Product Overview This metal washer is a commonly used spacer for facade support systems, specifically engineered for curtain wall applications. Manufactured from 6063-T5 / 6061-T6 aluminum alloy, it delivers reliable performance in structural glazing and architectural cladding projects. Aluminum gaskets are used for metal leveling, pressure bearing, and load balancing. The size for this one is 20*20mm. Key Specifications Material 6063-T5 / 6061-T6 Aluminum Alloy Size 20 × 20