Gas furnace installation

Reliable heating with a professionally installed gas furnace

We help you upgrade to a system that fits your home, layout, and budget. From standard models to high-efficiency condensing units, every installation is sized for performance and installed to code.

4.9
Efficient gas heat
What's included

Your estimate covers furnace sizing, gas line access, venting, and ductwork review

Every home is different. Your estimate reflects more than square footage — it accounts for how your home is built, what you already have, and what a safe, high-performance installation requires. Gas line access, furnace size, venting requirements, and ductwork condition all factor in.

We match the right furnace to your home. From standard models to high-efficiency condensing units, we compare options against your ductwork, insulation, and heating habits — sized to perform, not just to fit.

No rebates, but cost stays in check. Gas furnaces do not qualify for energy rebates. We manage cost through right-sizing, reusing sound ductwork, and flexible financing. You will know where every dollar goes.

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What's included

On-site evaluation of gas line access and existing setup

Furnace sizing based on your home's layout and heating needs

Venting assessment for safety and code compliance

Ductwork condition review for efficient airflow

Clear, itemized estimate with no surprises

How we do it

Choosing, installing, and standing behind your gas furnace

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Right-sizing

We match the furnace to your home, not just its square footage

The right furnace isn't the biggest one on the shelf. We compare standard models against high-efficiency condensing units across a deep catalog of leading manufacturers, weighing the trade-off between upfront cost and long-term fuel savings honestly.

  • Condensing furnaces extract extra heat from combustion gases before venting — higher upfront cost, lower bills season after season
  • We assess your ductwork, insulation, and heating habits before recommending a model
  • Systems are sized to run efficiently, not just to fill the space the old unit left behind

Installation

Gas work is installed to code, then backed for the long term

A gas furnace ties combustion, venting, and electrical work into one system. Our licensed technicians manage every part — removing the old unit, making all gas connections and venting meet code, pulling permits, and handling inspections before commissioning the system.

  • We remove the old unit, verify connections and airflow, and commission the system before leaving
  • Manufacturer warranties cover the new furnace; optional maintenance plans and financing from 5 to 15 years are available
  • A typical installation runs around $41 a month on a financing plan — and right-sizing saves money from day one
Our process

5 steps to a new system you can count on

Every installation follows the same proven process — whatever equipment you're upgrading — from your first call through years of reliable service.

Technician reviewing equipment with homeowner Step 1

In-Home Assessment

We visit your home, inspect the equipment you're replacing, and listen to what you want to change. You get a written, itemized estimate — no cost, no obligation.

  • Home walkthrough
  • Equipment inspection
  • Written estimate
  • Your current setup inspectedWe assess the equipment being replaced and how it connects to your home.
  • Home measured for proper sizingSquare footage, layout, and insulation all factor into the right capacity.
  • Comfort issues documentedTell us what bothers you — cold rooms, noise, running out of hot water — and we plan around it.
  • Itemized estimate with equipment, labor, and applicable rebatesYou get a clear cost breakdown before making any decisions.
Reviewing equipment options Step 2

Your Options

Based on the assessment, we present options that fit your home and budget — typically a good, better, and best choice — and explain the trade-offs in plain language.

  • Multiple options
  • Plain-language trade-offs
  • No pressure
  • Clear recommendation with pros, cons, and cost breakdownWe explain each option so you can make an informed decision.
  • Efficiency ratings explained for each optionWe show what higher efficiency costs up front and saves over time.
  • Right-sized to your homeProper sizing prevents short cycling, uneven performance, and wasted energy.
  • Your questions answered before you commitTake the time you need — the estimate stands either way.
Cost planning and financing Step 3

Rebates & Financing

We check every rebate your new equipment qualifies for through Energize CT — heat pumps can earn up to $10,000 — and line up financing so you see the real monthly cost before you decide.

  • Rebates identified
  • Financing available
  • 5-15 year terms
  • Energize CT rebate eligibility confirmed for your equipmentWe check the current programs so nothing is left on the table.
  • Financing terms from 5 to 15 years availableWe present multiple financing options to fit your budget.
  • Complete cost plan with rebate offsets where applicableYour quote shows the full picture including all available savings.
  • Monthly payment options calculatedWe break down what your monthly cost will be under each financing plan.
Technician performing installation Step 4

Installation Day

Our licensed technicians remove the old equipment and install your new system to manufacturer specifications and local code. Most installations are finished in a single day.

  • Licensed technicians
  • Code-compliant
  • Clean job site
  • Old equipment removed and disposed of properlyWe handle all removal and disposal of your old system.
  • New system installed to manufacturer specsEvery connection and component meets manufacturer requirements.
  • Connections updated as neededElectrical, piping, venting, or ductwork adjusted to fit the new system.
  • System tested and verified before we leaveWe run the full system and confirm proper operation before signing off.
Comfortable home with newly installed system Step 5

Walkthrough & Warranty

Before we go, we walk you through your new system — controls, settings, and what to expect. Then we register your manufacturer warranty and set up optional maintenance plans.

  • Hands-on walkthrough
  • Warranty registered
  • Maintenance plans
  • You see the system run and learn the controlsSettings, filters, and what normal operation looks like — you'll know how everything works.
  • Manufacturer warranty registered and activatedWe handle all warranty paperwork so you are covered from day one.
  • Follow-up checks scheduled as neededWe schedule return visits to verify everything is running properly.
  • Optional maintenance plans for long-term performanceRegular tune-ups keep your system efficient and extend its lifespan.
What our customers say

Trusted by families across the state for heating installations

4.9
Jerry Carter May 31, 2024
The guys were very informative and polite. They went through the house in a couple of hours and did a great job. They gave me other tips about my furnace as well.
Steven Wetmore May 23, 2024
Very good audit & weather stripping, the only thing they forgot was turning the furnace back on
Jennifer DiVincenzo May 10, 2024
Home Comfort Practice was a great experience and the staff did a great job in providing info to help our home save money with the rising cost of heating/cooling our home. Would recommend Home Comfort Practice to anyone seeing alternatives to help with resources they can provide to help with rising energy costs and ways to mitigate these costs to meet todays standards.
Quality equipment

We work with brands you trust

As authorized dealers and installers, we carry top-rated HVAC and home comfort equipment from leading manufacturers.

Compare before you choose
Not sure which heating system is right for your home?

Furnaces, boilers, and heat pumps heat your home in very different ways, and they cost different amounts to install and run. See how they stack up side by side before you commit.

One table covers installation cost, efficiency, comfort, and lifespan for every major heating system, plus which Energize CT rebates apply to each.
Common questions

Common questions about gas furnace installation

How long does a gas furnace installation take?

How much will a gas furnace installation actually cost?

Do gas furnaces qualify for rebates?

Is financing available?

What is the difference between a standard and high-efficiency furnace?

Will you need to modify my existing ductwork?

What kind of warranty comes with a new furnace?

Do I need to be home during installation?

Home Comfort Practice HVAC specialist ready to help

Still have questions?

Call us at (203) 450-3000 or request a free estimate.

4.9

Ready to upgrade your furnace?

Free estimate. No pressure. Licensed contractor (HIC #0644515, HTG #0303270-S1).

Energize CT Authorized Contractor Eversource Authorized BPI Certified Licensed HIC #0644515 BBB A+
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