How To Repair Roof Leak At Chimney

Apply roof cement to any gaps or cracks.

How to repair roof leak at chimney. Otherwise hire a chimney builder search online or for chimney builders and repair in your yellow pages or a chimney sweep chimney cleaning certified by the chimney safety institute to evaluate the condition of your chimney and fix it. Apply a generous amount of roofing cement behind the flashing. Inspect the flashing for gaps or cracks. Use special masonry caulk to seal the joints between the flashing and the chimney.

Use masonry nails or screws to reattach the flashing tight against the chimney. How to fix a leaky roof by a chimney 1. Position an extension ladder securely against the edge of the roof. To repair chimney flashing leaks.

Seal the seam between the cap and step flashing with urethane roofing cement or silicone caulking compound as shown at right. With a person stationed in the attic or inside the house if the attic is inaccessible. Attach loose flashing securely to the chimney with masonry nails. Renew flashing seals by chipping out the old mortar and caulking along the edges of the flashing.

If it s sound caulk cracks and gaps with polyurethane. How to fix a roof leak around the chimney chimney cap a new chimney cap may keep water from entering the top of the chimney and help keep critters out flexible roof sealant apply flexible roof sealant black jack roof patch rubberized roof cement from a can or tube to fill holes gaps flashing and loose shingles around the chimney. Extend the ladder up so the top rung is at least. If you feel safe and confident about walking on your roof climb up and inspect the crown.

If portions are missing or bent contact a. Put on work. Starting from about 1 2 inch above where the chimney meets the roof wrap the chimney with plastic all the way around to. Clean any leaves or other debris out of the gap between the flashing and chimney.