product description

1. Wide pleats, easy to clean ash;

2. Top opening, bottom opening / backing / small hole installation;

3. Unique inner rotation, outer protection side belt;

4. Special flame retardant properties;

5. Galvanized rust-proof metal structure;

6. Rubber ring seal

application:

   Suitable for plasma, laser cutting, welding fume and other working conditions in large steel structures, shipbuilding, automobile manufacturing, metal processing and other industries.