RSJ Mechanical, LLC
Idaho Falls, ID AC Replacement · #4 of 5
Overview
RSJ Mechanical lists full-system AC changeouts and AC+furnace replacements. The company states heat load calculations are part of sizing. RSJ Mechanical advertises financing options for high-ticket changeouts. The business reports 24/7 emergency response availability for Idaho Falls customers. Google reviews note quick scheduling and same-day visits.
Central AC replacement and installations for residential customers in Idaho Falls. Manual J / heat load calculations are stated for proper equipment sizing. Financing options are advertised for larger system replacements. Emergency service availability is listed as 24/7 for urgent failures.
Score breakdown
At the Idaho Falls, ID AC Replacement average (80/100). Ranks #4 of 5 listed AC Replacement providers in Idaho Falls, ID.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
vs. Idaho Falls average
| Signal | RSJ Mechanical, LLC | Idaho Falls avg | Delta |
|---|---|---|---|
| Vouched Score | 80/100 | 80/100 | matches city average |
| Google rating | 5.0★ | 4.9★ | +0.1 vs avg |
| Review volume | 230+ | 820+ | -591 vs avg |
What customers say
Pros
- High Google rating (5.0★ across 230+ reviews)
When to choose them
- You need same-day AC replacement
- You need same-day or after-hours service
- You need to finance the work
Services
Service area
Published pricing
CALL TODAY Excellent Service At a Great Price RSJ Mechanical's Day & Night Furnace Ac Giveaway The cold weather is creeping in on us and RSJ Mechanical is ready to give back to our community! We understand that HVAC systems don’t last a lifetime and times can be tough. That is why we have teamed up with Ferguson and Blane Robbins Electric and are giving away and installing a brand-new Day & Night furnace and AC to a family in need to help them stay warm and cozy this holiday season. join the g
Contact & hours
Frequently asked questions
What are the pros of RSJ Mechanical, LLC?
When should I choose RSJ Mechanical, LLC?
What is the Vouched Score for RSJ Mechanical, LLC?
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What does AC replacement service typically cost when working with a Idaho Falls, ID provider like RSJ Mechanical, LLC?
What pricing terms does RSJ Mechanical, LLC publish on their website?
Does RSJ Mechanical, LLC do AC Replacement in Idaho Falls, ID?
Does RSJ Mechanical, LLC do Emergency HVAC Service in Idaho Falls, ID?
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
RSJ Mechanical, LLC (this company) |
80/100 | 5.0★ (230+) | — |
Ridgeline Heating and Cooling ⭐ Best for Honest Replace-vs-Repair · ⭐ Best Labor Warranty |
72/100 | 5.0★ (70+) | 15+ |
| 83/100 | 4.8★ (675+) | 84+ | |
First Call Jewel Heating Cooling Plumbing & Electrical ⭐ Highest Vouched Score · ⭐ Best for Full-System Changeout |
85/100 | 4.8★ (2,620+) | 75+ |
Listed in
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Profile last updated July 28, 2026.