Expert Duct Sealing for Madison, NJ Homes and Businesses
The average Madison home loses 20 to 30 percent of conditioned air through duct leaks into attics and crawlspaces. We seal duct systems using professional mastic sealant and retest to verify improvement before we leave.
We test total duct leakage before and after sealing using calibrated equipment. This data documents your improvement and supports any NJ Clean Energy Program rebate applications you may qualify for.
Why Choose A & V Air Duct & Chimney for Duct Sealing in Madison
A & V Air Duct & Chimney is dedicated to providing quality service to Madison and all of Morris County. Our certified technicians are committed to thorough, reliable work on every visit. We give you a clear written estimate before starting any work and never charge surprise fees.
First-time customers receive 10% off any service. We offer flexible scheduling including weekends for most Madison appointments. Call (732) 561-5683 today to schedule your Duct Sealing service in Madison, NJ.
Call us for a free estimate - (732) 561-5683

Rooms that are hard to heat or cool, high energy bills, dusty rooms near the air handler, and an HVAC that runs constantly are all signs of duct leakage.
Duct cleaning removes dust from inside the ducts. Duct sealing seals leaks in the connections to prevent conditioned air from escaping.
Homes with average duct leakage can save 20 to 30 percent on heating and cooling - meaningful monthly savings in NJ's climate.
Yes. Attics are one of the most common locations for duct leaks and we regularly access and seal connections in Madison attics.
Yes. We provide all testing documentation and completion reports needed to support rebate applications.
Testing and sealing a typical Madison home takes one full day.