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Z & H Mechanical Contractor

No ratings collected yet San Francisco, California

56 NEWTON ST, San Francisco, CA 94112, USA

License checked License #901598 19 yrs experience

Verify this license yourself at the California Contractors State License Board (CSLB).

(415) 671-9138
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When the air conditioner stops cooling during a warm spell, or the furnace starts short-cycling on a foggy morning, San Francisco homeowners usually want one question answered fast: who can come out and fix it right? Many start by searching for AC Services or an HVAC contractor near me, then compare a few local options before they choose. Z & H Mechanical Contractor is a California HVAC contractor that holds contractor license #901598, licensed since 2007, with 19+ years in the trade. The company serves residential and light commercial customers across the city.

Local market — San Francisco

HVAC pros here

218

Have a website

56%

Cooling demand

113

Heating demand

2,909

Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).

Services Offered

AC Services in San Francisco Heating Services in San Francisco Ductwork Services in San Francisco Heat Pumps in San Francisco Furnace Services in San Francisco Thermostat Services in San Francisco Emergency HVAC in San Francisco Maintenance & Tune-up in San Francisco

Service Area

San Francisco, California All of California

Location

About Z & H Mechanical Contractor

The work covers the full range of comfort systems. AC Services include refrigerant level checks, coil cleaning, and electrical component testing. Heating Services and Furnace Services cover ignition and burner inspections, heat exchanger checks, and safety testing. Heat Pumps, Ductwork Services, and Thermostat Services address efficiency, airflow, and control problems, from sealing leaky duct joints to programming and wiring new controls. Emergency HVAC calls get prompt attention, and scheduled Maintenance & Tune-up visits help prevent breakdowns before they start.

San Francisco presents its own conditions. Cool marine air, damp weather, and older buildings with tight mechanical spaces all affect how systems perform and wear. A technician who knows these patterns can spot humidity-related corrosion, undersized ductwork in converted rooms, or thermostat placement that misreads the actual temperature of a flat.

If you are comparing local HVAC pros, look for clear answers about the work, a written estimate, and a license you can verify. Z & H Mechanical Contractor welcomes those comparisons. Learn more about the company and its services through HVAC Service Fast.

Frequently Asked Questions

What services does Z & H Mechanical Contractor offer?
Z & H Mechanical Contractor provides AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up.
Which areas does Z & H Mechanical Contractor serve?
The company serves San Francisco, California, and the surrounding customers who need HVAC work within the city.
How do I choose a licensed, insured HVAC contractor in San Francisco?
Verify the contractor's license number on the California Contractors State License Board website and ask for proof of liability and workers' compensation insurance. Comparing written estimates from several local companies also helps you spot fair pricing and clear scopes of work.
What should I check before hiring an HVAC professional?
Confirm the license status, request a written estimate that lists parts and labor, and ask about warranties on both equipment and workmanship. Also ask whether the technician will explain the findings and recommended repairs before any work begins.
What are signs it is time to call an HVAC professional?
Call a professional if the system runs constantly without reaching the set temperature, makes grinding or banging noises, or produces uneven heating or cooling between rooms. A sudden rise in energy bills, a burning smell, or frequent thermostat or breaker problems also warrants prompt service.

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