Hopper windows are hinged at the bottom and open inward.
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  • Longest Standing Product Line – Tried, Tested, Trusted
  • Enhanced Durability, Reinforced Aluminum Meeting Rail
  • Engineered for Today’s Stringent Energy Standards
  • Exclusive Offering for Professionals in the Industry
  • Our Slimmest Vinyl Profile
  • Proficiency In Manufacturing, Efficiency In Performance