Furnace Installation

Even, efficient heat — done right.

High-efficiency furnace installation across the Inland Empire & LA County, sized correctly for your space and installed to spec — with rebate assistance available.

Call 626-777-4822 Schedule service

Same-day appointments most days · Open Mon–Sun · 8:00 AM – 6:00 PM.

Alex Air & Heating technician performing furnace installation in the Inland Empire & LA County

Same-day

Service available across the Inland Empire & LA County — call early and we'll do everything we can to get a tech out today.

Residential & Commercial

A correctly sized, professionally installed furnace delivers even, efficient heat for years. We calculate your heating load, recommend the right efficiency, and install to spec — pairing perfectly with a new AC for a full high-efficiency system upgrade.

What's included

Proper heating load calculation
High-efficiency gas & electric furnaces
Code-compliant, clean installation
Old unit removal & disposal
Manufacturer & utility rebate assistance

Why choose Alex Air & Heating

Licensed & Insured

Honest, Upfront Pricing

Same-Day Service

Satisfaction Guaranteed

Backed by our warranty

Labor warranty 3 Years · Parts warranty 5 Years · Compressor warranty 7 Years. No hidden fees — you approve the price before we begin.

Why choose Alex Air & Heating

What you actually get when you call us.

Same-day appointments.

Call during business hours and we'll do everything we can to get a technician out the same day — with a real arrival window, not an all-day wait.

Upfront pricing, no surprises.

We diagnose, quote, and explain — then you decide. You approve the price before any work begins, with no hidden fees at the end.

Every make & model.

Our licensed technicians service all major HVAC brands, and our trucks are stocked to finish most repairs in a single visit.

How it works

Four steps. No surprises.

You call

Reach us at 626-777-4822. We'll book your appointment and share a real arrival window — not an all-day block.

We diagnose

A full system inspection — refrigerant, electrical, airflow and controls — to find the real root cause, not just the symptom.

You approve

You get an upfront, flat price before any work starts. Repair or replace? We give you the honest numbers.

We fix it

Most repairs are completed on-site the same visit. We test everything, clean up, and confirm your system is running right before we leave.

Related services

Round out your home comfort.

Popular services and plans homeowners pair with this one.

Furnace Repair

Safe, reliable furnace repair for every make and model.

Learn more

Heat Pump Repair

Year-round heat pump repair for heating and cooling.

Learn more

Maintenance Membership

Just $199 per system per year — an annual tune-up, 10% off all repairs, no overtime fees and free filters.

See membership perks

Good to know

Furnace Installation FAQs

Most furnace installations are completed in a single day. We confirm timing and walk you through the new system before we leave.

We calculate your home's heating load to size the furnace correctly — too big or too small both waste energy and comfort.

If both are aging, replacing them together often saves money and ensures the systems are perfectly matched for efficiency.

Yes — we help you handle any manufacturer or utility rebates you may qualify for on a new system.

Service area

Serving the Inland Empire & LA County.

Serving the Inland Empire, Los Angeles County & Surrounding Areas

Check your address

Do we cover your ZIP?

Not sure if you're in our area? Enter your ZIP above — we cover most of the Inland Empire & LA County.

Licensed & insured technicians
Honest, upfront pricing — no hidden fees
Same-day appointments often available

Prefer to talk? Call 626-777-4822

Where we workDon't see your city? Just ask.

19 cities across 4 regions

OntarioRancho CucamongaFontanaUplandMontclairRialtoRedlandsSan BernardinoRiversideCoronaEastvaleJurupa ValleyPomonaClaremontWalnutDiamond BarRowland HeightsChinoChino Hills

Locally owned & operated

An independent local team serving the Inland Empire & LA County.

Same-day appointments

Call during business hours and we'll do everything we can to dispatch a tech the same day.

Fast response times

We answer fast and show up when we say we will.

Need furnace installation?

Same-day service, honest pricing, and licensed technicians who get it right the first time.

Request Service Call 626-777-4822