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AdvantageVent – glass block vinyl hopper vents with thermal sealed glass are sure to provide the energy efficiency light transparency and security that you seek. Variable opening options allow you to choose the amount of air flow you get from our vents. When closed the vents seal with the extruded bubble seal ensuring no air comes in. Our hoppers vents are applicable for mortar or silicone installation and will perform to the highest standard.
- Made in the U.S.A.
- Energy efficient window style construction with superior UV resistance.
- Double pane frosted glass sash door with extruded bubble seal on perimeter ensures great thermal properties.
- Protective film for easier and cleaner installation.
- Insect screen on the exterior to keep the bugs out.
- Color : White.