This Aluminum Sliding Window Sash Security Block is designed for compatible sliding window systems and provides a mechanical restriction against excessive vertical sash movement. It is particularly suitable for aluminum-framed windows where compact hardware is required within the frame or track area.

The component features a black body with a raised contact surface and side positioning edges. These structural details allow it to work with compatible aluminum profile channels and provide a controlled interface with the sliding sash.

The security block can be used in residential sliding windows, balcony windows, horizontal sliding systems, and selected aluminum profile window assemblies. It can also be considered as replacement hardware when an existing sash retention component has been damaged or lost.

Its function is complementary to other window hardware such as rollers, guides, tracks, and locks. Rather than serving as the primary locking mechanism, the block helps restrict vertical movement and supports the correct positioning of the sash within the frame.

• Impact Absorption & Anti-collision: Soft silicone buffer pad absorbs the impact force when sliding sash hits frame, avoiding profile damage
• Noise Reduction: Eliminates loud banging noise caused by window sash collision for quieter operation
• Durable Material: High-toughness engineering plastic bracket + anti-aging silicone pad, wear resistant and UV stable
• Complete Installation Kit: Comes with mounting bracket, silicone cushion and fixing screw for convenient on-site assembly
• Easy Adjustment & Installation: Adjustable slot design allows flexible position adjustment during window fabrication
• OEM & Bulk Supply Available: Custom sizes, colors and logo marking are supported for mass production orders

• Aluminum sliding windows & sliding doors
• Thermal break insulated window systems
• Residential and commercial building window projects
• Mass assembly production for door & window factories

Before ordering, users should compare the product dimensions and mounting configuration with the existing window profile. Aluminum extrusion systems can differ in track geometry and internal dimensions, so compatibility should be confirmed carefully.

This component is suitable for window manufacturers, aluminum fabricators, repair professionals, installers, hardware distributors, and homeowners.