(559) 337-5477
Furnace Installation in Clovis, CA: gas furnace and ductwork in a basement mechanical room

Furnace Installation in Clovis, CA

Complete Furnace Installation From Sizing to Commissioning

Honest guidance on efficiency tiers and staging for your Clovis home, with a firm price before any work begins.

Request Pricing Today

Same-Day Appointments Honest Recommendations
Call (559) 337-5477
Available now. Current wait time: 0–2 minutes
★★★★★ 4.9 / 5 stars (120+ reviews)
Our technicians who handle Furnace Installation in Clovis, CA

Professional Service, Fast Results

When it comes to comfort systems, sizing and workmanship matter. Clovis HVAC provides Clovis homeowners with experienced technicians who diagnose the issue correctly and get the job done right the first time.

800+Jobs Completed
FastResponse
ClearPricing

Size matters more than most people expect with a new furnace. An oversized unit short-cycles, overshoots the thermostat, and wears out early, while a correctly sized furnace runs longer and more quietly and uses less fuel. So Clovis HVAC starts every replacement in Clovis with a load calculation, not the number on the old nameplate. From there, the choices come into focus: 80 percent AFUE or a condensing furnace in the mid-90s, single-stage, two-stage, or modulating burners, and a basic PSC blower or a variable-speed ECM motor that saves electricity and smooths out temperature swings. The best fit depends on your home, your ducts, and how long your heating season lasts, and you will be living with it for the next twenty years.

Quick ResponseCalls answered by real people
Clear Written QuotesNo surprise charges
Every Brand ServicedTrained, careful technicians

The repair homeowners call us about most is Furnace Repair. That's the place to start if you need a fix today.

Signs You Need Furnace Installation in Clovis

Spotting the early warning signs lets you act before the problem gets expensive. These are the signals our technicians see most often:

  • A new air conditioner or heat pump is going in and the old furnace cannot keep up
  • A blower so noisy you have to raise your voice when it runs
  • Your current furnace is past the fifteen-to-twenty-year mark
  • Your heat exchanger is cracked, taking repair off the table
  • Rooms the heat never reaches, wide temperature swings, or constant short cycling
  • Repairs piling up, each one pricier than the last
  • Rust, soot, or loud ignition that returns even after repairs
  • Paying more to heat a house that never gets comfortable

Early Action Saves Money

What seems like a minor issue today can take out a compressor or heat exchanger tomorrow. If you notice any of these signs, call (559) 337-5477 for a prompt inspection.

New high-efficiency gas furnace with PVC venting in Clovis, CA
A new high-efficiency furnace needs correct venting, gas piping and airflow, not just a swap in place.

Our Approach to Furnace Installation

The details that decide how long a furnace lasts happen out of sight. On a condensing furnace, the acidic condensate needs a proper trap, a correct slope, and a real drain, and the PVC venting must match the manufacturer's specifications for size, pitch, and termination, or the result ranges from nuisance lockouts to flue gas problems. The gas connection gets a sediment trap and a leak test. Airflow gets measured too: our technicians check static pressure so the ductwork is not strangling the new equipment, and we correct restrictions during the install if the numbers show a problem. Where a permit is required, we take care of the process.

The last hour of the job matters as much as the first. Our technicians analyze combustion, set gas pressure to spec, check temperature rise against the data plate and tune the blower to it, confirm the vent is drafting, and watch the furnace through complete cycles. That process is called commissioning, and it is standard on every Clovis HVAC install. We then show you how the thermostat works, where the filter goes, and what normal looks like for the first season. Call (559) 337-5477 for an assessment and a clear quote on furnace installation in Clovis that will still be running well in 2045.

Our Furnace Installation Process

We work through a clear, repeatable process so nothing gets overlooked on your property.

1

Sizing & Site Assessment

Your new furnace is sized from the home's real heat loss, not the old unit's nameplate. We also look over the ductwork, gas supply, and venting route before recommending anything.

2

Honest Options & Pricing

We lay out 80 percent and high-efficiency condensing options, explain staging and ECM blower trade-offs honestly, and give you a firm installed price with no upsell pressure.

3

Code-Compliant Installation

The furnace is set, gas is piped with a sediment trap, venting and condensate drainage are run to the manufacturer's specifications, and the plenums are connected and sealed. We handle permits where they apply.

4

Commissioning & Orientation

We finish by verifying combustion, setting gas pressure, adjusting the blower to hold the rated temperature rise, and running complete cycles. You get a walkthrough of the thermostat, filter, and upkeep schedule before we leave.

Need Help With Furnace Installation?

Open now. Estimated wait: 0–2 minutes

Call (559) 337-5477 Today

Furnace Installation FAQ

Have a different question? We're happy to talk it through.

