# How Do I Repair a Crack in a Magic Chimney?
A Magic chimney is a chimney made by Black Magic Chimney & Fireplace. As with any chimney, cracks in a Magic chimney can be dangerous; if left untreated they can grow, eventually rendering the chimney unsafe. Water can enter your chimney cracks and cause the cracks to expand; which can lead to structural damage. With a simple do-it-yourself fix, you can save yourself a more costly repair of the chimney.
Things You'll Need
- Brush
- Elastomeric sealant for mortar joints
- Disposable pan
Instructions
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1
Pour some elastomeric sealant for mortar joints into a disposable pan. You can use a pie pan or another shallow pan. Pour just enough to cover the bottom of the pan, do not overfill.
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2
Brush the elastomeric sealant for mortar joints on the cracks. Spread the sealant evenly. You can buy elastomeric sealant for mortar joints in hardware stores.
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3
Inspect your chimney in six hours. Check to see if the cracks are filled with the sealant. If the cracks are not filled, apply more sealant.
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