Fireplace Repair & Service in Des Moines Metro

Is Your Fireplace Pilot Light Out for Good?

Is your gas fireplace refusing to light, or is your chimney sending smoke back into your living room? These aren't just annoyances; they're signs that your fireplace system has a real problem that needs a professional eye. Midwest Comfort Heating & Cooling has technicians ready to diagnose and fix the issue safely across the Des Moines Metro.

Warning Signs Your Fireplace Needs Attention

Smoke or Odors Backing Up

When you smell smoke, soot, or a faint gas odor, your fireplace is telling you something is wrong. Smoke pushing back into the room instead of rising up the chimney is a clear red flag. This often points to a blocked flue from debris or creosote, a damper that's stuck shut, or even negative air pressure in your home pulling drafts the wrong way. A gas smell, however, is an immediate safety issue that points to a leak and requires urgent attention.

Difficulty Starting or Staying Lit

For gas fireplaces, this is the most common call we get. You hear the igniter clicking but get no flame, or the pilot light flickers on for a moment before dying out again. This is usually caused by a dirty pilot assembly or a worn-out safety sensor like a thermocouple or thermopile, which are designed to shut off the gas if they don't sense a flame. Ignoring it means you have an unreliable, and potentially unsafe, appliance.

Strange Noises from the Fireplace or Chimney

Your fireplace shouldn't be making rattling, whistling, or banging sounds. A noisy blower on a gas insert often means the bearings are shot. Whistling can indicate a draft issue or a small crack in the flue, while rattling could be a loose damper or other internal component. These noises are early warnings of mechanical failure or structural problems that only get worse over time.

Visible Cracks, Rust, or Crumbling Masonry

Take a close look at your firebox, the damper, and the chimney outside. If you see cracks in the brick, crumbling mortar joints, or rust on any metal parts, the system's integrity is compromised. This kind of damage is often caused by moisture getting into the masonry and freezing, a common problem in Iowa. These cracks can allow dangerous heat or gases to escape into your home's walls.

Common Causes of Fireplace Malfunctions

Thermocouple and Pilot Assembly Failure

In gas fireplaces, the pilot assembly and its safety sensors are the heart of the ignition system. Over hundreds of heating and cooling cycles, the thermocouple or thermopile simply wears out and can no longer signal the gas valve to stay open. Debris and dust can also clog the pilot orifice, starving the flame of fuel and causing it to flicker or go out. This is the number one reason a gas fireplace that worked last year won't light this year.

Damper and Flue Blockages

The damper is a metal plate in the flue that you open for a fire and close to prevent drafts. We find them rusted shut, warped from heat, or disconnected from their controls all the time. Above the damper, the flue itself can get blocked by anything from animal nests and leaves to a thick, tar-like buildup of creosote in wood-burning chimneys. A blocked flue is dangerous, as it forces carbon monoxide and smoke back into your house.

Moisture Intrusion and Masonry Damage

Water is the biggest enemy of your chimney. It seeps in through cracked chimney crowns, failing mortar, or a missing cap. Here in the Des Moines Metro, that water freezes and expands in the winter, blowing out the face of the bricks and turning mortar to sand. This structural damage not only looks bad but creates pathways for smoke and heat to leak where they shouldn't.

What to Expect During Your Fireplace Service Visit

When a technician from Midwest Comfort Heating & Cooling arrives at your home, our first job is to listen. We want to hear exactly what you've been seeing, hearing, and smelling, because those details help us pinpoint the problem faster. We then perform a comprehensive diagnostic, not just a quick glance.

For a gas unit, we'll test the entire ignition sequence, check gas pressure, and inspect the thermocouple, thermopile, and pilot assembly. For a wood-burning fireplace, we'll examine the firebox, damper, and flue liner for blockages, creosote buildup, and structural integrity. Once we know exactly what's wrong, we'll explain the cause and lay out your repair options with clear, upfront pricing so there are no surprises.

With your approval, we'll get to work. Our trucks are stocked with the most common parts needed for fireplace repairs, so we can often fix the issue in a single visit. After the repair is complete, we test the system thoroughly to ensure it's operating safely and correctly, and we always leave our work area cleaner than we found it.

Fireplace Repair & Service Coverage Across Des Moines Metro

From the historic homes in Beaverdale where our founder Brian Stenger grew up to the newest developments across the suburbs, our team is on the road every day. We provide reliable, expert fireplace repair to homeowners throughout the entire Des Moines region.

Des Moines & Inner Suburbs: Clive, IA, Des Moines, IA, Johnston, IA, Urbandale, IA, West Des Moines, IA, Windsor Heights, IA

Northeast Metro: Altoona, IA, Ankeny, IA, Berwick, IA, Bondurant, IA, Pleasant Hill, IA, Polk City, IA, Runnells, IA

Western Metro: Adel, IA, Dallas Center, IA, Granger, IA, Grimes, IA, Waukee, IA

Southern & Outlying Areas: Cumming, IA, Newton, IA, Norwalk, IA, Winterset, IA, Woodward, IA

Related Services

Fixing what's broken is the first step, but keeping it from breaking again is just as important. We offer comprehensive Fireplace Maintenance & Tune-Up services to clean and inspect your system annually, preventing most common failures. If your unit is outdated or beyond economical repair, we also provide expert Fireplace Installation & Replacement to upgrade your home with a modern, efficient, and reliable new fireplace.

Get Your Fireplace Working Safely Again

A broken fireplace is a wasted feature in your home. Don't put up with the frustration or the potential safety hazards for another day. The family-owned, second-generation team at Midwest Comfort Heating & Cooling has been earning the trust of Des Moines homeowners since 2007 with honest work and fair prices.

If your fireplace needs professional attention, we're here to provide it. Reach out through our website today to schedule your service and get back to enjoying the warmth and comfort of your fire.