Room-by-room comfort
Each indoor head has its own thermostat, so bedrooms, offices and living areas can run at different temperatures.
Mini-split installation in Hercules for bedrooms, bonus rooms, ADUs and whole homes. HAXX plans head placement, circuits and permits.
Serving Victoria by the Bay, Village Park, Hercules by the Bay, Olympian Hills, Foxboro and the Waterfront and the rest of Hercules. Share your address to confirm availability.

Mini-splits heat and cool rooms without ductwork. They fit homes with no ducts, additions, ADUs, garages and the hot room the central system never reaches.
Each indoor head has its own thermostat, so bedrooms, offices and living areas can run at different temperatures.
A small line set connects each head to the outdoor unit through a wall opening, so there is no duct work to run.
One outdoor unit can serve one room or several, depending on the layout and loads.
Wall, ceiling cassette or concealed ducted heads, chosen around furniture, windows and looks.
Dedicated circuit, disconnect and a clean condensate route planned before the install.
Mechanical and electrical permits and the city inspection handled by HAXX.
Upstairs bedrooms in two-story Hercules homes often run warmer than the rest of the house. A ductless head fixes the hot room without reworking the main system.
A single-zone wall unit gives a bonus room or primary bedroom its own heating and cooling.
Compact outdoor units fit small patios and decks. HAXX helps you plan for HOA rules on placement and line set covers.
HAXX installs Mitsubishi Electric single and multi-zone systems, including models rated for efficient heating.
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“Thorough diagnostics of A/C system, identified and repaired the issue quickly!”
“Service was performed well and on time. Service person was highly skilled and provided easy to understand options to deal with the issue. Price for diagnostics was reasonable and easy to pay online.”
“Our commercial building had several HVAC problems, and their team carefully diagnosed each unit, explained the available options, and never pressured us into unnecessary replacements. They worked hard to repair what could be repaired and kept us informed throughout the process.”
Existing equipment, home layout and what you want to improve.
Sizing, airflow, equipment placement and electrical needs.
Options, exclusions, permit requirements and any eligible incentives.
Confirm equipment, scheduling and handover details with HAXX.
A closer look at recent heating and cooling work by HAXX.

On site during a commercial VAV box repair: access above a suspended ceiling, equipment and the work in progress.
Explore recent projects
Mitsubishi leak detection.

Heat pump installation.

Outdoor heat pump installation.

Heat pump air handler installation.

Heat pump air handler service.

Lennox ac installation.

Compressor replacement.

Leaking coil replacement.
Often, yes. A multi-zone system sized room by room can handle heating and cooling for the whole house in this climate.
Yes. The outdoor unit needs a dedicated 240-volt circuit and disconnect, which HAXX installs under the same permit.
Often, yes, with a multi-zone system or several heads. A load calculation shows how many zones a home needs.
A single-zone system is often one day. Multi-zone systems typically take two to three days.
Share the property, equipment and questions you have in mind.
(408) 901-8315
Call HAXX to discuss your property and scheduling.
