Furnace Repair in Kent
Get fast, fair pricing from licensed local pros. Typical Kent cost: $95 – $300 installed.
- Flame sensor
- $95 – $300
- Igniter
- $175 – $550
- Blower motor
- $475 – $1.8k
- Control board
- $350 – $950
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Furnace repair cost by part.
Typical Kent repair pricing including parts and labor. A diagnostic fee usually applies and is often credited toward the work.
Furnace repair in Kent, Washington typically costs between $95 and $4,200, depending on the component. A diagnostic fee of $90–$250 applies. Because most Kent homes (median built 1985) have electric heating in a mild marine climate, repairs often involve electrical components like blower motors or control boards. Washington requires a mechanical permit for furnace work, and the state energy code mandates Manual J load calculations for replacements. Many homeowners are switching to heat pumps, which qualify for the federal 25C tax credit (30% up to $2,000).
- Diagnostic / service callOften credited toward the repair$90 – $250
- Flame sensor or thermocoupleCommon no-heat cause on gas units$95 – $300
- Hot-surface igniterFurnace clicks but won’t light$175 – $550
- Blower motorNo airflow / weak airflow$475 – $1,800
- Heat exchangerCracked exchanger often means replace$1,800 – $4,200+
* 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 Kent
U.S. Census ACS- Households
- 54,068
- Homeowners
- 25,514
- 53% own
- Median home value
- $478,400
- Median income
- $86,966
- Median home built
- 1985
- Housing units
- 48,322
With a median home built in 1985, many Kent AC and furnace systems are at or past their 12–15 year lifespan — a common reason replacements spike here.
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What’s different about Kent.
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 Kent
Given Washington’s mild (marine, west of cascades) climate and electric heating, high-seer2 heat pump is the sensible default for most Kent homes. The cooling season is short, so the budget is better spent on heating efficiency than on ultra-high SEER2. A pro can confirm the right size and system for your home with a load calculation.
Sources: PSE Home Heating Rebates · WA Dept. of Commerce HEAR Program · 2021 Washington State Energy Code - Residential (WAC 51-11R)
What Kent code requires
Installing or replacing an HVAC system in Kent follows Washington rules under the state mechanical code. Here’s what applies statewide:
- PermitRequired
Mechanical permit pulled by your licensed HVAC contractor; covers equipment, refrigerant, and the electrical disconnect.
- SEER2 minimum13.4 SEER2 (North)
Federal North-region minimum for new split-system AC. Higher tiers cut bills and unlock rebates.
- Load calculationRequired (Manual J)
Sizing by load calc — not rule of thumb — prevents an oversized unit that short-cycles and never dehumidifies.
- RefrigerantR-454B / R-32 (R-410A phased down 2025+)
- Good to know—
The Washington State Energy Code (WSEC-R) requires ACCA Manual J load calcs and Manual S equipment sizing at permit, and recent code strongly favors/effectively requires heat pumps for space heating in new residential construction.
Sources: PSE Home Heating Rebates · WA Dept. of Commerce HEAR Program · 2021 Washington State Energy Code - Residential (WAC 51-11R)
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Money back in Kent
Washington heating is mostly electric, which shapes the money back:
- State$1,500 (up to $2,400 income-qualified Efficiency Boost)Puget Sound Energy - Electric resistance to air-source heat pump conversion rebate →
State or utility program — verify eligibility before you buy.
- StateUp to $8,000 for heat pumps (income-qualified)Washington Dept. of Commerce - Home Electrification and Appliance Rebates (HEAR) →
State or utility program — verify eligibility before you buy.
- Federal30% of cost, up to $2,000Federal 25C tax credit — heat pump →
For a qualifying ENERGY STAR heat pump meeting the CEE efficiency tier. Claimed on your federal return.
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 Washington.
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- 1
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- 2
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- 3
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Furnace Repair in Kent, explained.
Why Furnace Repair Costs Vary in Kent
Labor rates in this Seattle metro area are higher than rural Washington. The age of your furnace (median home built 1985) often means older systems with harder-to-find parts. Permit fees and required load calculations add $100–$300. If you upgrade to a heat pump instead of repairing an old furnace, you may qualify for the 25C tax credit, which can offset some costs. Emergency or after-hours service also increases the price.
Common Furnace Problems in Kent
Flame sensor failure
A dirty or faulty flame sensor causes the furnace to cycle on and off. Repair cost: $95–$300.
Blower motor issues
The blower motor may fail due to age or debris. Replacement runs $475–$1,800.
Control board malfunction
Electrical surges or age can damage the control board. Repair cost: $350–$950.
What to Expect During a Furnace Repair in Kent
A technician will first diagnose the issue for a fee of $90–$250. They will provide an upfront estimate for the repair. If a permit is required (for major repairs or replacement), they will handle the paperwork. For older furnaces, they may recommend upgrading to a heat pump to meet current energy codes and qualify for rebates.
Furnace Repair FAQs — Kent
Yes, Washington requires a mechanical permit for most furnace repairs involving gas or electrical work. Your contractor should pull the permit and include the cost in the estimate.
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