Long Lifespan Aluminum Gutter Guards Incorporating SUS316 Mesh For Effective Rust Resistance And Protection Description: Long lifespan aluminum gutter guard with SUS316 marine grade mesh, premium solution for luxury villas, coastal resorts and high-end buildings. High grade SUS316 mesh delivers superior anti-corrosion performance for premium long-term roof drainage protection. Specification: High grade SUS316 mesh; Mill finish aluminum frame; 25+ year service life; salt spray