Ventilation stays 85 Application ASSA 85, for inward-opening windows with lipped over sash (also for outward-opening with frame depth less than 32 mm). Features The sash is held in fixed airing positions as the rod and the teeth of the arm catch/frame fixture grip each other. Fits both right and left as the arm both right and left as the arm catch/frame fixture can be rotated. Construction a) Arm with fixture. b) Sash fixture and arm catch. c) Frame fixture. Material Acetal plastic in white or brown. Instructions for milling Mounted according to instructions with measurements. Door holder ASSA 520Used for outward-opening glazed doors. 160 and 160S: with detachable frame fixtureUsed for windows and glazed doors together with ASSA espa… Friction door holder 523TUsed for external doors, glazed doors, storage room doors, etc. Do you want to create a safe lock environment? ASSA OEM has created "The lock guide by ASSA OEM", and it's made to give you knowledge and tips about approved lock sets. We really encouring poeple to read our tips and guidelines here: The lock guide Want to download our product catalogues? If you prefer to download our product catalogue - you can download it here! We also provide instructions, declarations and other documents in our download documents section.Check it out!