Best Roof Caps In July 2025

Facebook

Twitter

Tumblr

Pinterest

Reddit

WhatsApp

Telegram

Here, we’ll review the top 10 Best Roof Caps on the market today. We’ll provide an overview of the pros and cons of each product. Read on for our selection of Best Roof Caps.

To help you in your search, we have completed this list of the Best Roof Caps.

Top Rated Best Roof Caps Of 2025

Rank	Product Name	Score
1	Broan Steel Roof Cap for 3-1/4x 10"up to 8" Round Duct Buy Now	9.7 Buy Now
2	Broan-NuTone 634M Roof Cap Black Up to 6" Round Duct Buy Now	9.5 Buy Now
3	Broan 636 Roof Vent Cap Only Buy Now	9.1 Buy Now
4	Builder's Best 012633 Galvanized Steel Roof Vent Cap with Removable Screen & Damper Buy Now	8.8 Buy Now
5	Lippert Components 360 Siphon Roof Vent Cap - White (Gen 2) Buy Now	8.6 Buy Now
6	Roof Cap, 10 in. Fits Duct Size, Aluminum Buy Now	8.3 Buy Now
7	ECOTRIC 4Pcs Black Roof Rack Rail End Bar Cover Cap Shell Protection Replace Buy Now	8.1 Buy Now
8	NuTone 636AL Roof Cap for Ventilation Fans, Aluminum Buy Now	7.8 Buy Now
9	Broan 437 High Capacity Roof Cap Black 1200 CFM Buy Now	7.5 Buy Now
10	Oatey Mushroom Vent Cap, 3 Pack Buy Now	7.2 Buy Now

1. Broan Steel Roof Cap for 3-1/4x 10"up to 8" Round Duct

• Secure: footprint is 18.75" x 14.25" for a secure, well-balanced fit
• High-quality roof cap: roof cap for use with range hoods, losone fans, and bath ventilation fans maximizes the air and sound performance of your fan or range hood
• Durable: constructed of sturdy, 24-gauge crcq steel construction with a black electrically-bonded epoxy finish to ensure durability and lasting use
• Reliable: includes a built-in, backdraft damper and bird screen provide a dependable roof cap you can rely on
• Easy installation: roof cap is designed to fit with a 3.25" x 10" or up to 8" round duct to provide a simple, flexible installation

2. Broan-NuTone 634M Roof Cap Black Up to 6" Round Duct

• Easy installation: roof cap is designed to fit with a 6" round duct to provide a simple, flexible installation
• Secure: footprint is 18.75" x 14.25" for a secure, well-balanced fit
• Durable: constructed of sturdy, 24-gauge crcq steel construction with a black electrically-bonded epoxy finish to ensure durability and lasting use
• Reliable: includes a built-in, backdraft damper and bird screen provide a dependable roof cap you can rely on
• High-quality roof cap: roof cap for use with range hoods, losone fans, and bath ventilation fans maximizes the air and sound performance of your fan or range hood

3. Broan 636 Roof Vent Cap Only

• The product is manufactured in united states
• Compatible with either a 3 in. or 4 in. round duct
• This item is broan-nutone 636 roof vent cap only
• Used for appliance parts & accessories,miscellaneous accessories

4. Builder's Best 012633 Galvanized Steel Roof Vent Cap with Removable Screen & Damper

• Ideal for bathroom or kitchen vents. screens are removable so that caps can be used for venting clothes dryers as well.
• Extremely durable: this is a heavy duty 26 gauge galvanized roof vent hood with a high performance polyester powder coated finish.
• Protection against corrosion: our vent caps are astm b117 tested for anti-corrosive properties, showing very little or no signs of corrosion on our high performance polyester powder coated galvanized steel surface. other leading and foreign brands have little or no corrosive protection.
• Features: riveted construction, does not use caulk. includes pre-drilled holes for easy mounting. vent also comes with a flapper (damper) that prevents back drafts.
• Quality made in the usa by builder's best, inc. builder's best brand is a us registered trademark.

5. Lippert Components 360 Siphon Roof Vent Cap - White (Gen 2)

• No maintenance
• Sophisticated, patented design with no moving parts
• Easy installation and universal fit
• Prevents odors and gasses from invading rv living space
• Speeds up waste breakdown, eliminating the need for chemicals
• Measures 99-1/2" long x 19-1/8" wide x 8-1/4" deep

6. Roof Cap, 10 in. Fits Duct Size, Aluminum

• Construction material: steel
• Cap height (in.): 6-1/2"
• Flange size (in.): 14-1/4" x 18-3/4"
• Item: roof cap
• Includes: bird screen, built-in backdraft damper

7. ECOTRIC 4Pcs Black Roof Rack Rail End Bar Cover Cap Shell Protection Replace

• -fit for toyota 4runner n210 2003 2004 2005 2006 2007 2008 2009
• -replace original roof rack end when it lost or broken, easy to install,brings you car a whole new look.
• -instruction is not included!!
• -material: abs. color : as picture show, unpainted black.
• -package includes: 4pcs roof rail end bar cover

8. NuTone 636AL Roof Cap for Ventilation Fans, Aluminum

• Fits 3-inch or 4-inch round duct for versatility
• Not for use with dryers
• Built-in bird screen keeps out unwanted critters
• Built-in backdraft damper to keep out unwanted outside air
• Natural aluminum finish

9. Broan 437 High Capacity Roof Cap Black 1200 CFM

• Footprint is designed for use with fans up to 1200 cfm, providing the right roof cap for use with high performance blower systems a built-in, spring-loaded backdraft damper and bird screen provide a dependable roof cap you can count on roof cap is made of 24 gauge crcq steel construction with a black electrically-bonded epoxy finish for durability and long life for use ...

10. Oatey Mushroom Vent Cap, 3 Pack

• Sold as 3 pack
• Mushroom vent cap, fits brand any
• Includes 3 hex bolts