Expert Chimney Waterproofing for Madison, NJ Homes and Businesses
Water is the number one enemy of masonry chimneys in Madison, NJ. Heavy rain, harsh winters, and freeze-thaw cycles drive water into porous brick and mortar joints, causing deterioration that compounds every season.
We use professional-grade vapor-permeable sealants like ChimneySaver that prevent water from entering while allowing moisture vapor to escape. A proper application lasts 5 to 10 years.
Why Choose A & V Air Duct & Chimney for Chimney Waterproofing 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 Chimney Waterproofing service in Madison, NJ.
Call us for a free estimate - (732) 561-5683

If your brick chimney is more than 5 years old without treatment, it is likely absorbing water. Signs include white efflorescence staining, spalling brick, or water stains in the firebox.
Professional vapor-permeable sealants last 5 to 10 years under NJ weather. We recommend re-application every 5 to 7 years.
No. Quality vapor-permeable sealants are clear and do not change the appearance of your brick or stone.
No. Waterproofing seals the masonry only. Failed flashing or a cracked crown also need to be addressed separately.
Using the wrong product can trap moisture and cause worse damage. Professional application ensures proper product selection and preparation.
It is one of the most affordable chimney services. Call (732) 561-5683 for a free estimate. First-time customers save 10%.