Repairing a Chimney

A crack in the crown of a chimney is the most common place where water can enter the structure. The height is a concrete cap that sits atop the chimney flue. Over several seasons, gaps in the crown develop, allowing water to enter the structure and run down the side of the chimney. During a chimney repair, a professional at will clean the crack with a stiff brush and fill it with a bead of caulk.Chimney repair

A damaged chimney flashing can also cause more roofing damage. While this can be remedied with new caulk or roofing cement, a flared or warped flashing may need replacement. A base flashing is installed around the bottom of the chimney. Step flashing is installed around the side and interwoven to direct water away from the chimney. A skilled roofer can replace damaged or cracked roofing. Chimney repair can include repairing a cracked chimney cap, installing counter flashing, or replacing a roof section.

A professional will look for damage to the chimney, including a buildup of creosote and ash, and a consistent, efficient functioning. The best way to determine if your chimney needs repairs is to schedule an inspection once a year. Proper upkeep of the chimney is far less expensive than letting the damage to the structure get out of hand. Chimney repair prices are directly related to the type of repairs needed, the complexity of the work, and the quality of materials used.

If your chimney is leaking, you may see water in the fireplace or on the floor. Excessive moisture can also lead to rusting or deterioration of the firebox and damper. This may lead to a dangerous house fire. A professional chimney sweep will use a special camera to check the flue lining for signs of leaking and repair. When water enters your chimney, moisture will begin to accumulate and cause the masonry to collapse.

Cracks in a chimney’s cap can be repaired using a cold chisel and a ball-peen hammer. Make sure to wear goggles and gloves before attempting this task. Make sure the chimney cap is free of loose debris, and that the new mortar slopes away from the chimney flue. Then, apply a new layer of mortar, and keep it damp for four days. Likewise, if the chimney cap has crumbled and needs a new cap, you can chip out the old mortar and replace it with a new one.

Minor chimney repairs can be completed for $200 to $1,000. A full rebuild will cost about $4,000 to $15,000, depending on the size and complexity of the chimney. To avoid any unnecessary expense, make sure to get at least three estimates for the repair. Check the Better Business Bureau and read reviews about each company. Choose a company with a history of quality work and certifications from the Chimney Safety Institute of America. Never settle for the lowest quote; it may indicate a less-than-quality job.

The best way to prevent animals from entering a chimney is to install a chimney cap. The cap should be tightened securely to prevent animal access to the chimney. Too much pressure on a chimney cap can damage the clay liner. To avoid these problems, be sure to follow manufacturer’s instructions. You must use the correct hardware to mount the cap. Incorrect hardware can cause cracks in the crown, brick, and flue. You should also prevent baby raccoons from nesting on the chimney shelf above the damper.

The crown of a chimney is a crucial part of the chimney’s construction, as it prevents rain and snow from entering the system. If not repaired, a cracked crown can result in a costly repair that will have to be accompanied by a full chimney replacement. Depending on the extent of the damage, this repair can cost from two hundred to two thousand dollars. Chimney repair can save you thousands of dollars in the long run.