Talk to us: (559) 337-5477
Yes. Removal and disposal of the old unit is part of every Clovis HVAC installation in Clovis, along with floor protection on the way out and a clean work area when we are done. Call (559) 337-5477 for a quote that covers the whole job from start to finish.
A typical like-for-like replacement is finished in a single day. If the job includes new vent routing, gas line changes, duct corrections, or an air conditioner installed alongside it, it may run into a second day. You will know the scope and schedule before we start. Call (559) 337-5477 to schedule your Clovis installation.
Longer, gentler cycles. A single-stage furnace is either off or at full fire; two-stage and modulating burners spend most of their time at partial output, which means steadier temperatures, quieter operation, and better mixing between floors. Paired with a variable-speed ECM blower, the comfort difference is noticeable. Call (559) 337-5477 and we will help you decide if it is worth it for your home.
For homes with a real heating season, the answer is usually yes. A condensing furnace in the mid-90s AFUE range wastes much less fuel than an 80 percent unit, and the difference adds up year after year. In milder climates, the extra upfront cost pays back more slowly. We look at your Clovis home and actual usage and run the honest numbers. Call (559) 337-5477 and we will walk through them.

Why Professional Furnace Installation Matters

What separates a good furnace installation from a bad one is mostly invisible in the finished product. The venting on a condensing unit has to match the manufacturer's tables for size, length, slope, and termination, or it will trip pressure faults and can put flue gases where they should never be. Gas lines need correct sizing, a sediment trap, and an instrument leak test. Condensate drains need real slope, because acidic condensate flows every day of the heating season and a flat line ends up as a midwinter lockout or hidden water damage. Because none of this is visible in a finished photo, it is where shortcuts happen.

Just as important are sizing and commissioning. A furnace chosen by rule of thumb is usually too big, and an oversized furnace short-cycles its way through a shorter, harder life while keeping the house less comfortable. Clovis HVAC sizes from a real load calculation instead. After installation, our technicians commission the system with instruments: combustion analysis, gas pressure adjustment, temperature rise measured and held in the rated band by adjusting the blower, and a static pressure check to confirm the ductwork suits the furnace. That final hour of measurement that turns new equipment into two decades of quiet, dependable heat.

DIY vs. Professional Furnace Installation

Some minor tasks like changing filters or checking a thermostat are fine for homeowners, but most HVAC work involves refrigerant, gas, and high-voltage electricity.

FactorDIY AttemptProfessional Service
Furnace Sizing BTUs copied from the old unit Sized from a real heat loss calculation
Venting Slope and length left to chance Manufacturer-spec venting, verified draft
Gas Line Fittings snugged and trusted Sized, trapped, and leak-tested
Condensate Drain Drain line with no real slope Drain routed and sloped to spec
Ductwork Duct restrictions never measured Static pressure measured, restrictions fixed
Startup Testing Turned on once and called finished Combustion analyzed, rise measured
Clean furnace installation in a basement in Clovis

How to Prevent Furnace Installation Problems

A few simple habits now, like regular filter changes and seasonal tune-ups, can add years to your system's life. Put these technician-approved steps to work around your property:

  • On condensing furnaces, check that the condensate drain flows freely before cold weather
  • Clear leaves, drifted snow, and nests away from the intake and exhaust pipes
  • Avoid deep temperature setbacks, since a right-sized furnace works best with long, steady cycles
  • Save your installation records and model information so future repairs go faster
  • Replace filters on time from day one to keep air moving freely through the new system
  • Store chlorine products, paints, and solvents away from the furnace's combustion air
  • Schedule annual fall service so combustion stays clean and settings stay in range

Get Furnace Installation Help Today

Don't let a failing system get worse. Call now for prompt, professional service.

Call (559) 337-5477 Now

Why Homeowners Trust Us

Our name is built on dependable furnace installation service, straight pricing, and treating every home with care.

Fair, Transparent Pricing

Before we lift a finger, you'll know the full scope and the exact price, no fine print and no pressure to add on extras.

Safe, By-the-Book Installs

We size the system correctly, seal the duct connections, and verify the charge, so your family gets dependable comfort without safety risks.

Rooted in Clovis

We live and work right here in Clovis, so we treat every home like our own and take real pride in our name in the community.

We Fix the Root Cause

Anyone can reset a breaker or swap a filter. We test the capacitors, motors, charge, and safeties so the real fault gets found and the repair actually lasts.

★★★★★ Rated 4.9/5 by Clovis homeowners  ·  Upfront Pricing  ·  Fast Response  ·  All Brands Serviced

Get Furnace Installation Help Today

Don't wait for a small fault to take out the whole system. Call Clovis HVAC for fast, reliable service.

Call (559) 337-5477 Now
Heating Trouble? Call NowUpfront Pricing, No Obligation