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ADRIUM Service Solutions
(925) 999-4095 · San Ramon, CA · CSLB #1136642 · BBB A+

HVAC service · Bay Area

HVAC Installation · Bay Area

Heat pumps, furnaces, air handlers, and ductless systems. Manual J sizing, Title 24 compliance, permits pulled. Done once, done right.

  • $75 diagnostic (waived with repair)
  • Same-day best effort
  • Insured · CSLB #1136642
Call (925) 999-4095

Scope of work

What we do. What we fix.

What we do

A replacement system is the most expensive HVAC decision a homeowner makes, and the one most likely to be sold on fear and a round number. We do it differently. We size the system to the house with a Manual J load calculation, we pull the permit, we install to code and to Title 24, and we give you a written quote you can read before you sign anything.

Oversizing is the most common installation mistake in the Bay Area, and it is not in the contractor’s interest to admit it. A system too big for the house short-cycles, never dehumidifies, wears out early, and costs more up front. We size to the actual load, not to the square footage on a napkin.

A Heat Pump Replacement, Start to Finish

Two new Goodman heat pump condensers installed side by side on a dual-zone replacement in Morgan Hill
A dual-zone heat pump replacement in Morgan Hill. Two new condensers replacing tired equipment, with matched air handlers and a new thermostat inside. When the old system is past its life, a properly sized and cleanly installed replacement is what we deliver, not a panic upsell.

What we install

  • Heat pumps. The system the Bay Area and California incentives are pushing toward. One unit for heating and cooling, high efficiency, and electrification-ready. We size, install, and commission with the charge weighed to spec.
  • Gas and electric furnaces. When a customer is keeping gas heat, we install a properly sized, sealed-combustion furnace and verify the venting and combustion air.
  • Air handlers and coils. Matched to the outdoor unit. A mismatched coil kills the efficiency you paid for, so we install matched systems.
  • Ductless mini-splits. Single and multi-zone, for additions, ADUs, and homes without ductwork. Mitsubishi and Daikin are our go-to lines.

How we quote

We measure the home, run the load calculation, and look at your existing ducts and electrical before we give a number. The quote is written, itemized, and good as written. No “today only” pricing, no scare tactics about your old system, no commissioned salesperson. If the honest answer is that a repair buys you a few more years, we will say so.

Permits, Title 24, and rebates

California requires a permit and Title 24 compliance documentation on system changeouts. We pull the permit and handle the documentation. We also point you to the heat-pump rebates and incentives you qualify for, because leaving that money on the table is common and avoidable.

Our HVAC division

Installation and system design is the core of our sister brand, Bay Area HVAC Service, including full Manual J, Manual D duct design, and Title 24. Same owner, same CSLB license, same crew.

Where we work

Cities we cover across the Bay Area.

Don't see your city? We cover most of the Tri-Valley, Diablo Valley, Inner East Bay, and Mid-Peninsula. Ask when you call.

Pricing & warranty

No mystery numbers.

  • Diagnostic

    $75

    Waived when you book the repair with us.

  • Repair warranty

    3 mo to 1 yr

    Parts + labor on completed repairs. Term varies by part.

  • Repair cost

    Quoted

    Final cost depends on parts and the time the job takes. Written quote before we start.

Need hvac installation?

Tell us what's broken. We'll quote it.

Call (925) 999-4095
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Schedule a visit

Tell us what you need

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What kind of appliance?
Which brand?
What's wrong, or what do you need?
Where can we reach you?

Request received.

Andrew will call you back during business hours to confirm the visit.