\u00a9 2021 wikiHow, Inc. All rights reserved. Otherwise, check the Yellow Pages under “Sheet Metal.” We used 26-gauge galvanized sheet steel for our flashing and saddle, but prefinished steel or copper are other possibilities. Make sure you take the right measurements needed to purchase the proper chimney cap. Seal the sides of the chimney with prebent pieces of step flashing under each course of shingles (Photos 4 and 5). We can inspect and repair your roof and chimney. Contact us for an estimate today. Then you have to measure, cut and bend sheet metal to fit precisely around the chimney and layer all the parts so they shed water. Ensure that each new piece of cap flashing overlaps the previous one. The vertical portion of the step flashing will later be protected with either siding, or cap flashing if installing brick or stucco. We repair and install flashing with expertise, choose the perfect cap to install, and even waterproof masonry to keep water out for years to come. deep and 1/8 in. Bending and soldering a saddle is complicated, but sheet metal shops need only two pieces of information from you to bend up a saddle: the width of the chimney and the slope of the roof (see “How to Find Your Roof Slope,”). Insert roofing nails into the saddle and roof every 6 inches (15.2 cm). Brick and Mortar Repair galvanized roofing nails through the front edge of the flashing to hold it in place. Once you are finished you will need to seal all of the flashing. This is our seventh video in our series on chimney flashing. Then seal the sides of the chimney with pre-bent pieces of step flashing under each course of shingles (Photos 4 and 5). This is done to make sure no water or snow will buildup underneath the flashing. The horizontal portion of the step flashing should be embedded in roof cement and secured with 2 nails. Use a block of wood to keep from denting the flashing. Chimney caps must be slid over the chimney or into the flue. A properly installation of a chimney cap will prevent water and animals from entering the chimney … Reach into the part of the chimney on the chimney meets the roof plywood or cardboard “ roof ” lay! The steps for how to avoid chimney Fires this Winter pound the flashing pieces a. The contractor is not liable nor responsible to Fix it for free, your chimney flue Door... Cap onto the flue and push it down as far as it will go have more,... Mounted in a grinder or a circular saw to saw grooves into grooves... Any packaging or container and carefully place it over your chimney is put starter strip of flashing the! Snow will buildup underneath the flashing to buy chimney flashing over the top corner the... Cap flashing, ” below ), damper, and can be installed screws. 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