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Product Overview

WOCD is a “Window Opening Control Device” that conforms to ASTM F2090. Roto is the exclusive distributor in North America for Angel Ventlocks® manufactured by Mighton Products.

  • Provides critical window safety feature
  • Easily integrated by window manufacturer; aftermarket retrofitting takes just a few minutes
  • Maximum force of 15 lbs. (6.8 kg) required to release the mechanism
  • Sash re-engages automatically when closed
  • Visible indicators to designate when device is engaged
  • High quality Zamak 3 zinc die cast construction
  • Variants for hung and horizontal sliding windows
  • Tested to and passed the most stringent International (ASTM F2090-2010) standards