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Engineered Comfort, Measured In Degrees.

Same-Day HVAC, Heating and Air Conditioning in Pleasanton and the Bay Area

Under 24-hour emergency dispatch
100% upfront, line-item pricing
NATE & EPA certified technicians

Locally owned · Licensed & insured · Serving the Bay Area

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N.02 / Services

HVAC across the Bay Area.

HVAC Installation

Furnace, AC, heat pump and mini-split, sized and permitted.

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HVAC Service

We find the failed part, then fix that part.

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Refrigeration

Walk-ins, reach-ins, and line work that cannot wait.

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Heating

Furnace, boiler, and heat pump repair, done right the first time.

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Maintenance

Seasonal tune-ups for homes and businesses alike.

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Duct Cleaning

NADCA-protocol cleaning for allergens and buildup.

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NATE & EPA certified technicians

Transparent, line-itemised pricing

24/7 emergency dispatch, Bay Area

Residential & commercial scope

N.03 / Field Work

From the field.

Team

Onzone senior technician performing diagnostic

FIG. G.01 / Service

Senior Tech, Refrigerant Diagnostic

Indoor

FIG. G.02 / Indoor

Mitsubishi 1-Way Ceiling Cassette

Outdoor

FIG. G.03 / Outdoor

Dual-Zone Condenser Pair

Indoor

Ceiling cassette installation in progress

FIG. G.04 / Indoor

Cassette Install, Protected Workspace

Indoor

FIG. G.05 / Indoor

Corner Cassette, Plenum Detail

Outdoor

FIG. G.06 / Outdoor

Mitsubishi Multi, 4-Ton Capacity

Outdoor

FIG. G.07 / Outdoor

Cooper & Hunter Mini-Split

Team

FIG. G.08 / Service

On-Site, Commercial Diagnostic

Mechanical

FIG. G.09 / Mechanical

Mitsubishi Air Handler, Closet Mount

Indoor

FIG. G.10 / Indoor

Wall-Mount Split, Residential

Indoor

FIG. G.11 / Indoor

Modern Cassette, Flush-Mount

Outdoor

FIG. G.12 / Outdoor

Mitsubishi Electric, Conduit Run

Mechanical

FIG. G.13 / Mechanical

Blower Cabinet, Insulated

Mechanical

FIG. G.14 / Mechanical

Attic Air Handler, Full Distribution

Outdoor

FIG. G.15 / Outdoor

Refrigerant Lineset, Brazed Joints

Indoor

FIG. G.16 / Indoor

Galvanized Cabinet, Mechanical Bay

Outdoor

FIG. G.17 / Outdoor

Conduit Runs, Exterior Routing

Mechanical

FIG. G.18 / Mechanical

Attic Distribution, Structural Pathway

Outdoor

FIG. G.19 / Outdoor

Navien Tankless Water Heater

Team

FIG. G.20 / Service

Commercial Rooftop, Refrigerant Service

N.04 / CONTACT

Thank you for your interest in Onzone Heating and Cooling.

(650) 698-7979
support@onzone-ca.com
Open 24/7, emergency dispatch anytime.

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Same-Day HVAC, Heating and Air Conditioning in Pleasanton and the Bay Area

HVAC across the Bay Area.

HVAC Installation

HVAC Service

Refrigeration

Heating

Maintenance

Duct Cleaning

From the field.

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