Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
Flat Base - Galvanized - 4 Inch$29.00Roof Vent Base with Flashing for installation on flat roof pitch. Base opening is crimped for easy installation of any round vent type on top. Available in 4" to 18" sizes (larger upon request). Learn More
We accept all credit cards
Buy online or call to order 
Check out our reviews