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.

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.

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.

It's a visit where a hearth professional measures your space, confirms the model you picked actually works in your home, and walks the specs—framing, gas line, venting, finish work—before anything is ordered. Some details you just can't know until you see the house. Never make a down payment without one; it's the single most-skipped step that burns buyers.