Security combi-window fastener Oyster

Security window fastener and restrictor in one for optimal and safe ventilation

• Combination of sturdy security window fastener and stay with double ventilation position for optimal ventilation
• complete with a special surface-mounted striker with a rattle-free Silence ventilation position and fixings
• child-proof: when locked, or even unlocked, it cannot be opened by small children
• lock-jockey proof: restrictor cannot be manipulated from outside
• stick barely out inwards, so it is often to combine with a fly screen or window decoration
• with built-in damper which can absorb any gusts of wind
• vertical free-standing prevents the handle hitting the glass
• also for narrow windows from 30 cm wide
• Stainless steel
• complies with the Police Hallmark for Safe Living, SKG2 and SKG V