Sep 3, 2026
AC Blowing Warm Air? Common Causes and Fixes
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HVAC Company
Diamond Heating and Air, Incorporated
VerifiedEstablished · 21 yrs
4.4(41 reviews)•Residential•Serving Columbus, NE
EPAEnergy StarNCI
Provides expert heating, ventilation, and air conditioning (HVAC) services including repair, installation, and maintenance.
21
Years in Business
Available
Financing Available
Columbus, NE
Service Area
Services Offered
air conditioner repair
heat and air
ac unit repair
heating and cooling
central cooling
central heating and air conditioning
air conditioning servicehome air conditioning systems
HVAC
aircon
air conditioning installationfurnace installationfurnace repairfreon
heat pumpsgeothermal
HVAC repair
HVAC service
duct cleaningCustomer Sentiment Summary
Strengths
- Conduct on site is the headline: 12 of 35 reviewers describe the crew as professional, courteous and respectful of their home.
- Technicians turn up inside the booked window, something 5 reviewers went out of their way to note.
- Easy to deal with: 4 reviewers highlight fast responses and plain-English explanations.
Areas to Watch
- Workmanship is mostly positive but not unanimous: 4 of the 35 reviews analysed raised it, and a minority had problems.
- Pricing is mostly positive but not unanimous: 2 of the 35 reviews analysed raised it, and a minority had problems.
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