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The Lennox Ultimate Comfort System — thermostat, coil, air conditioner, and furnace

Air Conditioning Installation & Replacement in Lodi

When Lodi hits triple digits, your AC is not a luxury. We install it like that’s true: measured to your home, priced in writing, guaranteed on paper. Same name on the door since 1969.
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or call (209) 368-4264 — phones answered 24/7

AC down in a heat wave? Almost every replacement is running again in one day — and our top packages put that promise in writing, below.

See real AC prices ↓

Badges are easy to print and hard to earn. Four Lennox Centurion Awards put All-Air in the top 5% of Lennox dealers in the country, and Premier Dealer status is why we’re qualified to install and service the Dave Lennox Signature Series — air conditioners included. The 4.9 stars beside our name come from 500+ Google reviews by Central Valley homeowners — many written the week their AC gave out. Our BBB A+ rating shows how we handle the rare job that goes sideways. And the same name has been on the door since 1969 — 57 Lodi summers and counting.

The Right Size AC for a Lodi Summer

From the Owner
Kevin Gutierrez, owner of All-Air Heating & Air Conditioning in Lodi

Capacity isn’t comfort.

Hi, I’m Kevin Gutierrez, the owner. I’ve spent almost thirty years in this trade, and a lot of it fixing air conditioning installs where the equipment was fine and the house never had a chance. All over central and east Lodi there are rooftop package units that went in years ago with return air too small to feed them — the unit strains its whole life, and the house never quite cools. The contractor sized the box and skipped the math.

That’s why every install we quote starts with your home — the ducts, the return air, the layout — and not with the sticker on your old unit. The equipment is one part of the system. Your house is the rest of it.

Kevin Gutierrez · Owner

Not just my opinion: ENERGY STAR’s install-quality fact sheet reports more than half of all HVAC systems in U.S. homes are believed to perform poorly due to one or more installation issues.

Why size is the whole ballgame in the Valley. Bigger is not better. An oversized AC cools the air fast and then shuts off — before it’s pulled the humidity out and before air has mixed through the house. You get hot back bedrooms, constant stop-and-start running that wears out the compressor, and cold rooms that still feel damp. Undersized, it runs flat-out through every 105° afternoon and never catches up. And the unit is only half of it: the return air — the vents that pull air from your rooms back to the system — has to feed it. And in our Valley attics, leaky ducts can pour the cooling you paid for into the attic before it ever reaches a room — we test for that on the same visit. Sealing ducts is the exact work HGTV’s Celebrity IOU featured our crew doing, with Aeroseal, in 2024. That’s why our estimate starts with a tape measure, not a catalog.

SEER2, in plain words. Every new AC carries an efficiency rating called SEER2 — think of it as miles per gallon for cooling. Higher SEER2 costs more up front and uses less electricity every hour it runs — and in a Lodi summer, it runs a lot of hours. For scale: today’s legal minimum beats the best equipment money could buy in 1985. We’ll price the sensible option and the efficient option side by side and give you our honest read.

The rating you bought isn’t the rating you keep. Skip the maintenance and it drifts — dirt and wear can quietly cost you 10 or even 20 percent of the cooling you paid for, and the electric bill climbs to cover the loss. (We can measure where yours really sits — airflow, refrigerant, temperatures — on the free in-home visit.) Two things protect it: a clean, right-sized install on day one, and a tune-up every year after. That’s exactly why every new install includes the first year of Club membership.

After the install: your Lennox parts warranty — up to 10 years when registered — is ours to register for you — and on our top packages, our own No Cracked Eggs pledge rides on top of it. And the same company answers the phone next summer, and the one after. Three owners since 1969 — that’s the whole list.

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What a New AC Costs in Lodi — Real Numbers

Nobody in this business likes to put prices on a website. Here’s our honest math on air conditioning replacement cost in Lodi — real numbers from our current price book and 296 written quotes over the last 18 months:

Just the AC: about $10,300–$32,000 — that’s the whole menu, from a basic one-speed 2-ton to a top-of-the-line 5-ton that adjusts its speed to the weather. The 10% cooling coupon on this page brings the entry point under $9,400.

