Sized Right. Installed Right. Built to Last.

Furnace Installation in Indiana, PA

A new furnace is a long-term investment in your home’s comfort, safety, and efficiency. We approach every furnace installation in Indiana, PA with proper system design and sizing.

Free estimates on all installations.

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80th anniversary emblem: round beige badge with dark blue border and stars surrounding the text 80 years
Est. 1946 · Celebrating 80 Years
Serving Indiana County Since 1946

80 Years of Trusted Heating, Cooling & Plumbing


Open furnace cabinet showing internal components: blower, wiring harnesses, gas valve, pressure gauge, and a gloved hand reaching inside.

Furnace Installation and Replacement Services

Furnace Installation and Replacement

How We Design Your Furnace Installation

We don’t just replace equipment. We design the right solution for your home. That starts with understanding your home’s size, layout, insulation, existing ductwork, and heating needs. We recommend the right equipment based on your situation and budget, and install it to manufacturer specifications.

As a Lennox Premier Dealer since 1965, we have access to industry-leading equipment and the training to install it correctly.

Before Your Furnace Installation

We do not install customer-supplied equipment. Some homes in Indiana County may require ductwork, electrical, or ventilation upgrades. Older systems may benefit from a full replacement rather than trying to integrate new equipment with aging infrastructure.
We walk you through all options and pricing upfront. No pressure, no surprises.

Protect Your New Furnace

Your new furnace will perform best and last longest with regular professional maintenance. Our Elite Club Membership includes an annual furnace tune-up that maintains peak efficiency, protects your manufacturer’s warranty, and dramatically reduces the chance of an unexpected breakdown. Starting at $17/month.

Why Davis Brothers
Other Residential Cooling Services
Furnace Repair

Dependable furnace repairs to keep your home warm through every cold season.

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Boiler & Oil Furnace Repair

Expert repair service for boiler and oil furnace systems of all makes and models.

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Boiler & Oil Installation

Professional installation of boiler and oil heating systems built to last.

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Heat Pump Repair

Restore your heat pump's efficiency with fast, knowledgeable repair service.

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Frequently Asked Questions

Find answers to our most common questions below. Can’t find what you’re looking for? Feel free to reach out to us directly.

Do you offer free estimates on furnace installation?

Yes. All installation estimates are free, with no obligation.

No. We supply and install all furnace equipment ourselves. This allows us to ensure proper sizing, stand behind the installation with our workmanship, and preserve the manufacturer’s warranty.

We are a Lennox Premier Dealer (since 1965) and install equipment from other major manufacturers as well.

Most residential furnace installations are completed in a single day. Projects that require ductwork modifications, electrical upgrades, or other structural changes may take longer.

It depends on the system’s age, condition, and repair history. If you’re not sure, schedule a furnace repair diagnostic and we’ll give you an honest assessment.