ductwork
Duct Sealing Service
Professional sealing of ductwork joints and connections to eliminate air leaks and improve system efficiency.
3 hours - 8 hours
$500 - $2 000
year-round
Technical Overview
Duct sealing uses mastic sealant, metal tape, or aerosol sealing (Aeroseal) to close gaps and leaks in ductwork. Starts with pressure testing to quantify leakage, then systematic sealing of accessible joints and connections. Can reduce HVAC energy use by 20-30% in leaky systems.
Common Applications
Reducing energy waste
Improving comfort consistency
Meeting energy code requirements
Addressing dusty home issues
Improving system efficiency
Pricing Information
Typical Cost Range$500 - $2 000per service
Final pricing depends on equipment selection, system complexity, and site-specific requirements. We provide detailed written estimates before any work begins.
- Written estimate before work begins
- No hidden fees or surprise charges
- Warranty on parts and labor
Duct Sealing By Location
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Daly CitySan Mateo CountySan FranciscoSan Francisco CountySouth San FranciscoSan Mateo CountySan MateoSan Mateo CountyOaklandAlameda CountySan JoseSanta Clara County
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duct sealingseal ductworkaerosealduct leakage
Ready to Schedule Duct Sealing?
Our technicians are trained specifically for Bay Area conditions and equipment requirements.