6 AC Installation Contractors in Sisters, OR

4.1 avg rating
3,619 total reviews2 offer 24/7 service

Top-Rated AC Installation Contractors in Sisters

#1

Roth Home

4.9(3,275 reviews)
24/7 Highly Rated

Seven named technicians appear across overwhelmingly five-star reviews, with customers frequently mentioning same-day service availability and punctual…

690 W Three Peaks Dr Suite #160, Sisters, OR 97759
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#2

Sisters Heating & Air

4.9(225 reviews)
Highly Rated

Nearly all 225 reviewers award 5 stars, with customers frequently praising the same-day response time during emergencies, the technicians' ability to explain…

167 Sisters Park Dr, Sisters, OR 97759
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#3

Second Wind Heating & Cooling

5.0(98 reviews)
24/7

Across 97 reviews, Second Wind maintains a perfect 5.0-star average, with technicians named in nearly every positive testimonial. Ryan appears repeatedly as…

17261 Ivy Ln, Sisters, OR 97759
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All AC Installation Contractors (6 total)

Action Air Heating and Cooling LLC

4.9(18)

Eighteen reviewers award Action Air a near-perfect 4.9 stars, with five-star feedback highlighting owner…

250 N Pine St, Sisters, OR 97759
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Cascade Heating & Specialties

5.0(3)

All three verified reviews award 5 stars, with customers specifically naming Gus, Conner, Jessie, and Greg…

Sisters, OR 97759
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Einstein Heating and Cooling

0.0

This contractor has not yet received any customer reviews, leaving no quantitative sentiment data available…

694 N Larch St, Sisters, OR 97759
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AC Installation Costs in Sisters

New central AC installation costs in Sisters, by system type and brand.

ServiceLowAverageHigh
Window unit
$168$392$784
Ductless mini-split (single zone)
$2,240$5,040$8,960
Central AC replacement (existing ducts)
$3,920$7,280$13,440
Central AC new install (with ductwork)
$7,840$13,440$22,400
Carrier (residential)
$4,256$6,944$11,760
Trane (residential)
$5,600$9,856$15,232
Lennox (residential)
$3,920$7,280$13,440
Rheem (residential)
$3,584$6,160$10,080

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Installation in Sisters, OR: What to Expect

Living in Sisters means coping with high desert summers that push well past 90 degrees for weeks at a time, yet the air remains dry enough that the heat rarely feels oppressive. When July temperatures climb and the occasional 100-degree spike arrives, a properly sized cooling system transforms from a luxury into a necessity. The winter months bring their own demands, with January lows dropping into the twenties and occasional sub-zero nights, making efficient heating equally critical across roughly seven months of the year. This dual-load climate keeps local HVAC contractors busy year-round, and the six professionals serving Sisters maintain an average rating of 4.1 stars across more than 3,600 reviews, reflecting a market where experienced technicians are in steady demand.

Installing the right cooling equipment represents a meaningful investment for Sisters homeowners, and costs vary according to system type and home configuration. A window unit suitable for a single room runs from $168 to $784, while a ductless mini-split system for targeted cooling begins around $2,240 and can reach $8,960 for more comprehensive installations. For homes with existing ductwork, central AC replacement typically costs between $3,920 and $13,440, depending on unit efficiency and installation complexity. Oregon law requires these contractors to hold both a Limited Journeyman HVAC license and a CCB contractor license, ensuring that installations meet state safety and technical standards.

The contractors serving this community generate strong word-of-mouth recommendations, particularly regarding responsiveness and technical communication. Second Wind Heating & Cooling maintains a perfect 5.0-star average across 97 reviews, with technician Ryan appearing frequently in customer testimonials for his clear explanations and reliable service. Sisters Heating & Air draws similarly enthusiastic feedback, with reviewers often noting same-day emergency response times and the technician's ability to walk homeowners through system issues without jargon. Roth Home also earns consistent praise for punctual arrivals and same-day availability, reflecting a local market where fast, knowledgeable service earns loyalty.

Frequently Asked Questions

New AC installation in Sisters costs $168-$22,400 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.