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Location and Projects

Address
25789 Dollar St, Hayward, CA, 94544
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Spot Free Duct Cleaning Inc

Spot Free HVAC Services has servicing the Bay Area and surrounding region’s HVAC needs for years and enjoys a reputation as among the best in the industry. Our confidence in our service is backed by a 100% satisfaction guarantee; to ensure satisfaction.

When you’re dealing with problems with your heating or air conditioning system, you don’t want to waste time by scheduling repeat repairs or waste money on parts that aren’t needed. Spot Free Air Services will perform a complete inspection of your entire HVAC system, helping narrow down the problem and ensure it’s fixed correctly the first time.

We’ll examine everything — including your heat exchanger, blower motor, belts, filters, and safety controls — and review the overall performance of your furnace and air conditioner to see which components could use some improvement.

Spot Free provides several preventive maintenance services to ensure your furnace and air conditioner are always running in top condition, including periodic inspections and duct cleaning services. No matter the age, brand, type, or even condition of your home’s HVAC system, we have the experience and expertise to handle any climate control problems.

If your current HVAC system is getting on in years or continues to develop the same few problems season after season, Spot Free Air Services can work with you to select a replacement plan, ensuring energy savings and better performance for decades to come.

From BuildZoom: Spot Free Duct Cleaning Inc, 25789 Dollar St, Hayward, CA (Employees: Anson Chong Chau and Brook Haynes) holds a Warm Air Heating, Ventilating And Air Conditioning license according to the California license board.

Their BuildZoom score of 122 ranks in the top 1% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Spot Free Duct Cleaning Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Spot Free Duct Cleaning Inc Services

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HVAC

Spot Free Duct Cleaning Inc Contact Information

Phone: (510) 355-4107
Address: 25789 Dollar St, Hayward, CA 94544

Spot Free Duct Cleaning Inc Hayward

Quality

122
99th percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Spot Free Duct Cleaning Inc has a BuildZoom score of 122, which places them above 99% of 336,931 contractors in California.

Activity

18 projects
 2025
10 projects
 2024
3 projects
 2023
Our building permit records indicate that Spot Free Duct Cleaning Inc has worked on at least 31.0 projects over the past 3 years.

This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.

Pricing

1 project
 < $5k
14 projects
 $5k-$20k
8 projects
 $20k-$50k
Value Not Public: 7.0 projects
The typical size of their permits is approximately $15,450. This graph shows the distribution of these job values.
Pro tip: For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.

