Cost of Fireplace Gas Insert in Knoxville, TN

Looking for cost of fireplace gas insert in Knoxville, TN? Call GasFireplaceInsert Pros for a contact a provider — no obligation. Licensed, insured certified gas fireplace pros serve Knoxville and the surrounding area, and you'll get straight answers on timing and what affects the price.

Last updated: September 24, 2026

What affects the price

When you call to discuss a gas fireplace installation, several factors will shape the final number. The biggest variables include whether you are installing a new unit in a blank wall, replacing an existing fireplace, or needing extensive gas line and venting work to bring the space up to code. Choosing between a simple insert or a custom-built hearth with masonry or stone finishes also impacts labor time. Exact pricing confirmed free on the call.

About this service

The price for a gas fireplace insert depends on the size of the unit, the complexity of the venting installation, and the features you choose, such as remote controls or blower fans. Larger units designed to heat more square footage typically cost more than smaller, decorative models. Existing masonry conditions can also influence the total labor required for the install. We provide an itemized breakdown based on your specific home setup, with exact pricing confirmed free on the call.

Many homeowners ignore their fireplace during the summer, but this is actually the best time to schedule an installation. Since demand is lower, you will likely find more flexibility in scheduling crews. You can get the project finished and out of the way, ensuring your home is ready to go the moment the first chilly breeze arrives.

Frequently asked in Knoxville

What's the average cost of a gas fireplace insert?

The cost of a gas fireplace insert in Knoxville depends on the model, features, and installation complexity. Factors like venting requirements and any necessary modifications to your existing fireplace will also play a role. It's best to get a personalized quote from a local pro.

Can you put a gas fireplace insert in an existing fireplace?

What are the disadvantages of a gas fireplace?

While convenient, gas fireplaces might have lower heat efficiency compared to some wood-burning options. Some people also miss the crackle and smell of a real wood fire. However, the ease of use and consistent heat often outweigh these for Knoxville homeowners.

What is the lifespan of a gas fireplace?

What are the disadvantages of a gas fireplace insert?

The primary disadvantages are the initial cost and reliance on a gas line. While they offer convenience, they don't provide the authentic wood-burning experience. Some units might also require a fan for better heat distribution, which can add a low hum.

What is the best gas fireplace insert for 2026?

Choosing the 'best' insert depends on your specific needs in Knoxville. Consider factors like heating capacity, aesthetic preferences, and energy efficiency. A licensed pro can guide you through the latest models and help you find the perfect fit for your home.

Also serving nearby: Asheville · Chattanooga · Murfreesboro · Roswell · Sandy Springs

All cities in Tennessee →

More on this: CSIA gas appliance guidance — venting and inspection.

Service area details

198,162residents

2,007per sq mile

8ZIP codes served

Serving all of Knoxville — population 198,162; about 2,007 residents per square mile across 98.7 sq mi. ZIP codes covered include 37901, 37902, 37909, 37912, 37914, 37915, 37916, 37917.

Neighborhoods served in Knoxville: Downtown Knoxville, Bearden, West Knoxville, Old City, South Knoxville — and every surrounding area.