Phoenix, Arizona Hvac Contractor Guide
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Knight Air Conditioning Inc

Updated 2026-08-04 · 3,430 reviewed · 448 listed · Scored from 275 Google reviews · How we rank ›

4.9(275) 89 composite score See reviews on Google ✓ Google-verified
AC Repair & InstallationDuct Cleaning & RepairHeating & Furnace Services
Knight Air Conditioning Inc
Services
AC Repair & Installation, Duct Cleaning & Repair, Heating & Furnace Services
Reviews
275

What recent reviews say

Juan P. and Francisco earn consistent praise for arriving on time, diagnosing problems accurately, and finishing work fast-often within minutes or same day. Reviewers value the transparent explanations, photo documentation, and the absence of upsell pressure; many report 20+ year relationships with Knight, citing reliability and honest pricing.

Their scope spans AC repair, tune-ups, thermostat replacement, duct cleaning, ductless mini splits, and evaporative cooling. Warranty coverage appears standard. The business operates seven days a week, which drives rapid response even during peak summer heat.

Praised for
  • skilled technicians (Juan P., Francisco)
  • fast response and quick fixes
  • honest pricing and no games
  • thorough diagnostics and explanations
  • long-term reliability
punctualfair-pricingskilled-techniciansresponsivehonest-diagnosisfast-responseclean-workfriendly-staff
Best for: Homeowners and landlords wanting reliable, transparent service without pressure to upgrade unnecessarily.

Strengths

  • Named technicians (Juan P., Francisco) with strong follow-through
  • Same-day or 30-minute response during emergencies
  • Photo documentation and clear explanations of work
  • Seven-day operations

Worth knowing

  • Technicians Juan P. and Francisco named repeatedly for professionalism and reliability
  • Thermostat replacement covered under warranty
  • Float switch installation for water damage prevention offered
  • Responds in 30 minutes during emergencies
  • Many customers report 20-40+ year relationships with the business

What reviews say by service

AC Repair & Installation
Fast diagnosis and repair; technicians explain features clearly and respect customer space.
Heating & Furnace Services
Reviewers mention seasonal tune-ups and maintenance planning; transparent about future service options.
Duct Cleaning & Repair
Listed as a service; no specific review evidence of complaints or praise for this category alone.

How it compares

  • Rated 4.9 against a 4.7 average across the 391 ac repair & installation businesses listed here.
  • Has more Google reviews than 80% of the businesses in this directory.

How we scored this

Ranking Method
Star rating 92
Review volume 100
Review recency 100
Review sentiment 81
Profile completeness 75
Verification 30

Rating breakdown

5
264
4
4
3
1
2
1
1
5

Common questions

How quickly can Knight Air Conditioning respond?
During peak demand, they arrived within 30 minutes according to one recent review. They operate seven days a week.
Are thermostat replacements covered?
Yes; recent reviews mention thermostats replaced under warranty as part of seasonal tune-ups.
Do technicians explain the work before starting?
Yes. Multiple reviewers praise Juan P. and Francisco for showing pictures, answering questions clearly, and explaining all maintenance steps and future options.

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AC Repair & Installation

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Last updated 2026-08-04