Building Permits by Spot Free Duct Cleaning Inc

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Residential - heating and/or cooling equipment
2474 Carisbrook Ct, Hayward, CA, 94542
2025-06-20
Replacement of 2 80% furnaces same location installation of 2 new air conditioning condensers 14-15 seer installation of two new electrical circuits 20 amp each to power up outdoor condensers
Valuation:
N/A
Permit #:
BL-MECHR-2025-00087
Status:
complete
Fee:
$855
Permit Type:
N/A
Building Type:
N/A
Residential hvac
3304 Kemper Rd, Fremont, CA, 94536
2025-10-02
Replacement of furnace same location with new electric air handler installation of new heat pump 18 to 19 seer side of home installation of new electrical 40 to 50 amp circuit
Valuation:
$25,000
Permit #:
BLD2026-02242
Status:
issued
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
Residential hvac
43050 Charleston Way, Fremont, CA, 94538
2024-10-10
Install (n) 95.5% fur/hvac system under home. 18seer heatpump side of home. new electrical circuits to both furnace and outdoor heatpump. install (n)12 000btu wall-mount heatpump system and new 20amp circuit
Valuation:
$27,000
Permit #:
BLD2025-02691
Status:
issued
Fee:
$297
Permit Type:
N/A
Building Type:
N/A
Express mechanical permit - residential
1 Various St, Alameda, CA, 94501
2025-03-19
Installation of new 3 ton 18 seer outdoor heat pump side of home. installation of new 30 amp circuit power up outdoor heat pump
Valuation:
N/A
Permit #:
MW25-0082
Status:
final
Fee:
$277
Permit Type:
N/A
Building Type:
N/A
Express mechanical permit - residential
1245 Hawthorne St, Alameda, CA, 94501
2024-05-02
Replacing same location 2 furnaces 96.7 100k btu installation of 2 new 14 seer 4 ton slim line air conditioning condensers installation of new duct work r-6 in attic home owner to provide electrical circuts for both air conditioning condensers
Valuation:
$45,000
Permit #:
MW24-0119
Status:
final
Fee:
$760
Permit Type:
N/A
Building Type:
N/A
Express mechanical permit - residential
3517 Oleander Ave, Alameda, CA, 94502
2025-08-26
Installation of new heat pump 18 seer. installation of new furnace 80 percent same location. installation of new 40 to 50 amp circuit to power up heat pump
Valuation:
$20,000
Permit #:
MW25-0194
Status:
issued
Fee:
$486
Permit Type:
N/A
Building Type:
N/A
Express mechanical permit - residential
105 Sheffield Rd, Alameda, CA, 94502
2025-06-02
Installation of new heat pump 18 seer rear of home. installation of new 40 amp circuit to power up new heat pump
Valuation:
$14,550
Permit #:
MW25-0135
Status:
final
Fee:
$350
Permit Type:
N/A
Building Type:
N/A
Residential mechanical permit
1477 Burkhart Ave, San Leandro, CA, 94579
2025-07-22
Replacement of furnace and air conditioner same location new 80% gas furnace 40k same location new 18seer 3 ton heat pump same location
Valuation:
$19,000
Permit #:
BRMECH-25-0122
Status:
triage
Fee:
$139
Permit Type:
N/A
Building Type:
N/A
Residential hvac
34404 Dobson Way, Fremont, CA, 94555
2025-07-22
Installation of new outdoor heat pump side of home 18 seer installation of new 40 amp electrical circuit to power outdoor heat pump
Valuation:
$13,000
Permit #:
BLD2026-00337
Status:
complete
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
Residential - heating and/or cooling equipment
25453 Huntwood Ave, Hayward, CA, 94544
2025-09-23
Replacement hvac installation service same location 80% 3 ton 40k btu furnace in attic 15-16 seer 2.5 ton air conditioning condenser
Valuation:
N/A
Permit #:
BL-MECHR-2025-00199
Status:
issued
Fee:
$428
Permit Type:
N/A
Building Type:
N/A
Building permit
5857 Cold Water Dr, Castro Valley, CA, 94552
2025-06-18
Replace furnace like for like - 96% afue 100 btu. relocate/new air conditioning - 15 seer 5 tons number of new/replaced circuits: 1
Valuation:
$23,000
Permit #:
BLD2025-01434
Status:
final
Fee:
$0
Permit Type:
Residential HVAC
Building Type:
N/A
Building permit
5499 Alborg Ct, Castro Valley, CA, 94552
2025-07-01
Remove and replace furnace in same location 97 afue 100k btu install new r-8 duct work addition heat pump 5 ton 18 seer install 1 new 40a circuit
Valuation:
N/A
Permit #:
BLD2024-04322
Status:
final
Fee:
N/A
Permit Type:
Simple permit
Building Type:
N/A
Express mechanical permit - residential
1238 Versailles Ave, Alameda, CA, 94501
2024-09-23
Install new air conditioning condenser side of home 15-16 seer 3 ton install new electrical circuit to power up air conditioning condenser
Valuation:
$11,000
Permit #:
MW24-0227
Status:
final
Fee:
$332
Permit Type:
N/A
Building Type:
N/A
Building permit
3150 Kelly St, Fairview, CA, 94541
2024-04-17
1. new furnace and air conditioning installation - 95.5% afue 40k btu 14 seer 2 ton. 2. install a 30 amp/220-volt circuit with (8) r-6 ductwork
Valuation:
N/A
Permit #:
BLD2024-00716
Status:
final
Fee:
N/A
Permit Type:
Simple permit
Building Type:
N/A
Residential trade
1005 Laguna Creek Ln, Pleasanton, CA, 94566
2025-07-01
Replacement of air conditioner same location side of home
Valuation:
$9,900
Permit #:
B25-1824
Status:
issued
Fee:
$121
Permit Type:
N/A
Building Type:
N/A
Residential hvac
3238 Canterbury Ct, Fremont, CA, 94536
2021-06-22
Replace existing furnace move into attic. efficiency - 96.7 60000 btu. addition air conditioning condenser side of home - 3 ton 16 seer. install new 30 amp circuit to power up air conditioning condenser
Valuation:
$14,000
Permit #:
BLD2021-07840
Status:
complete
Fee:
$307
Permit Type:
N/A
Building Type:
N/A
Residential mechanical permit
1522 137th Ave, San Leandro, CA, 94578
2024-07-01
Install (n) ducted 96% afue furnace in new location of attic and installing more than 25 feet of (n) ductwork
Valuation:
$15,000
Permit #:
BRMECH-24-0108
Status:
final
Fee:
$680
Permit Type:
N/A
Building Type:
N/A
Residential trade
6106 Kavala Ct, Pleasanton, CA, 94566
2024-06-03
Replacement of furnace and air conditioning in same location. 80% afue 17 seer 3 ton 70 btu cal certs verified
Valuation:
$15,900
Permit #:
B24-1528
Status:
final
Fee:
$252
Permit Type:
N/A
Building Type:
N/A
Building permit
3657 Christensen Ln, Castro Valley, CA, 94546
2024-08-06
Install a new heat pump 18 seer carrier and the left side of the building install of new 30-40 amp circuit breaker
Valuation:
N/A
Permit #:
BLD2024-02136
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building permit
15558 Usher St, Ashland, CA, 94580
2025-08-26
Relocate/new mini-split - 24000 btu 19 seer 9 hspf number of new/replaced circuits: 1
Valuation:
$15,000
Permit #:
BLD2025-02990
Status:
final
Fee:
$0
Permit Type:
Residential HVAC
Building Type:
N/A

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