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Offering a huge line of aluminum products such as gable vents, half round window trim, and shutters. Ordering, buy a gable vent from Onyx Xteriors is a worry free process. Buy all gable vents are categorized for you to find the gable end vent you need quickly. As we are a custom aluminum manufacturer, we have every fixed louver aluminum gable vent possibly available. The aluminum gable vents are divided into shapes of square attic end vents, round gable vents, triangle gable vents, rectangle exhaust vents, octagon gable vents, tombstone aluminum vents, cathedral attic vents, half round gable end vents and left or right functional triangle gable end vent. The shape louver vent you choose will lead you to choose your size gable vent and your depth and the flange you need. The triangle gable vents are broken into categories of pitch or by exact measure. Or if you only have your vent base measure and a pitch, you can choose from the common measures for a 4/12, 5/12, 6/12, 7/12, 8/12, 9/12, 10/12, 11/12, 12/12, 14/12 and 16/12. The divisions of these gable vents are to make it easier to choose and order the correct triangle gable vent. Purchase your metal gable vent here with ease. Our louvered functional gable vents are also divided into series. You may notice we have brought back the popular contractor grade gable vents or construction gable vents for a more economical price. These square gable vents are true louver vents. The  louvered gable vents have a 4 fold louver and a framing rail system which can be viewed in the "info" section of the page. The decorative vents are divided similarly. By pitch you can choose from common base measures. The Exact measure decorative gable vents are for you to enter your own measures if you have them. The half round window trim offered here is aluminum. And even better, we match your trim coil color.  We categorize our gable vents and organize our aluminum gable vents so you can find them. Triangle gable vents
4/12 pitch metal gable vent: 24" x 4", 36" x 6", 48" x 8", 60" x 10", 72" x 12", 84" x 14", 96" x 16", 108" x 18", 120" x 20"
5/12 pitch aluminum gable vent: 24" x 5", 36" x 7.5", 48" x 10", 60" x 12.5", 72" x 15", 84" x 17.5", 96" x 20", 108" x 22.5", 120" x 25"
6/12 pitch aluminum triangle gable vent: 24" x 6", 36" x 9", 48" x 12", 60" x 15", 72" x 18", 84" x 21", 96" x 24", 108" x 27", 120" x 30"
7/12 pitch triangle gable vent: 24" x 7", 36" x 10.5", 48" x 14", 60" x 17.5", 72" x 21", 84" x 24.5", 96" x 28", 108" x 31.5", 120" x 35"
8/12 pitch triangle attic vent: 24" x 8", 36" x 12", 48" x 16", 60" x 20", 72" x 24", 84" x 28", 96" x 32", 108" x 36", 120" x 40"
9/12 pitch attic vent: 24" x 9", 36" x 13.5", 48" x 18", 60" x 22.5", 72" x 27", 84" x 31.5", 96" x 36", 108" x 40.5", 120" x 45"
10/12 pitch triangle louver gable vent: 24" x 10", 36" x 15", 48" x 20", 60" x 25", 72" x 30", 84" x 35", 96" x 40", 108" x 45", 120" x 50"
11/12 pitch louver gable vent: 24" x 11", 36" x 16.5", 48" x 22", 60" x 27.5", 72" x 33", 84" x 38.5", 96" x 44", 108" x 49.5", 120" x 55"
12/12 pitch metal air vent: 24" x 12", 36" x 18", 48" x 24", 60" x 30", 72" x 36", 84" x 42", 96" x 48", 108" x 54", 120" x 60"
14/12 pitch metal triangle vent: 24" x 14", 36" x 21", 48" x 28", 60" x 35", 72" x 42", 84" x 49", 96" x 56", 108" x 63", 120" x 70"
16/12 pitch gable vent: 24" x 16", 36" x 24", 48" x 32", 60" x 40", 72" x 48", 84" x 56", 96" x 64", 108" x 72", 120" x 80"