Fix Roof Leaks Around Chimney

To replace flashing around the vent pipe first remove the shingles covering the flange at the back and sides.

Fix roof leaks around chimney.

The chimney crown is the cement part on top of the chimney. Water test the roof at the area of the chimney using a garden hose. Have your helper stay inside the house waiting for the drip to appear. Pull or cut off any nails.

Use masonry nails or screws to reattach the flashing tight against the chimney. Pry and lift off the flashing. To do this ask an assistant to observe the area of the ceiling near the chimney and run water along the sealed gaps of the. 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.

The roof shingles around a chimney can also have problems although shingles are one of the least common causes for a chimney leak. 2 many chimney leaks are from cracks in the chimney crown. To repair chimney flashing leaks. Apply roof cement to any gaps or cracks.

Clean any leaves or other debris out of the gap between the flashing and chimney. Chimney roof leaks are usually caused by gaps or cracks between the metal flashing used to join the chimney to the roof and the chimney. Use a chisel to remove any hardened roofing cement. Position a new vent pipe flashing over the vent push it down into place and nail where shingles will cover it.

How to fix it. Many residential roofers lack the sheet metal expertise to handle reflashing a chimney. Start low soaking the area just above where the leak appears in the house. The bricks go up around the tile flue liners but at the top you need something to stop the rain and snow from just falling in around.

If the leak does show up in this area have an expert check and repair the shingles. Inspect the flashing for gaps or cracks. For example soak the downhill side of a chimney first then each side then the top on both sides.