Heating Replacement in Lewisville, TX — Frosty's HVAC
Expert furnace installation for Lewisville homeowners. Three tiers, financing available, 94 five-star reviews. Call (469) 254-0548.
Why Lewisville Homeowners Choose Frosty's for Heating Replacement
Lewisville homeowners in Castle Hills, Valley Vista, Hebron, and Highlands trust Frosty's HVAC for honest furnace replacement recommendations. We won't push a replacement when a $400 repair will get you through several more winters — but we'll also tell you honestly when repair costs are piling up and a new system makes more financial sense.
The humidity near Lewisville Lake affects heating systems differently than drier areas. Moisture can accelerate corrosion on heat exchangers and burner assemblies, shortening furnace lifespan. For Lewisville homeowners replacing a corroded furnace, we recommend our Stay Frosty tier (Carrier, $12,000-$18,000) which includes ductwork sealing — critical for preventing moisture infiltration into duct systems near the lake.
Every heating replacement includes proper installation, permit, gas line connections, updated venting, manufacturer warranty registration, and a complimentary first-year Frosty Club membership. We stand behind our work with tier-specific labor warranties from 1 to 5 years.
Our Heating Replacement Process in Lewisville
Free in-home estimate
Call (469) 254-0548 to schedule a free estimate. We evaluate your current heating system, ductwork, and home insulation in your Lewisville home.
Load calculation
We perform a heating load calculation to determine the right furnace or heat pump size — considering square footage, ceiling height, insulation, and window area.
System selection
We present options across Stay Cool, Stay Frosty, and It's A Frosty Life tiers with clear, all-inclusive pricing. Every tier includes a new furnace matched to your AC system.
Professional installation
Our crew installs the new furnace or heat pump, connects gas lines, upgrades to a Frosty Thermostat, and ensures proper venting and combustion air.
Safety verification
We perform a complete safety and performance check: verifying gas pressure, temperature rise, CO levels, and airflow. We register your warranty and schedule your first maintenance visit.
Heating Replacement Cost in Lewisville, TX
Stay Cool (Goodman, 15 SEER2)
$8,000–$14,000
Single-stage furnace. Frosty Thermostat, all components, permit, 1-year labor warranty.
Stay Frosty (Carrier, 18 SEER2) — MOST POPULAR
$12,000–$18,000
Two-stage furnace. Ductwork inspection + sealing. Frosty Thermostat. 2-year labor warranty.
It's A Frosty Life (Trane, 20+ SEER2)
$16,000–$20,000+
Variable-speed furnace. Full ductwork service. 1-year Frosty Club included. 5-year labor warranty.
Heat Pump Add-On
+$2,000
Add a heat pump for all-electric heating and cooling. Ideal for mild Texas winters with gas backup for cold snaps.
Prices are flat-rate estimates for Lewisville. Call (469) 254-0548 for an exact quote.
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Heating Replacement in Lewisville — FAQ
How much does furnace replacement cost in Lewisville?
Furnace replacement in Lewisville: $8,000-$20,000+ depending on system size and tier. Most Lewisville homes need 2.5-3.5 ton systems ($11,000-$18,000). Free estimate — call (469) 254-0548.
Does humidity affect furnace lifespan in Lewisville?
Yes. The humidity near Lewisville Lake can accelerate corrosion on heat exchangers and burner assemblies. Regular maintenance helps, but furnaces in humid environments may need replacement at 12-15 years rather than the typical 15-20.
What's included with every furnace replacement?
All tiers include: Frosty Thermostat, gas line connections, updated venting, permit, old equipment removal, manufacturer warranty registration, and cleanup. Stay Frosty adds ductwork sealing; It's A Frosty Life adds full ductwork service.
Can I add a heat pump to my Lewisville furnace?
Yes — dual-fuel systems are an excellent option for Lewisville. Add a heat pump to any tier for +$2,000. You get efficient electric heating most of the time with gas backup for extreme cold.
How do I know if my Lewisville furnace needs replacing?
Replace if: furnace is 15-20+ years old, heat exchanger is cracked (safety issue), repairs total more than $1,500 in the past year, or heating bills are significantly higher than your neighbors'. Call (469) 254-0548 for a free evaluation.
Written by
Omar Jacobo
EPA 608 Certified Technician (#2396328) | Co-Owner, Frosty's HVAC LLC
Omar has been serving local homeowners since 2018. Learn more
What Our Customers Say
“Omar with Frosty's HVAC is an absolute rockstar! It got up to 101 degrees in my home because our HVAC went down and he had us up and running in 15 mins! Very professional, efficient and great customer service. That man deserves a raise! Stay frosty!!”
Verified Google Review
“We feel very fortunate to have found Frosty's HVAC. Omar and Maria are professional, friendly, and efficient. It's so important to have a reliable company you can feel confident in, and that will follow through until the work is complete. Excellent service.”
Verified Google Review
“Maria at Frosty's treated us like friends of the family from the very first call. She navigated our home warranty, our schedule, and the holiday weekend with ease. Her suggestions were practical and valuable.”
Verified Google Review
“Omar and his assistant were extremely professional and courteous as they repaired the unit, on time and explained the problem in detail. They deserve a 5 star rating, making our house cool once more!”
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