DEAR TIM: My chimney is constructed with concrete block and has a thin stucco coating. I know the top of the chimney is not right and some of the blocks are falling apart. There are also tiny hairline cracks all over the chimney that don’t seem to be serious. What would you do if this […]
Chimney caps should be checked for leaks. A chimney cap can be the cause of a damp attic. If there are cracks in the cement cap, water can get into the inner layers of the chimney masonry. The bricks, stones or block around the chimney may also be a source for the leaks.
Problem solving is the nature of our world. Researchers and scientists create things, methods or new products only to find that a secondary problem develops as a result of the initial solution! This happened with the newer high efficiency furnaces. These furnaces deliver 90 percent or more combustion heat to your home, compared to old coal furnaces which only delivered about 50 percent. Here are some things to keep in mind for hot water heater venting into old chimneys.
Many old homes in the United States have aged masonry chimneys with gas furnaces that use the chimney as a vent. Replacing such appliances will leave you with an oversized chimney and draft problems. With stainless steel alloy chimney liners, you can solve this problem. The following tips when talking to companies will count if you're making this adjustment.
To prevent problems resulting from chimney construction and fireplace design, check out the following resources. Because firebox design is critical to the success of the fireplace, consult the fireplace sizing chart before building.
The following resources are for chimney construction, design and maintenance. If you need to fill a large space around a chimney crown, try the following list of manufacturers who make cement stable silicone caulks. Also, ChimneySaver's CrownSeal, while not a project you can do at home, can help you with your chimney repair without having to start from scratch.
Chimneys. Every time my kids watch Mary Poppins, I think of chimneys. Imagine how many millions of chimneys there are in the USA: millions and millions. Heck, I've got two on my own house and I've seen houses with as many as four and five. Each chimney must be properly crowned with a gap between the flue liner and caulked with a cement stable sealant. You can also protect your chimney by installing a chimney cap to reduce weather damage.