Vacuum box used to leak test arched corners in building of ships, barges, tanks, or any seal weld application. Our double-sided gasket design ensures a good seal during the vacuum test. Vacuum pump​ or compressed air source can be used.

PART: VB184BT

Weight: 3.5 lbs

​4" wide X 18" long (6" long boat tail ends and 6" long center section)

PART: VB24BT

Weight: 4.0 lbs

​6" wide X 24" long (6" long boat tail ends and 12" long center section)

Custom sizes available.

Standard 30" Flexible Vacuum Box​ also available for use on pipe or any concave or convex surface.

Vacuum Pump also available​​