HVAC SERVICE · WALNUT CREEK, CA · 94595 · 94596 · 94597 · 94598
HVAC Services in Walnut Creek, CA
Downtown condos to Shell Ridge homes. Full HVAC service for Walnut Creek.
7AM – 7PM, 7 days a week · No overtime charges · CSLB #1136642
- Licensed · CSLB #1136642
- 4.9★ Google · 500+ Verified Reviews
- NATE Certified Technicians
- EPA 608 Certified · MCE Participating Contractor
- BBB A+ Accredited
WALNUT CREEK HVAC CONTEXT
HVAC in Walnut Creek — what we see in your homes
Climate
Diablo Valley, slightly warmer summers than coast but milder than Tri-Valley inland. Summer highs typically 85–92°F, winter lows 35–40°F.
Housing Stock
Mix of downtown condos (1970s–2000s), mid-century homes in Lafayette-adjacent neighborhoods, and newer Shell Ridge and Northgate developments. High-rise condo HVAC often limited to compact systems or PTAC/VRF equipment.
Typical Systems
Condo HVAC (compact AC + furnace, ductless retrofits common), mid-century whole-home replacements, newer home multi-zone. Downtown condo electrical capacity is often the limiting factor for heat pump upgrades.
Walnut Creek’s mix
Walnut Creek covers a wide range: downtown condos, older Saranap and Walnut Heights single-family homes, the Northgate corridor, and the Rossmoor 55+ community. Each has its own HVAC pattern. Downtown condos are mostly PTAC, compact ducted, or VRF systems; Saranap and Walnut Heights are 1950s to 70s ranches with original equipment near end-of-life; Rossmoor has a mix of 1960s and later builds with HOA-managed exterior considerations.
Condo work
We service condos and apartments across Walnut Creek. The system types are different from single-family: PTACs in some buildings, ductless mini-splits as retrofits, and VRF in newer construction. We don’t push for whole-system replacement when a targeted repair will keep a unit running another 5 to 10 years. That’s especially relevant for condo owners coordinating with HOA capital plans.
MCE territory partial coverage
Walnut Creek is partially on MCE service, depending on neighborhood. Your utility bill will tell you whether you’re MCE or default PG&E generation. If you’re on MCE, the heat pump rebate applies on qualifying installs. We check this at quote time so the rebate stack on your estimate matches your actual electricity service.
WHAT WE DO
Full HVAC services for Bay Area homes & businesses
Heat pumps, furnaces, AC systems, ductless mini-splits, installations, and maintenance. Factory-trained on Daikin. Certified on every major brand.
AC Repair
When your AC quits in July, we show up the same day across our core service area. No overtime charges.
From $75 diagnostic
Learn more →Furnace Repair
Gas, electric, or heat pump–based — we inspect, explain, and fix. Safety comes first.
From $75 diagnostic
Learn more →Heat Pump Install & Service
BayREN, MCE, PG&E, EBCE, and manufacturer rebates available on qualifying installs. We check what’s currently paying and handle the paperwork.
Rebate-eligible
Learn more →Ductless Mini-Split
Perfect for older Bay Area homes without ductwork. Factory-trained on Daikin & Mitsubishi.
From $5,500 single-zone
Learn more →HVAC Installation
Whole-home systems. Carrier, Daikin, Lennox, Trane, Mitsubishi, Goodman, and more.
From $6,500
Learn more →Maintenance Plans
Extend equipment life by 5–7 years. Priority scheduling. Keeps your warranty valid.
Bi-annual tune-ups, 15% off repairs
Learn more →RECENT WORK
Recent Work in Walnut Creek
New Goodman 5-ton heat pump condenser with disconnect box and wiring, Union City
Newly installed dual Goodman air handlers after full system replacement, Morgan Hill
Samsung ceiling cassette mini-split fully operational after PCB replacement, Pleasanton
New draft inducer motor installed in Ruud furnace, quiet operation restored, Alamo
WHAT OUR NEIGHBORS SAY
4.9★ across 500+ verified Google, Yelp, and Thumbtack reviews
Real names, real cities, real jobs. Click any review to verify on the platform.
We had a heater making some truly scary noises, so we called ADRIUM because several friends highly recommended them. Andrew was out here incredibly fast. He took the time to explain all our options — no pressure to upsell, just honest, considerate service. It’s rare to find this level of transparency and personal care these days.
Came out to fix my furnace and I couldn’t be happier with the level of service. Arrived quickly, the technician was friendly, and my problem was fixed in no time. Highly recommend.
Sandy Lopez
Alamo · Furnace Repair
January 2025
Verified Google review
Great team. Technicians are knowledgeable, friendly, and always on time. They did an amazing job quickly and efficiently. Highly recommend.
Rose Porter
Blackhawk · AC & HVAC
August 2024
Verified Google review
Extremely professional and always prompt and courteous. Extensive knowledge of HVAC and always willing to go the extra mile to ensure the job is done right.
Daljit Caur
Dublin · HVAC
May 2024
Verified Google review
Quickly identified and fixed the problem at a fair price. Knowledgeable, friendly, efficient. Definitely recommend.
Hao Dong
Livermore · HVAC
March 2025
Verified Google review
Professional, knowledgeable, and quick in diagnosing and fixing the problem. Highly recommend.
Krishnam C.
Pleasanton · HVAC
February 2025
Verified Google review
Extremely satisfied with the service. The technician was friendly, knowledgeable, and efficient. Work was done quickly and I felt like I was getting great value. Highly recommend.
Willow Smith
Danville · HVAC
November 2024
Verified Google review
SAVE ON INSTALLATIONS
Stack utility, CCA, and manufacturer rebates. We handle the paperwork.
We work with BayREN, MCE, PG&E, EBCE / Ava, and manufacturer instant rebate programs. Eligibility, amounts, and program funding vary — we confirm what’s actually paying when we write your estimate. Federal 25C credit expired Dec 31, 2025.
Heat pump rebates
Bay Area Regional Energy Network programs run on annual funding cycles. Heat pump rebates have been available in past cycles; we check current eligibility, budget, and program status when we write your estimate.
Limited budgetHeat pump rebate
MCE's residential heat pump HVAC rebate is paid per ton of installed capacity to MCE customers. Participating contractor required — we are. Amounts and territory confirmed at quote time.
Participating contractorEquipment & thermostat
Rebates on ENERGY STAR® qualifying equipment in PG&E territory. Smart-thermostat rebate available on most installs. Amounts vary by quarter — confirmed at quote time.
Eligible installsFAQ
HVAC in Walnut Creek — Common Questions
Do you service condos and apartment buildings in Walnut Creek?
How quickly can you reach my Walnut Creek home?
What's the typical cost for ductless AC installation in an older Walnut Creek condo?
Get HVAC service in Walnut Creek
Call us or send a few details — we'll respond the same day. Serving Walnut Creek and surrounding cities.
(925) 999-40957AM – 7PM · 7 days
Same-day estimates · Written quotes · CSLB #1136642
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For urgent AC or heating emergencies, please call (925) 999-4095.
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