Transparent Pricing Guide for HVAC Systems in San Antonio
- jbrowder8
- Oct 6, 2025
- 2 min read
Updated: Dec 30, 2025

Understanding HVAC Replacement Costs
If your HVAC system is past its prime, you might be asking yourself:
“How much should I expect to spend on a new HVAC system?”
At Yeti Cooling & Heating, we believe homeowners in San Antonio deserve clear and honest pricing. Below, we break down average replacement costs by tonnage, along with the key factors that influence your total investment.
📏 What “Tonnage” Really Means
Tonnage refers to cooling capacity—not weight.
1 Ton = 12,000 BTUs/hour of cooling.
Most homes in San Antonio require 2–5 tons depending on their size, insulation, and layout.
💵 Average HVAC Replacement Cost in San Antonio (By Tonnage)
System Size (Tons) | Typical Home Size | Estimated Cost Range |
2 Ton | Small homes / condos | $10,000 – $14,000 |
3 Ton | 1,800 – 2,500 sq ft | $11,000 – $15,000 |
4 Ton | 2,500 – 3,000 sq ft | $12,000 – $16,000 |
5 Ton | 3,000 + sq ft | $13,000 – $17,000 + |
💡 Prices reflect full system replacement (equipment + labor), assuming existing ductwork is in good condition.
⚙️ What Drives HVAC Replacement Cost?
1️⃣ Efficiency (SEER2 Rating)
Higher-efficiency units (16–18 SEER2) cost more upfront. However, they cut energy bills for years to come.
2️⃣ Ductwork Condition
Leaky or undersized ducts may add $2,000–$3,000 per ton for repair or replacement.
3️⃣ Installation Complexity
Installing in tight spaces or attics can increase labor time and costs.
4️⃣ Permits & Local Codes
City permits and inspections ensure your system is safe & compliant. These costs are included in your Yeti quote.
5️⃣ Timing & Labor Demand
Scheduling your installation during spring or fall (off-peak times) can lead to better pricing.
6️⃣ Add-Ons & Upgrades
Smart thermostats, UV lights, and air purifiers can enhance comfort and indoor air quality (IAQ). However, these upgrades may slightly raise the overall cost.
🧠 How to Compare Quotes the Smart Way
When reviewing multiple estimates, confirm that each includes:
✅ Brand & model numbers
✅ SEER2 efficiency rating
✅ Ductwork scope (repair / replace / reuse)
✅ Permit & inspection fees
✅ Labor & parts warranty coverage
If one quote seems too low, dig deeper. Missing components or unpermitted installs can lead to higher costs later.
💸 Save More with CPS Energy Rebates
Yeti Cooling & Heating helps homeowners take advantage of CPS Energy HVAC rebates on qualifying high-efficiency systems. We’ll handle the paperwork so you receive every rebate dollar you qualify for.
🧊 Why Homeowners Trust Yeti Cooling & Heating
✅ Locally Owned & Family-Operated
✅ Licensed & Insured – TACL#113166C
✅ Transparent, Up-Front Pricing
✅ Financing Options Available
✅ 400 + ★★★★★ Reviews
📞 Call or text 210-270-9990 today to schedule your free HVAC replacement estimate, or visit YetiComfort.com to learn more.
🏠 Proudly Serving
San Antonio, Alamo Ranch, Helotes, Stone Oak, Live Oak, Cibolo, Converse, Universal City, Leon Valley, Castle Hills, and surrounding areas.
Conclusion
Understanding HVAC replacement costs is crucial for homeowners. By knowing what to expect, you can make informed decisions. Whether you need a simple replacement or a complex installation, Yeti Cooling & Heating is here to help. Our transparent pricing and commitment to quality ensure that you receive the best service possible. Don't hesitate to reach out for your free estimate today!




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