| Place of Origin |
Fujian China (Mainland) |
| Brand Name |
ATON |
| Insulation Material |
PVC |
Specifications: D33mm×3, D33mm×4, D33mm×7. Features: 1. Better ring rigidity, more rational mechanics system, owing to their multi-hole structure, they can hold more load. 2.Smooth internal wall, double socket joint, low friction coefficient, makesure the fiber easily installed. 3. Perfect acid & alkali resistance, High aging resistance and perfect impact and sealing performance, so these ducts can be used in the cold and hot area. 4. Have over 50 years of lifetime.