HVAC Services in Johnston, IA
4 HVAC contractors found
Air Support Inc. Heating & Air Conditioning
5.0(36)
24/7
“All 36 reviews award 5 stars, with reviewers consistently naming Andrew Vanfleet and praising his diagnostic…”
5125 NW 55th Ave, Johnston, IA 50131
HVAC WIZARD
5.0(7)
“All seven reviewers award 5 stars, with each customer specifically naming Ross and praising his technical…”
Schaal Plumbing, Heating and Cooling
4.9(8,481)
24/7 Highly Rated
“Of 5 reviewer excerpts available, 3 mention same-day or Saturday emergency availability, with Patrick…”
5670 NW Beaver Dr, Johnston, IA 50131
HVAC Service Costs in Johnston, IA
Pricing ranges across all HVAC services offered in Johnston.
| Service | Typical Range | Price Points |
|---|---|---|
| AC Repair | $75–$2,800 | — |
| AC Installation | $150–$20,000 | — |
| AC Replacement | $2,100–$16,000 | — |
| HVAC Maintenance | $15–$800 | — |
| HVAC Repair | $75–$3,500 | — |
| HVAC Service | $70–$14,100 | — |
| Emergency HVAC | $150–$3,500 | — |
| Commercial HVAC | $2–$80,000 | — |
Prices reflect humid subtropical metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.
Frequently Asked Questions
Among 4 HVAC contractors serving Johnston, the top-rated providers average 5.0★ across 10,922 reviews. The highest-ranked companies on this page are sorted by a combination of rating and review volume, so established contractors with consistent quality appear first. Check reviews, licensing, and response time to pick the right fit for your situation.