Best Roof Flashings for Chimney of 2025

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Roof flashings for chimneys are essential components that help prevent water leaks and ensure the long-term durability of a roofing system. These flashings are specifically designed to create a watertight seal around the base of the chimney, where it meets the roof. Made from durable materials such as aluminum or galvanized steel, these flashings are resistant to corrosion and provide reliable protection against water infiltration. With their customizable design and easy installation, roof flashings for chimneys are a must-have for any homeowner looking to safeguard their property from potential water damage.
At a Glance: Our Top Picks
Top 10 Roof Flashings for Chimney
Yaocom #8 Metal Roof Vent Boot
The Yaocom Roof Vent Boot offers a practical solution for your roofing needs. With two roof jacks in the package, you have a spare handy for any adjustments you might need during installation. Its cone-shaped design features a square base, allowing you to fit it around various pipe sizes easily. Made from durable EPDM and aluminum, it provides both strength and style. The compact design allows for a secure fit while enabling a tilt of up to 45 degrees, making it versatile for different roof installations.
Yaocom #8 Metal Roof Vent Boot
The Yaocom Roof Vent Boot is designed to simplify your roofing projects. This product comes as a single unit, providing a backup for your installation needs. Its cone shape and square base allow for a precise fit around various pipe sizes, ensuring a secure seal. Made from durable EPDM and aluminum, it combines strength with a stylish appearance. The compact design makes it easy to slide over pipes, while accommodating a tilt of up to 45 degrees, making it versatile for different roof types. You’ll find this boot ideal for a range of applications, from homes to workshops.
Fasteners Plus #7 High Temp Roof Boot Kit
Fasteners Plus Roof Boot Kit includes a high temp rubber roof boot that can withstand temperatures up to 500 degrees Fahrenheit. The flexible base fits various corrugated roofing materials, ensuring a secure fit with the included roofing stitch screws. The NovaFlex sealant creates a tight seal between the roof vent pipe boot and the metal sheet, preventing leaks. Clear diameter marks on the rubber make installation easy, ideal for metal roof stove pipes and chimney vents.
Yaocom OD Pipe Boot for Roof Vent
Yaocom Pipe Boot is a versatile roof flashing suitable for pipe diameters from 6 3/4" to 15". Its cone-shaped design optimizes waterproofing, making it ideal for various roof types. The black EPDM and silver aluminum materials provide an elegant finish. This roof jack offers a multi-dimensional pipe seal range and is efficient for ventilation pipes, chimney installations, and various roof types. With the Yaocom Pipe Boot, you can ensure maximum roof vent efficiency and sustainable results over time.
Therwen 5x7 Inch Roof Flashings
The Therwen Roof Flashings come with 40 pieces, each measuring 5 x 7 inches, giving you plenty to work with for your roofing needs. Made from quality aluminum, these flashings provide a strong and reliable weatherproof barrier for areas around chimneys and skylights. You’ll appreciate how easy they are to trim to your desired size, making installation a breeze. Simply use tin snips to cut them, and attach them with nails, screws, or adhesive tape as needed. This product not only enhances your roof’s protection but also serves multiple purposes, such as deterring pests.
Nuanchu #7 Flexible Roof Jack
The Nuanchu Flexible Roof Boot is designed to effectively seal around chimney pipes and roof vents, ensuring a waterproof installation. With its unique cone shape and a diameter range of 6" to 11", it fits snugly on various pipe sizes, preventing leaks. Made from high-quality silicone and aluminum, it withstands extreme temperatures from -100 to +450 degrees Fahrenheit, providing durability and reliability. The convenient design allows for easy installation and accommodates slopes up to 45 degrees, saving you time and effort when working on your roof.
Sobalai #7 High Temp Roof Boot
The Sobalai Roof Flashing Boot is designed for pipes with diameters ranging from 6" to 11", making it versatile for various installations. Its flexible aluminum base allows for easy cutting, ensuring a perfect fit for your specific roof exhaust pipe needs. With excellent sealing capabilities, this boot prevents air and water from penetrating, providing peace of mind during harsh weather. Additionally, it can withstand extreme temperatures, from -100°F to +500°F, ensuring durability and performance in different climates. Installation is quick and straightforward, allowing you to complete the task in just five minutes.
Hedday Metal Roof Pipe Flashing Boot #7
Are you looking for a reliable solution for your metal roof's pipe flashing needs? The Hedday Roof Flashing Boot is a high-temperature resistant option that can withstand extreme weather conditions, ensuring durability. Its flexible construction allows for easy installation, even on angled roofs, providing a secure fit. This chimney flashing is versatile, suitable for chimneys, vents, plumbing, and more. The flexible rubber material prevents cracking and accommodates pipe vibration, ensuring a long-lasting seal for your roof. Get the Hedday Roof Flashing Boot for a hassle-free installation experience.
Fasteners Plus High Temp Roof Boot
The Fasteners Plus Roof Boot is designed for high-temperature applications, supporting pipe diameters from 6-3/4" to 13-1/2". Made from durable silicone, this boot can withstand continuous temperatures up to 500 degrees Fahrenheit, making it ideal for various outdoor conditions. Its flexible aluminum base allows you to easily adjust it to fit different corrugated roofing styles, ensuring a snug fit. Additionally, the included urethane sealant helps create a tight seal, preventing leaks and protecting your roof from the elements. Installation is straightforward with clear diameter markings on the rubber, making it user-friendly for any project.
VIVIDA #7 Metal Roof Pipe Boot
The VIVIDA Roof Pipe Boot is designed to fit corrugated metal roofs seamlessly. Its flexible rubber material allows you to mold it to the contours of your roofing, ensuring a secure fit. This boot accommodates pipes with an outer diameter between 6 and 11 inches, and you can easily trim it to the right size. With excellent temperature resistance from -100 °F to 450 °F, it remains effective in a variety of conditions. Installation is straightforward, making it perfect for sealing chimneys, exhaust vents, and other pipe openings on your metal roof.
Frequently Asked Questions (FAQs)
1. What type of flashing is used for chimneys?
Aluminum – a very popular choice. Aluminum flashing is inexpensive and can be installed on any type of roof. It's also resistant to rust. Steel – steel is also a very common material used for chimney flashing.
2. Do you need flashing around a chimney?
Both roof flashing and crickets are crucial to preventing water from getting into your chimney and leaking into your home. Remember, problems with the roof flashing can lead to a chimney leak.
3. How much does it cost to replace flashing around chimney?
Typically, the cost to replace chimney flashing ranges from $300 to $1,500, while repairing chimney flashing averages between $200 and $500. For larger chimneys made of stone or brick that require flank flashing and its more extensive installation process, expect to pay up to $2,000.
During our roof flashing for chimney research, we found 24 roof flashing for chimney products and shortlisted 10 quality products. We collected and analyzed 2,464 customer reviews through our big data system to write the roof flashings for chimney list. We found that most customers choose roof flashings for chimney with an average price of $45.40.
The roof flashings for chimney are available for purchase. We have researched hundreds of brands and picked the top brands of roof flashings for chimney, including Yaocom, Fasteners Plus, Therwen, Nuanchu, Sobalai. The seller of top 1 product has received honest feedback from 602 consumers with an average rating of 4.9.

Howard Chester is an architect from New York who holds a master's degree in architectural design, his passions for interior design and home improvement contribute to his extensive knowledge of all things furniture and home goods. Howard Chester Specializes in various architectural and interior design projects. He often publishes articles related to decoration on key websites and interior design magazines.