Premium-duty 20 gauge (520 and 520S) and heavy-duty 24 gauge (664, 664V, 524, 524V and 524S) doors are for most commercial and industrial applications. Models 525, 525V and 525S are alternatives for applications requiring economy and reliability in a lighter gauge commercial door. Ideal for use in service stations, auto dealerships and warehouses.

  • Clopay’s 20, 24 and 25 gauge steel sectional doors are prepainted inside and out for a maintenance-free, durable finish.
  • Tog-L-Loc® construction eliminates welds and rivets for rust-proof and leak-proof joints.
  • Available in prepainted White or Brown.
  • Available with insulation for maximum energy efficiency.
  • Ten-year warranty against rust-through.
  • Available with prepainted, full view lite section(s).