About
National ThermalTech is a full-service HVAC contractor based in Baltimore, Maryland. Since 2018, we have built a reputation for honest, dependable service. Whether you need a new furnace installation, air conditioner repair, or a complete HVAC system upgrade, our factory-trained technicians are ready to help.
Services
- Duct InstallationUSD 164–521 · ESTIMATE
- Energy AuditsUSD 144–522 · ESTIMATE
- Heating InstallationUSD 290–540 · ESTIMATE
- Indoor Air QualityUSD 164–420 · ESTIMATE
- Preventive MaintenanceUSD 312–704 · ESTIMATE
- Radiant HeatingUSD 338–820 · ESTIMATE
Brands We Work With
Credentials
- License: LIC-78640-US Verified(Maryland DLLR)
- Insurance: Verified
- Background check: —
- Employees: 26-50
- Service radius: 32 km
Reviews (4)
- ★★★★★Excellent work
The team from National ThermalTech was friendly and efficient. They completed the AC installation ahead of schedule. Very satisfied.
- ★★★★★Impressed
After getting quotes from several companies, we went with National ThermalTech and glad we did. Best price and best service.
- ★★★★☆Would use again
Called National ThermalTech for an emergency repair and they were here within an hour. Professional, courteous, and got everything working again.
- ★★★★★Would use again
National ThermalTech installed a new furnace for us last month. Great communication throughout the process and the crew was very respectful of our home.