Explore these essential Air / HVAC advice topics every homeowner should consider—brought to you by our trusted local professionals who know how to protect what matters most.
Our Air / HVAC Advisors
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- Ask the seller for the age of the HVAC system — older units may need replacement soon.
- Understand the average lifespan of HVAC components (furnace, AC, duct work, etc.).
- Request maintenance records for the HVAC system.
- Check if the HVAC system is still under warranty — and if it’s transferable.
- Look for signs of poor air circulation or uneven heating/cooling during your walk-through.
- Don’t assume new-looking thermostats mean a new system.
- Always include a full HVAC inspection in your home inspection process.
- Understand the home’s energy efficiency rating and what role HVAC plays in it.
- Ask about the SEER rating (Seasonal Energy Efficiency Ratio) of the AC unit.
- Know the difference between a high-efficiency system and a standard one.
- Outdated HVAC systems can lead to high utility bills.
- Check insulation and duct sealing — they directly impact HVAC performance.
- Zoning systems can improve comfort and efficiency in larger homes.
- Smart thermostats are only effective if the HVAC system is properly sized and maintained.
- Ask if the system includes air purification, UV filters, or dehumidifiers.
- Poor indoor air quality can come from dirty ducts or mold in the HVAC system.
- Get ducts professionally inspected, especially in older homes.
- Look for signs of pet dander or smoke damage in vents and filters.
- Ensure the HVAC system can handle any allergies or respiratory sensitivities you may have.
- Beware of rust, noise, or vibration in the HVAC unit — they can be costly.
- Older systems may use outdated refrigerants like R-22 (Freon), which are expensive to replace.
- Homes with additions may have improperly sized systems.
- Replacing an HVAC system can cost $5,000–$15,000+ — factor that into your budget.
- A poorly maintained HVAC system can void the manufacturer warranty.
- Consult an HVAC pro before making an offer on a home with questionable air systems.
- An energy audit can reveal hidden inefficiencies in the system.
- Proper HVAC sizing is more important than having a large or “powerful” unit.
- Your HVAC system plays a major role in resale value and buyer satisfaction.
- New HVAC systems may qualify for energy tax credits or rebates.
- Don’t wait until after closing — HVAC issues can be negotiated in the buying process.