We Sell Those: S&G Environmental Padlocks

The Sargent & Greenleaf Environmental Padlock is designed with unique features to protect against both physical attacks and extreme environmental conditions. The weatherproof padlock ensures security and easy operation even with regular exposure to extreme heat or freezing temperatures, rain, and dirt. With advanced built-in security, self-cleaning design, and rugged construction, the Environmental Padlock is the ideal solution for perimeter security.


  • Self-cleaning Cylinders and Unique Flow-through Drain Holes to open quickly even in extreme conditions.
  • Rugged Double-Balled Lock Construction to protect against physical attacks, including shimming, pulling, cutting, sawing and leverage attempts.
  • Coated Inside and Out with Electroless Nickel Plating to resist corrosion.
  • Unique Key-Retaining Design with Controlled or Restricted Distribution.
  • Two size options, 3/8” & 9/16” for flexibility in securing critical perimeter and equipment access points domestically or internationally