Third Coast Heating & Cooling is a veteran-owned residential HVAC company proudly serving Southeastern Wisconsin, including Milwaukee County, Waukesha County, Washington County, Ozaukee County, and the surrounding communities.
We specialize in heating, cooling, and indoor air quality solutions designed to deliver year-round comfort, energy efficiency, and long-lasting performance for Wisconsin homes.

With a commitment to integrity, craftsmanship, and customer-first service, we’ve become one of the region’s trusted HVAC providers—backed by a 5.0 Google Rating and a growing base of loyal homeowners.

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🔧 What We Do

Third Coast Heating & Cooling delivers full-service residential HVAC, including:

Heating Services

• Furnace installation & replacement
• Furnace repair & maintenance
• High-efficiency heating systems
• Heat pump installation
• Emergency heating service

Cooling Services

• Central AC installation & replacement
• AC repair & seasonal tune-ups
• Energy-efficient cooling upgrades
• Heat pump cooling solutions

Indoor Air Quality (IAQ)

• Whole-home air purification
• Humidifiers & dehumidifiers
• High-efficiency filtration
• Allergy & asthma-friendly solutions

Special Programs & Offers

• $1500 OFF full system installs (Furnace + AC or Heat Pump)
• $500 OFF single system installs
• First-time tune-up specials
• Veteran and first-responder discounts

Third Coast Heating & Cooling

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