--- title: Why is the ridge vent not laying flat on the roof? description: The ridge vent might not be laying flat on the roof because the nails are not long enough. --- [Skip to content](https://help.gibraltarbuildingproducts.com/migration/en/knowledge/shinglevent-ii-is-not-laying-flat-on-the-roof.-do-you-have-any-advice-to-correct-this-problem#main-content) English Show submenu for translations ![GBAD Full Color.png\]](https://help.gibraltarbuildingproducts.com/hs-fs/hubfs/GBAD%20Full%20Color.png?height=40&name=GBAD%20Full%20Color.png) - [Default HubSpot Blog](https://semetals-1971711.hs-sites.com/blog) Open main navigation Close main navigation - [Default HubSpot Blog](https://semetals-1971711.hs-sites.com/blog) - English Show submenu for translations - Go to www.gibraltarbuildingproducts.com Go to www.gibraltarbuildingproducts.com Hello. How can we help you? - There are no suggestions because the search field is empty. 1. 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It could be the nails are pulling out of the roof deck. Air Vent recommends longer nails (2.5-inch) and ring shank style to prevent this from happening. - [Default HubSpot Blog](https://semetals-1971711.hs-sites.com/blog) [![Gibraltar Building Accessories Logo](https://help.gibraltarbuildingproducts.com/hs-fs/hubfs/GBAD.jpg?width=2500&height=777&name=GBAD.jpg "Gibraltar Building Accessories Logo")](https://www.gibraltarbuildingproducts.com/) www.gibraltarbuildingproducts.com Help Center Copyright © 2026, Gibraltar Building Accessories Division