Characteristics
- Installation: To prevent the back flow of air flow
- Size : many sizes are available upon customers request
- Shape : circular
- Material : galvanized steel round tube slide damper
- Packing: plastic bags
Product Description
Circular cross-section, slide duct check valve steel fins, sealing tape. The non-return valve opening pressure effect, and after the pressure is dropping due to locking of the stainless steel spring.
Catalog
