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AASA20 Safety Restrictor
Product Series:HOPO
Product Code:AASA20.00.021
Main Material:Zinc Alloy
Surface Treatment:021—Eco-Friendly Color Zinc Coating
Application:Euro-Standard C-Groove Outward Opening Window
Technical Resources
Get detailed information on the product line including types of windows and doors, color and finish options, sizing, hardware, and more.
Hardware advantage 01
Engineered for Smooth Daily Operation
Precision-fit hardware supports stable motion, controlled locking, and reliable use across modern door and window systems.
Hardware advantage 02
Durable Finish for Demanding Environments
Robust materials and protective surface treatment help resist wear, corrosion, and long-term performance drift.
Hardware advantage 03
System-Matched Installation
Compatible product logic helps installers match profiles, accessories, and application needs with greater confidence.
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Installation Manual
Installation Manual
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SDLK50 K-Series Lock BodyProduct Series: HOPO
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Profile Width Compatibility: 27–38mm
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