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When you are remodeling your Lexington home, your HVAC system cannot be an afterthought. New square footage, reconfigured floor plans, updated insulation — all of it changes how your home breathes. You need a contractor who understands the full picture, not just the equipment.
MacDavy Services has been solving heating and cooling challenges for homeowners across Lexington County and Richland County for over 20 years. Founded by David and Amanda Palmano — longtime Lexington residents — MacDavy is a family-owned operation built on upfront pricing, zero-pressure service, and work done right the first time.
Lexington is one of the fastest-growing communities in South Carolina, with an average home value of $303,292 and a housing market that continues to attract new residents from across the region. As more homeowners invest in renovations and upgrades, the demand for reliable HVAC expertise has never been higher.
From ductwork redesign to full system replacement, MacDavy handles the heating and cooling side of your renovation — so your remodel stays on schedule and your home stays comfortable year-round.
From first call to final walkthrough, MacDavy Services is with you at every step of your renovation.
New construction, home additions, or replacing an outdated system — MacDavy installs central air conditioning systems precisely sized for your space and budget. South Carolina summers demand a system you can count on.
From gas furnaces to electric systems, MacDavy installs and services heating equipment built for South Carolina winters — including emergency repair when project timelines cannot wait.
Heat pumps are the smart choice for Lexington's climate — efficient year-round heating and cooling in one unit. MacDavy handles installation, repair, and ongoing maintenance for residential heat pump systems.
Up to 30% of conditioned air is lost through damaged or poorly designed ductwork. MacDavy redesigns and replaces duct systems for whole-home remodels, additions, and efficiency upgrades — ensuring every room gets proper airflow.
Current market data for homeowners planning renovations in Lexington County and Richland County.
South Carolina's warm, humid climate makes reliable HVAC one of the most critical — and most value-adding — investments during a home renovation. Lexington County's growing population and steadily rising home values mean well-maintained, energy-efficient systems are increasingly important for comfort and resale. Upgrading ductwork or installing a high-efficiency heat pump can meaningfully improve both daily comfort and long-term home value.
* Data sourced from Zillow / Redfin, 2025–2026. Contact MacDavy Services for a free system assessment.
Local expertise across Lexington County and Richland County — from established neighborhoods to fast-growing new developments.
The right HVAC contractor makes your remodel smoother. Here is what sets MacDavy apart in the Lexington market.
David and Amanda Palmano built MacDavy to serve their neighbors — not a corporate quota. You get personal accountability from ownership that lives and works right here in Lexington County.
Two decades in Lexington County means MacDavy understands the local climate, the housing stock, and the specific demands South Carolina summers and winters place on HVAC systems.
No hidden fees. No high-pressure tactics. MacDavy provides clear estimates before any work begins — so your renovation budget stays predictable from start to finish.
Remodels often require ductwork changes. MacDavy's ductwork replacement and redesign services ensure your reconfigured layout delivers properly conditioned air to every room in your home.
MacDavy services both residential homes and light commercial properties across Lexington and Richland County — making them a reliable partner for a wide range of renovation projects.
Renovation timelines leave little room for delays. MacDavy works around your project schedule to keep your build moving and your crews from waiting.
David & Amanda Palmano · Owners · MacDavy Heating & Air
Serving Lexington County & Richland County, SC