Is it OK to cap a chimney?

Is it OK to cap a chimney?

An open chimney on a roof acts as a potential entry point for rainwater, moisture and more. Water and moisture can cause structural damage to the building, as well as the chimney. Capping the chimney will prevent any rainwater from entering the chimney space and causing issues related to damp and moisture.

What is a chimney topper?

What Is a Chimney Cap? Chimney caps are protective coverings that go over the top of your chimney. They are usually made of steel or copper mesh and come in a variety of styles to match the outside of your home. On top of the mesh ring, is a cap that helps protect your chimney from rain and downdrafts.

Are chimney rain caps necessary?

Although a chimney will function without a chimney cap, it’s best to have one. Without a chimney cap, rain, snow, or other detritus can enter your chimney unhampered, causing damage to your house. It also keeps embers from escaping the chimney, preventing roof fires.

What’s the best material for chimney caps?

Galvanized steel caps: These are some of the least expensive but also least durable.

  • Aluminum caps: Aluminum chimney caps are also relatively inexpensive,with prices often in the range of galvanized steel models.
  • Stainless steel caps: These are regarded as the best balance of performance and cost.
  • Does My Chimney need a cap?

    Not only will a metal cap prevent animals from building nests in your chimney , it will keep debris from entering the flue, keep moisture out, and protect your roof from burning embers that may cause a house fire. The most obvious reason to get a chimney cap installed is to keep debris out of your chimney .

    Do chimneys have to have a cover on top?

    Simply put, a chimney cap is a covering that goes over the chimney top. These caps are typically made from copper or metal mesh material and are available in multiple styles that you can choose from to match the exact style of your home. On the top section of the mesh material is a cap that will protect your chimney from the rain.

    What are chimney covers used for?


  • Snow
  • Sleet
  • Downdrafts
  • Debris (leaves,branches)
  • Animals (such as birds and bees)