CPI Service
About CPI Service
CPI Service provides professional hvac services in San Francisco, CA. Provides professional furnace services, including installation, repair, replacement, and maintenance, backed by licensed technicians and 24/7 emergency service. They offer transparent pricing and commitment to quality workmanship. ([cpiservice](/furnace-services/?utm_source=openai))
6 years in business
Services
AC Repair
FeaturedDiagnose and repair cooling issues including compressor, capacitor, fan motor, and refrigerant leaks.
Starting at $250 / per repair
AC Tune-Up
FeaturedComplete AC maintenance including filter replacement, coil cleaning, refrigerant check, and thermostat calibration.
Starting at $100 / per visit
Duct Cleaning
Professional air duct cleaning for improved air quality. Includes supply, return, and dryer vent cleaning.
Starting at $250 / per home
Furnace Repair
Diagnose and repair heating system issues including igniter, blower motor, heat exchanger, and thermostat.
Starting at $250 / per repair
New System Installation
Full HVAC system replacement including air handler, condenser, ductwork inspection, and thermostat. Includes permits.
Starting at $5150 / per system
Location
Serving the San Francisco Bay Area
San Francisco, CA 94102
Typical Hvac Costs in San Francisco
$200–$800
Costs vary based on project scope, materials, and complexity. Get a free quote from CPI Service to compare pricing in San Francisco.
Hours of Operation
Services Offered
AC Repair
Diagnose and repair cooling issues including compressor, capacitor, fan motor, and refrigerant leaks.
$250
starting at
AC Tune-Up
Complete AC maintenance including filter replacement, coil cleaning, refrigerant check, and thermostat calibration.
$100
starting at
Duct Cleaning
Professional air duct cleaning for improved air quality. Includes supply, return, and dryer vent cleaning.
$250
starting at
Furnace Repair
Diagnose and repair heating system issues including igniter, blower motor, heat exchanger, and thermostat.
$250
starting at
New System Installation
Full HVAC system replacement including air handler, condenser, ductwork inspection, and thermostat. Includes permits.
$5,150
starting at
Reviews
4.6
7 reviews
7 reviews
Darius P.
They handled a tricky situation that two other companies said they could not fix. Not only did they fix it but they did it for less than the other quotes. Problem solvers.
Melissa C.
Recommended them to my sister last month and she had the same great experience. When a company can deliver consistent results to different people at different times, you know they are legit.
Response from CPI Service
Thank you! We are glad to consistently meet your expectations and will keep striving to exceed them.
Desmond R.
We have used them through an entire renovation at this point. Kitchen, bathroom, and basement. Every phase was handled professionally with clear timelines and fair pricing throughout.
Response from CPI Service
Thank you for sharing your experience! It is customers like you who make what we do so rewarding.
Tina M.
I manage three properties and they handle maintenance for all of them. The consistency across different job types and different locations tells me their systems and training are solid.
Jill I.
Thermostat was reading 78 but the house felt way hotter. Tech found the sensor was off and the refrigerant was a pound low. Quick fix but wouldnt have known without calling.
7 people found this helpful
Response from CPI Service
Thank you for the feedback! We are glad the experience was positive overall.
Richard F.
Thermostat upgrade to a smart one. They installed it and set everything up including the app on my phone. Took about an hour. Simple job but nice not to deal with wiring myself.
1 person found this helpful
Response from CPI Service
What a wonderful review! We are honored to have earned your loyalty and look forward to serving you for years to come.
Amanda B.
Second time using them and the quality is just as good. They remember our setup from the first visit which saves time. Honest pricing and reliable results every time.
Response from CPI Service
We appreciate the review! Always looking to improve and your input helps.
Service Area
Serves San Francisco and surrounding areas
Frequently Asked Questions
Last updated April 2026
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