panblast airflo deadman control handle bspThe PanBlast AirFlo Pneumatic Control Handle is a bleed type handle, designed to operate with a twinline system to remotely supply and activate air to the blast pot remote control valves. The BSP configuration is compatible with most non U. S. blasting equipment. This is a bleeder type deadman handle. A bleeder type handles in un activated state provides a constant air bleed to atmosphere with a hissing sound. Note that dirt and grease buildup inside