Quanex 5400 (K2) Swing Patio Door

Commercial performance for high-rise and hurricane coastal patio doors


The 5400 (K2) vinyl in-swing and out-swing door system is optimally configured to meet critical specifications for use in large sizes and where high structural ratings are necessary. It`s multi-chambered profiles are designed with long-lasting .100” thick walls to better withstand higher pressure loads. The frame can be mechanically assembled or welded, and the equal glass unit sightlines will provide a more pleasing aesthetic look. This door system will help you better compete in the commercial, higher-load, entry and patio door market where you can source additional market share. Contact Quanex today and let our expert team provide support as you adopt our tough, energy-efficient K2 vinyl swing door.


  • Tested strength encapsulated by durable, heat-reflecting, impact-resistant and corrosion-proof proprietary MikronBlend® vinyl
  • Vinyl offers 40% better insulating properties than aluminum frame patio doors
  • Energy-efficiency qualifies to earn USBGC/LEED points
  • Features multi-chamber engineered profiles with long-lasting .100 inch thick walls
  • Dual-glazing system with Duralite® or Super Spacer® warm edge spacer system for superior UV and thermal protection against heat loss and solar heat gain

  • In-Swing Patio Door
  • Out-Swing Patio Door
  • Configurations:  X, XO, OX, XX