Material and durability: Made of stainless steel for strong durability and corrosion resistance, delivering longlasting performance. Efficient blockage prevention: Designed to prevent blockages from water, leaves, flowers, and rats. This drain filter promotes smooth drainage and helps keep pipes clean and from clogs. Adjustable inclination and installation: Features an adjustable clamp for easy installation and secure fixing by adjusting the inclination. Suitable for flexible installation on drain pipes, exhaust pipes, roofs, balconies, and other grounds. Use scenarios: Roof and gutter drains on residential buildings to prevent debris from entering the sewer line while maintaining clear drainage. Balcony or patio floor drains to handle rainwater and reduce clogging from leaves and flowers. Outdoor drains near walkways or exterior exhaust pipes to protect against debris and maintain efficient drainage.