Fort Smith’s Most Trusted HVAC & Plumbing Team

Fort Smith’s #1 HVAC Replacement Team — New Systems Starting at Just $79/Month!

Lock in our Spring Promo: Complete HVAC system replacements in Fort Smith starting at $6,999 or just $79/mo. Our Sebastian County team handles everything—removal, installation, and cleanup—in a single day.

⭐⭐⭐⭐⭐ 4.9/5 Rating from 300+ Fort Smith & Sebastian County Homeowners

Call Now for a Free, No-Pressure Quote

Get Your Free Fort Smith Install Quote Today!

Your Fort Smith HVAC Experts

Fort Smith’s Trusted HVAC Replacement & Installation Pros

If your Fort Smith home’s HVAC system is struggling to keep up with our Sebastian County summers or failing during those unpredictable Arkansas cold snaps, it may be time for a full replacement. Many homes here along the Arkansas River corridor were built in the 1970s through 1990s and still run the original builder-grade equipment. Those aging units waste energy, drive up your OG&E or Ozarks Electric bill, and leave rooms unevenly heated or cooled. Riverside Heating Air Plumbing is headquartered right here on South Waldron Road in Fort Smith. We’re not a franchise or a fly-by-night outfit—we’re your neighbors. Our licensed technicians specialize in fast, same-day HVAC replacements using high-efficiency systems built to handle the River Valley’s extreme temperature swings. From historic downtown homes to newer builds off Massard Road, we’ve got Fort Smith covered.
Riverside Heating Air Plumbing Van

RIVER VALLEY'S TRUSTED HVAC & PLUMBING TEAM

At Riverside Heating Air Plumbing, every HVAC replacement we install in Fort Smith is backed by our 10-year labor warranty and a commitment to transparent pricing. Our experienced technicians take the time to properly size your new system for your home’s square footage, ductwork layout, and insulation—because a correctly sized unit runs more efficiently and lasts years longer. That’s the difference between a quick swap and a proper installation.
Your Fort Smith HVAC Experts

WHY FORT SMITH HOMEOWNERS CHOOSE US FOR HVAC REPLACEMENT

Fort Smith sits right in the heart of the Arkansas River Valley, where summer humidity regularly pushes heat indexes past 110°F and winter storms can drop temperatures below freezing overnight. That kind of climate punishes older HVAC equipment. If your system is over 12–15 years old, needs frequent repairs, or your energy bills keep climbing, a replacement will almost certainly save you money in the long run. We make the switch painless. Our team handles the load calculation, equipment selection, old system removal, new installation, and full system testing—all in one visit. And with financing starting at just $79 per month, you don’t have to drain your savings to get a system that actually keeps every room in your house comfortable.
Verified Google Reviews from Fort Smith & Sebastian County Homeowners

WHAT YOUR NEIGHBORS ARE SAYING

⭐⭐⭐⭐⭐ “Our 20-year-old Trane unit finally gave out in the middle of August, and Riverside had a brand-new system installed the very next day. The crew was professional, cleaned up everything, and walked us through the new thermostat. Incredible service from a Fort Smith company that truly cares.”
— Mark & Sarah T., Fort Smith
⭐⭐⭐⭐⭐ “We got three quotes for replacing our heat pump and Riverside was the best value by far — not the cheapest, but the most thorough. They explained every option, helped us pick the right system for our home on Massard Road, and the $79/month financing made it easy. Highly recommend.”
— David P., Fort Smith
⭐⭐⭐⭐⭐ “I was dreading replacing our furnace and AC, but Riverside made it painless. They removed the old system and had everything running the same day. The 10-year labor warranty sealed the deal for us — no other company in Fort Smith offered anything close.”
— Jennifer & Chris W., Fort Smith
HVAC Replacement FAQs for Fort Smith Homeowners

Everything Fort Smith Homeowners Need to Know Before Upgrading

Every home is different, so we provide free, no-obligation estimates tailored to your specific situation. Factors that affect cost in Fort Smith include your home’s square footage, existing ductwork condition, insulation levels, and the efficiency rating (SEER2) of the system you choose. Our complete system installs start at $6,999 or just $79 per month with approved financing. We’ll walk you through every option so you can make the best decision for your budget.
If your system is over 12–15 years old, requires repairs costing more than half the price of a new unit, uses R-22 refrigerant (which is no longer manufactured), or your energy bills keep climbing despite regular maintenance—it’s almost always smarter to replace. Our technicians will give you an honest assessment during your free estimate and never pressure you into a replacement if a repair makes more sense.
Yes! The vast majority of our Fort Smith HVAC replacements are completed in a single day. Our crews arrive early, remove your old equipment, install the new system, test everything thoroughly, and clean up before they leave. We understand that going without AC or heat in the River Valley—even for a day—is miserable, so we work efficiently to get your home comfortable as fast as possible.
Our 10-year labor warranty covers all workmanship related to your installation. If anything goes wrong due to how the system was installed, we come back and fix it at zero cost to you. The equipment manufacturer covers the parts separately. Important note: To keep this labor warranty active and valid, you must maintain a continuous, active Club Membership with us so we can properly maintain the system year after year.
We install top-tier, high-efficiency equipment from trusted brands that are specifically rated to handle the extreme heat and humidity of the Arkansas River Valley. During your free in-home estimate, we’ll recommend the best system for your home’s layout, your comfort preferences, and your budget. We never push a single brand—we match the right equipment to your home.
We partner with top-tier lenders to offer flexible financing plans starting at just $79 per month with approved credit. There are multiple term lengths and plans available so you can choose the monthly payment that fits your budget. We handle the paperwork and can usually get you approved the same day as your estimate. No one should have to suffer through a Fort Smith summer with a broken AC because of cost.
Absolutely! While our main office is located right here in Fort Smith on South Waldron Road, we provide HVAC replacement and installation services throughout the entire River Valley. That includes Fort Smith, Greenwood, Alma, Barling, and all surrounding communities within about a 30-mile radius. Same pricing, same warranty, same great service.

Other HVAC & Plumbing Services in Fort Smith

Riverside Heating Air Plumbing offers a full range of heating, cooling, and plumbing services throughout Fort Smith and Sebastian County. Whether you need a quick repair or a complete system upgrade, our licensed technicians are ready to help.

Riverside Heating Air Plumbing > 1122 S Waldron Rd Suite D

Fort Smith, AR 72903

(479) 616-1364

*10-Year Labor Warranty requires an active, uninterrupted preventative maintenance club membership to remain valid. See your technician for full terms and conditions. AR License: AR0007027 | OK License: OK00174916