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Furnace Repair · Near Me

Furnace Repair in Katy

Get fast, fair pricing from licensed local pros. Typical Katy cost: $75 – $225 installed.

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Flame sensor
$75 – $225
Igniter
$150 – $425
Blower motor
$375 – $1.4k
Control board
$275 – $750
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Katy pricing

Furnace repair cost by part.

Typical Katy repair pricing including parts and labor. A diagnostic fee usually applies and is often credited toward the work.

In Katy, Texas, furnace repair costs typically range from $75 for a simple flame sensor replacement to over $3,300 for a heat exchanger. Labor and parts vary, with a diagnostic fee of $70–$175. Most homes were built around 2003, so systems are about 23 years old and may need repairs. Texas requires a TDLR-licensed contractor to pull a mechanical permit for any furnace work. Given the hot-humid climate and high cooling demand, a heat pump is often recommended for efficient year-round comfort. The federal 25C tax credit (30%, up to $2,000 for a qualifying heat pump) can offset upgrade costs.

  • Diagnostic / service call
    Often credited toward the repair
    $70 – $175
  • Flame sensor or thermocouple
    Common no-heat cause on gas units
    $75 – $225
  • Hot-surface igniter
    Furnace clicks but won’t light
    $150 – $425
  • Blower motor
    No airflow / weak airflow
    $375 – $1,400
  • Heat exchanger
    Cracked exchanger often means replace
    $1,400 – $3,300+

* A cracked heat exchanger is a safety issue — on an older furnace, replacement is usually the call.

Pricing reviewed · Local data from U.S. Census ACS

HVAC systems in Katy

U.S. Census ACS
Households
9,130
Homeowners
5,552
72% own
Median home value
$359,800
Median income
$114,917
Median home built
2003
Housing units
7,698

With a median home built in 2003, many Katy AC and furnace systems are at or past their 12–15 year lifespan — a common reason replacements spike here.

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Local guide · Katy

What’s different about Katy.

Generic cost pages skip the things that actually decide your price and which system fits here — local code, climate, and the money you can claim back.

Recommended unit for Katy

High-SEER2 heat pump

Given Texas’s hot-humid climate and mixed heating, high-seer2 heat pump is the sensible default for most Katy homes. With a long, hard cooling season here, stepping up the SEER2 tier pays back through lower summer bills. A pro can confirm the right size and system for your home with a load calculation.

Sources: SEER2 Southeast region standards (Texas) · Texas heat pump rebates by utility 2026 · Texas HVAC permit requirements

What Katy code requires

Installing or replacing an HVAC system in Katy follows Texas rules under the state mechanical code. Here’s what applies statewide:

  • Permit

    Mechanical permit pulled by your licensed HVAC contractor; covers equipment, refrigerant, and the electrical disconnect.

    Required
  • SEER2 minimum

    Federal Southeast-region minimum for new split-system AC. Higher tiers cut bills and unlock rebates.

    14.3 SEER2 (Southeast, <45k BTU)
  • Load calculation

    Sizing by load calc — not rule of thumb — prevents an oversized unit that short-cycles and never dehumidifies.

    Recommended
  • Refrigerant
    R-454B / R-32 (R-410A phased down 2025+)
  • Good to know

    HVAC work must be done by a TDLR-licensed Air Conditioning & Refrigeration contractor, and the licensed contractor (not the homeowner) pulls the required mechanical permit.

Sources: SEER2 Southeast region standards (Texas) · Texas heat pump rebates by utility 2026 · Texas HVAC permit requirements

Talk to a local pro

Not sure which rules and rebates apply to your home?

A licensed Katy pro will walk you through code, the right unit, and what you can claim back — in one quick call.

Call now: (855) 321-3116

No obligation — talk through your options.

Money back in Katy

Texas heating is mostly mixed, which shapes the money back:

The federal 25C tax credit (30%, up to $2,000 for a qualifying heat pump and up to $600 for a high-efficiency central AC) applies in every state, including Texas.

How it works

Comfort back in three steps.

  1. 1

    Tell us what’s wrong

    Use the cost tool or call — takes 30 seconds. No cool air, no heat, or time for a new system.

  2. 2

    Get matched with a local pro

    We connect you with a licensed, insured HVAC technician near you — often the same day.

  3. 3

    Repair or replace, fast

    Your pro confirms the price on-site and gets your comfort back. Most jobs done in a few hours.

Local insight · Katy

Furnace Repair in Katy, explained.

What moves the price

What Affects Furnace Repair Costs in Katy

Prices vary by the part needing replacement: flame sensor ($75–$225), igniter ($150–$425), blower motor ($375–$1,400), control board ($275–$750), or heat exchanger ($1,400–$3,300+). Labor rates reflect the licensed contractor's overhead and permit fees. Older systems (typical 23-year-old home) may require more extensive repairs. The hot-humid climate means furnaces run less than ACs, but repair urgency can increase costs during cold snaps.

Common Furnace Repairs in Katy

1

Flame Sensor Failure

A dirty or faulty flame sensor prevents ignition. Cleaning or replacement costs $75–$225.

2

Igniter Problems

A cracked or worn igniter won't light the gas. Replacement runs $150–$425.

3

Blower Motor Malfunction

The blower motor may fail due to age or overheating. Replacement costs $375–$1,400.

FAQ

Furnace Repair FAQs — Katy

Yes, Texas requires a mechanical permit for any furnace repair or replacement. Your licensed TDLR contractor must pull the permit.

Furnace Repair near Katy

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