AC + furnace together — where most families land: menu prices $15,000–$25,000 — the heart of the menu, not the top of it. And the part nobody publishes: after coupons and discounts, what families actually paid us mostly landed between $11,000 and $19,000.

Whole-home projects — top-tier equipment, new ductwork, the works — can run past $40,000.

Why the spread? Every quote — ours or anyone’s — comes down to four costs: the equipment, the materials, the labor, and the legal side (permits, insurance, taxes, and the safety rules the building code requires). The difference between companies is what’s inside each box. A bid that’s much cheaper cut something out of one of them — usually the part you can’t see. One place we start ahead: we buy the equipment straight from Lennox, factory-direct — so there’s no distributor markup hiding in the first box.

We install split systems, heat pumps, and rooftop package units. Your exact number comes from your home, in writing, before any work starts. And it holds: the price we quote is the price you pay for the work we quoted.

How buying an AC from us works

1. We measure your home — square footage, sun exposure, ducts, and especially the return air. The right size comes from a load calculation, not from “match the old one.”

2. You see every option, side by side. Good, better, best — real equipment, real prices, on one menu. We’d rather you know everything your system could do and pick what fits than find out later from a neighbor.

3. You choose. The visit is free, at your house, and nobody leans on you — you end up with every option and its price in writing. Take your time. If a repair gets your current AC through another summer honestly, we’ll tell you that instead.

R454B — the new refrigerant, in plain words. As of 2025, new AC systems come with a new refrigerant — R454B — the industry’s answer to tighter environmental rules. New systems are built for it, so your install is current from day one. Old systems can’t use it — and the old refrigerant is being phased out, which is slowly making big repairs on older systems more expensive. And mixing eras doesn’t work: the indoor coil and outdoor unit have to speak the same refrigerant, which is why “just replace the outside unit” is usually off the table now.

Told you need a whole new AC and not sure? Read our straight-answer guide: Repair or replace? If a repair is the right answer for your home, that’s the answer we’ll give you — even though we sell systems. The older the AC, the smaller the repair bill that still makes sense — when we visit, we’ll work out together where yours sits.

A technician with a tablet at a Lennox air conditioner

Guarantees With Teeth — in Writing

Real pledges with real terms, in writing — some ride on every AC we install, and our top system packages carry the full set. Your quote lists yours by name. These promises are for you, at the home where we installed the system. They don’t transfer if you sell the house. The full text lives on our Guarantees page. And a 10-year promise only means something from a company you’ll still find in 10 years — the name on ours has been on the door since 1969.

The ones that matter most on install day:

Running in 24 Hours

On our top system packages, speed is in writing: up and running within 24 hours of our arrival, or we put you up in a local hotel for the night. The We Fit the Bill pledge.

Compressor, 10 Years

If your AC’s compressor fails within the first 10 years, we replace it at no cost to you — Lennox backs the part, we back the labor, the refrigerant, and everything else. The No Cracked Eggs pledge, carried by our top two packages.

Comfort Made Right

If the comfort we promised isn’t there, we make the modifications, upgrades, or repairs free for up to one year after installation. The Happy Habitat pledge.

Price Match +$50

If a licensed contractor quotes you less for the same system, installed the same way, with the same warranties — we refund the difference plus $50. The Huddle Up pledge.

First Year, 100% Happy

Within the first year of your new installation, if you’re not 100% happy with your purchase, we make it right. It’s that simple — the Partnership pledge, our flagship package’s promise.

Background Checked

Every installer who enters your home is background-checked and drug-tested first — and works with floor protection and shoe covers down.

What Happens on Installation Day

Six things we do on every install that plenty of companies skip. A rough install costs you four ways — efficiency, your home, your safety, and years off the equipment’s life. Why we’re this careful: the same ENERGY STAR research under Kevin’s note up top adds that an improper install can cut performance by as much as 30%. Source: energystar.gov.

