Brand Name: VENTECH
Model Number: OBD
Place of Origin: Guangdong, China (Mainland)
Made of Aluminum
Opposed Blades
Gear Wheel Operated
Easy Installation
All Sizes Available
NECK SIZE(mm) |
100 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
600 |
100 |
* |
* |
* |
* |
* |
* |
* |
* |
* |
* |
150 |
|
* |
* |
* |
* |
* |
* |
* |
* |
* |
200 |
|
|
* |
* |
* |
* |
* |
* |
* |
* |
250 |
|
|
|
* |
* |
* |
* |
* |
* |
* |
300 |
|
|
|
|
* |
* |
* |
* |
* |
* |
350 |
|
|
|
|
|
* |
* |
* |
* |
* |
400 |
|
|
|
|
|
|
* |
* |
* |
* |
450 |
|
|
|
|
|
|
|
* |
* |
* |
500 |
|
|
|
|
|
|
|
|
* |
* |
600 |
|
|
|
|
|
|
|
|
|
* |