Home exterior exhaust putty how to#

Apply the sealant to the area according to the manufacturer’s instructions. You can use caulking or a foam sealant to seal your vent pipe. To apply the sealant, you’ll need a clear, clean surface.

Home exterior exhaust putty how to#

Overview of how to seal vent pipe: Make sure the area is cleanĬlean the area around the vent of any dirt or debris. When sealing your vent, keep in mind that the exhaust pipe sealant must be completely dry before using your furnace as it could lead to cracks and other gaps. To make sure your vent is sealed correctly, follow the steps below. Sealing your furnace vent piping outside is a simple task that requires minimal equipment and time. In addition, by blocking as many gaps as you can, your home remains more energy efficient. Besides this, you can prevent any combustion gases from blowing back through the gaps as these contain carbon monoxide. It is essential to seal your exterior furnace vent joints as doing this can help prevent air drafts, water leaks, and insects from gaining access to your home. Here you can learn why sealing your furnace vent is essential. By the end, you’ll learn how easy it is to seal a vent at home to keep heat in and draughts and even insects out.

In our guide, we explain why you should seal your outside furnace exhaust pipe. Though not related to your furnace, a properly sealed vent can boost its furnace. Sealing your outdoor furnace vent is necessary maintenance. Furnace maintenance goes beyond the actual furnace unit in your home and includes the ducts and venting systems. You can keep your furnace running efficiently by keeping it clean and replacing the filter. You probably perform furnace maintenance.