Defender Restricted

A friction hinge designed specifically for resident safety. 

Features

  • Improved weather sealing and draught proofing performance from extended enclosed end cap and asymmetrical vent arm form when tested to BS 6375-1
  • Unique robust cam friction device eliminates any risk of friction screw misuse 
  • Built-in quick release lever allows the window to be fully opened for easy cleaning and total ventilation 
  • Asymmetric location system for reliable and accurate closure 
  • Restrictor automatically relocates and resets when the window is closed 
  • Slot-hole-slot vent fixing configuration for ease of adjustment and guaranteed fixing into reinforcement on PVC-u window frames
  • Available as highline variants from profiles with cavities between 16mm and 18mm 
  • Available in ferritic 430* as standard and austenitic 304* stainless steel for enhanced corrosion resistance 

Specification 

  • 10 or 12 year Mechanical Guarantee** 
  • Endurance tested to 30,000 cycles 
  • Corrosion tested to a minimum of 96 hours 
  • Secured by Design approved 
  • BBA certification 
  • Compliant with BS 6375-2 and EN 12126-5 

*Standard ferritic (was 430) to BS EN 10088-2 Grade 1.4016 or Austenitic (was 304) stainless steel to BS EN 10088-2 Grade 1.4301 for enhanced corrosion resistance 

** 10-year Mechanical Guarantee for Standard Ferritic and 12-year Mechanical Guarantee for Austenitic Stainless Steel

Included within the Yale Lifetime Security Guarantee*

*Terms and conditions apply

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