Defender SP

A Special Purpose Friction Hinge. 

Features

• Asymmetric location systems for reliable weather sealing to BS 6375-1
• Patented lipped slider for enhanced smooth operation
• Easy friction adjustment without metal to metal contact
• Unique patented, robust cam friction device eliminates any risk of friction screw misuse
• Timber variant now available
• Available in 12" or 16" side hung
• Available with built-in restrictors
• Up to 90° opening from emergency escape