Warm Up Lake Minnetonka Winters, Room by Room.

Most Deephaven gas fireplace installations run $4,500 to $11,000. A direct-vent insert dropped into an existing masonry fireplace in one of the area's older lake cottages tends to land on the lower end, especially when the home already has gas service. Larger linear or see-through units in newer lakefront construction—where venting has to run through two-story walls or engineered assemblies—push toward the higher end. A local hearth dealer can give you a firm number after seeing your chimney or wall configuration in person.

Yes, and it's a common project for the area's older lake homes that still have a working masonry fireplace from their cottage days. A gas insert typically installs into the existing firebox with a stainless liner run up the current chimney, so you keep the look of the original fireplace while gaining real heat output. Expect $4,500 to $9,500 depending on the insert and whether the home is already piped for gas or needs new gas line work run from the meter.

Either works, and which one applies depends on where in Deephaven you're located. CenterPoint Energy serves natural gas throughout most of the developed parts of the city, so homes near the Highway 101 corridor and in established neighborhoods usually already have a gas meter. Some lakeshore properties on older private roads or larger wooded parcels sit outside the main distribution lines, and propane is the standard fallback there, either with an existing tank or a new one set by a local propane supplier. Most fireplace models can be configured for either fuel.

Most will. Units with intermittent pilot ignition (IPI) run on battery backup that kicks in the moment power drops, so the fireplace still lights on demand. That matters on Lake Minnetonka, where ice storms and high winds off the lake can knock out Xcel Energy (Northern States Power) service for hours at a time. Valor fireplaces take a slightly different approach—their pilot's thermocouple generates its own electricity, so there's no battery to remember at all. Worth asking your local dealer which ignition system a given model uses.

A gas fireplace is a fully built-in unit framed into a wall, typically used in new construction or a full remodel—common in Deephaven's newer lakefront builds. A gas insert slides into an existing masonry firebox and uses the existing chimney as its vent path, which is the more common upgrade in the area's older cottage-style homes. A gas stove is a freestanding cabinet unit, useful in a den, three-season porch, or a smaller room where a built-in isn't practical. Most Deephaven homeowners with an existing fireplace go the insert route.

Yes. Installations require a building permit and a gas piping permit, typically pulled through the City of Deephaven building department in coordination with Hennepin County code requirements. The gas line connection has to be run by a licensed gas-fitter, which is one reason it's worth using a certified hearth dealer rather than a general contractor—they coordinate the gas work, venting, and inspection sign-off as one job instead of three separate trades.

For a climate like Deephaven's, vented direct-vent units are the strong recommendation. They pull combustion air from outside and exhaust it back outside through a sealed pipe, which keeps moisture and combustion byproducts out of a house that's already sealed up tight for a Minnesota winter. Vent-free units are technically permitted in Minnesota under strict room-sizing and ventilation rules, but they're a harder sell in a 6A climate where you're running the heat for months at a stretch. Nearly every installer in the area defaults to direct-vent for exactly this reason.

Plan on an annual inspection, ideally in early fall before the heating season really kicks in around Lake Minnetonka. A technician checks the burner, pilot assembly, venting, and gas connections, and cleans the glass and interior—a much lighter lift than chimney sweeping for a wood system. Local gas appliance service providers typically charge $150 to $250 for this visit, and it's worth keeping on a yearly schedule given how many months a year these units actually run here.

Gas is the better choice for real heat output through a long Deephaven winter—with a heating season that runs long and cold, a direct-vent gas unit can meaningfully offset a furnace's workload in the room it's in. Electric fireplaces, by contrast, are essentially large space heaters with a flame effect: easy to install with no venting or gas line required, but at Xcel Energy's residential rate of about 16.98 cents per kWh, running one as a serious heat source gets expensive fast, and output tops out well below what a gas insert delivers. Electric makes the most sense for a condo, a townhome near the lake without gas access, or a room where ambiance matters more than BTUs. For a primary heat source in a full-size lake home, gas is the more practical investment.

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.

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.

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.

For an average home—covering the fireplace, the vent pipe, and basic installation—a budget between $3,900 and $5,500 gives you a lot of options across wood, gas, and pellet. By the time you add finish work, gas line, and electrical, the average complete installation lands between $5,000 and $12,000 all-in. In a remodel or new build, a good rule is to put about 2.5% of the total project cost toward the fireplace.