| Quick facts | Answer |
|---|---|
| Cost range | $750 to $2,000; major failure averages about $2,420 |
| Time | Varies by home - confirm in your quote |
| Who's qualified | Idaho state HVAC contractor license through the Division of Occupational and Professional Licenses |
Kuna, ID: what's different here
Kuna is in Ada County, Idaho, about 19 miles and roughly 23 minutes by car from Boise via the main highway. The city sits in the Boise metro's semi-arid continental climate, with summer highs around 91°F and winter lows around 24°F. Heating demand stretches from October through April, which shapes seasonal scheduling for HVAC work. The City of Kuna requires a mechanical permit for heating and cooling systems.
Does Kuna require a permit for AC compressor replacement?
Yes. The City of Kuna requires a mechanical permit for heating and cooling systems, and it is unlawful to install mechanical equipment without first obtaining that permit. The base permit fee is $100, plus $30 for the first appliance and $15 for each additional appliance.
What does the Kuna mechanical permit cost and how long is it valid?
The base mechanical permit fee is $100, plus $30 for the first appliance and $15 for each additional appliance. Requested inspection and plan check or technical service is listed at $65 per hour. Work must commence or resume within 180 days or the permit becomes invalid.
Who is licensed to do AC compressor replacement in Kuna?
Idaho HVAC contractors must hold a state HVAC contractor license through the Division of Occupational and Professional Licenses, with contractor license fees listed at $225 for a 3-year term. Journeyman licensing is also state-regulated, with fees at $150 for a 3-year term. Applicants must determine whether their scope of work meets the legal definition of HVAC work under Idaho Code Title 54, Chapter 50.
How does Kuna's climate affect AC repair scheduling?
Kuna sits in the Boise metro's semi-arid continental climate, with summer highs around 91°F and winter lows around 24°F. Heating demand stretches from October through April, which affects scheduling and seasonal load for HVAC work. Boise's average annual temperature is 53.2°F for the 1991–2020 normal period.
How much does full AC replacement cost in Kuna?
A Kuna HVAC guide lists AC replacement in a broad range of $2,352 to $17,920. For compressor-related work specifically, one Kuna-area cost guide lists $750 to $2,000, and another benchmark lists about $2,489 on average for air-conditioning contractors, with a minimum of $2,235 and a maximum of $2,930.
What to do next
- Ask the pro for proof of an Idaho state HVAC contractor license and verify it through the Division of Occupational and Professional Licenses.
- Confirm the quote covers the Kuna mechanical permit: $100 base, plus $30 for the first appliance and $15 for each additional appliance.
- Ask whether the $750 to $2,000 compressor range or the $2,420 major-failure average applies to your unit.
- Schedule work so it starts within 180 days of permit issuance, or the permit becomes invalid.
- Call (208) 795-9673 or email [email protected] for a free quote from an independent, insured mobile mechanic.
Boise Car Fix is a free referral service: an independent contractor does the work and may pay us a referral fee. You never pay us anything.




