Porvene’s 300 Series Commercial Slat Doors offer the economy of a sheet door with the added strength of a service door. This Model is available with 24 Gauge or 22 Gauge steel slat curtain (some sizes available in 24 gauge only) and can be Windlocked. This complete product line comes standard with chain operation and can be upgraded to electric operation.


Standard Features:

  1. Sealed Ball Bearings
    Self-aligning and allow lasting free rotation.
  2. Drum Assembly
    The counter balancing mechanism is housed in this unique, roll-up assembly, forming a self enclosed hood.
  3. Steel Slat Curtain
    All slats are manufactured from the highest quality galvanized steel with a baked enamel finish, to form an effective secure curtain.
    Available curved or flat. (Available in 24 or 22 gauge.)
  4. Bottom Bar
    Full length structural steel angle with blade atragal. The blade astragal forms a barrier against weather, dirt, insects and rodents. Slide bolt lock can accommodate padlocks.
  5. Guides
    Structureal steel wall angle with galvanized roll-form U-Channel guides.
  6. Chain Operation
    Reduction Drive stnadard on all doors. Smooth hand-chain provides safe and comfortable operation eliminating the sharp edges common to lock link hand chain.
  7. Vision Lites
    For viewing convenience. (optional)

Other Options:

  • Inverted curtain for exterior mounting 
  • Slope strip (for sloped floors) 
  • Hoods/facia panels 
  • Dead bolt locks for wicket doors 
  • Insulation
  • Powder Coating
  • Single piece windlock guides available 
  • Contact us for other options available