Round Vent Base – Flat Roof

The FAMCO FB round vent base - flat roof is used as a mount for a globe vent or any other round based roof vents without a flange. The FAMCO FB round vent base - flat roof is used for flat roofs with no pitch or slope. This product features a large flange for easy installation and leak protection. No field trimming required. Weather proof construction. The crimped opening provides a secure fitting for your vent cap. Quality constructed from 28-24 gauge Galvanized steel, depending on size. The FAMCO FB round vent base - flat roof is available in sizes that fit caps from 4 inch - 18 inch outside diameter (OD), be sure to verify your measurements before ordering. FAMCO FB round vent base - flat roof is manufactured by FAMCO in the United States and comes with a 1-year warranty against product defects and workmanship. If you have any questions about this product, please refer to the FAQs above or feel free to contact us. Download the Product Specs .PDF