![](../adm/files/product/items/thumb/thumb_55.jpg)
51AVD/51AHD 1-1/2 Hour Type A
![Ventex](../images/details-btn_03.jpg)
![](../adm/files/product/items/thumb/thumb_56.jpg)
51BVD/51BHD 1-1/2 Hour Type B
![Ventex](../images/details-btn_03.jpg)
![](../adm/files/product/items/thumb/thumb_59.jpg)
51CRVD/51CRHD 1-1/2 Hour Type CR (Round)
![Ventex](../images/details-btn_03.jpg)
![](../adm/files/product/items/thumb/thumb_57.jpg)
51CVD/51CHD 1-1/2 Hour Type C (Sq./Rect.)
![Ventex](../images/details-btn_03.jpg)
![](../adm/files/product/items/thumb/thumb_58.jpg)
51COVD/51COHD 1-1/2 Hour Type CO (Oval)
![Ventex](../images/details-btn_03.jpg)
![](../adm/files/product/items/thumb/thumb_60.jpg)
53AVD 3 Hour Type A
![Ventex](../images/details-btn_03.jpg)
![](../adm/files/product/items/thumb/thumb_61.jpg)
53BVD 3 Hour Type B
![Ventex](../images/details-btn_03.jpg)
![](../adm/files/product/items/thumb/thumb_62.jpg)
53CRVD 3 Hour Type CR (Round)
![Ventex](../images/details-btn_03.jpg)
![](../adm/files/product/items/thumb/thumb_63.jpg)
53CVD 3 Hour Type C (Sq./Rect.)
![Ventex](../images/details-btn_03.jpg)