Our own crew — Ray, Jordan, Vinh, Hugo, and Robert — do every install; you’ll spot their names all over the reviews below. We’ve spent years fixing other companies’ shortcuts: tilted condensers sinking into dirt, kinked refrigerant lines, missing line insulation. Below: two of our own jobs — the kind of unit we replace, and the install we leave behind. Ask to see more anytime.

An aging air conditioner condenser before replacement
BEFORE — the kind of unit we replace: grimy, rust-stained, straining away under an eave.
A new Lennox air conditioner installed on a clean pad
AFTER — what we leave behind: a new Lennox on a clean pad, tidy lines, done right.

“My 25 year old air conditioner was definitely ready to be replaced so I checked with 3 different companies. The third company I called was All-Air and I immediately felt good about them. Jackie was able to schedule Hugo to come out that very day and as soon as I met him I felt like I could trust him and he was very knowledgeable and not pushy!!”

Loralee Lemon · Google review

Code, Met or Beaten

The install meets or exceeds city, county, and state code requirements.

We Pull the Permit

Every install, no exceptions. The permit protects you at resale — if a bid doesn’t mention one, ask what else it doesn’t mention. CSLB #959972.

Sizing Checked Again On Site

Before any equipment goes in, we re-measure at your house — the rooms, the ducts, the return air. No guessing from the old unit.

Refrigerant Reclaimed

Old refrigerant is recovered and recycled — never vented. It’s the law, and it’s right.

Haul-Away Included

Old equipment and materials leave with us and get disposed of properly.

Your Home Respected

Floor protection, shoe covers, and a clean work area when we leave.

ALL AIR 100% satisfaction guarantee badge with penguin mascots symbolizing trusted and high-quality air conditioning services

Why We Install Lennox — On Purpose

Fair question, straight answer: every major maker builds capable machines. What separates companies is how the equipment is bought, who installs it, and who stands behind it. We buy straight from Lennox — factory-direct, no distributor between your home and the factory — and Premier Dealer status is why we can offer the Dave Lennox Signature® Series most shops can’t. What the relationship looks like: a customer spotted a small cosmetic gouge on the coil of a brand-new unit. We called Lennox — they sent a whole new unit. Not every ask goes that way. But when something’s wrong, you want the company the factory answers.

Our Guarantees

Financing That’s Real

A new system is a real investment — so the money talk stays as honest as the sizing math. You can pay monthly through one of our three lending partners; the real numbers go on your written quote — no teaser math, no surprises at signing. Rebates and tax credits come and go — you’ll see some named on our coupons — so we won’t promise them here: when we quote your job, we’ll tell you which ones are actually real for your project right now. Your advisor runs the real monthly number for each option you’re considering — before you decide, not after.

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Current Cooling Specials for Lodi Homeowners

Air Conditioning Installation

10%OFF

Take 10% off when installing a new air conditioning unit.

  • Manufacture rebates
  • Utility Rebates
  • Government Rebates
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AC Service Diagnostic

$50OFF

Take $50 off our $99 Service diagnostic charge.

  • Factory Trained Techs
  • Parts House On Wheels
  • Always On Time
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Air conditioning Tuneups

$49OFF

New customers: take $49 off your first AC Tune-Up. Not combined with the $249 Combo price.

  • 67-Item Written AC Checklist
  • Readings Written Down
  • A Report You Keep
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What Our Lodi Customers Are Saying About Our Service

4.9from 513 Google reviews

Frequently Asked Questions

Air Conditioning Installation & Replacement Services in Lodi, CA

Installs We Do Most

  • Split Systems
  • Heat Pumps
  • Rooftop Package Units
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Heat Pumps & Ductless Mini-Splits

Whole-Home Humidifiers

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Lodi, CA, and Surrounding Areas

…plus the Woodbridge, Victor, Acampo, and Lockeford communities around Lodi.

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