Soda Blast

[spareparts]

I've seen guys at the boat yard blast the bottom paint off without a tent, they use a suction device mounted right on the nozzle of the blaster, the suction surrounds the outgoing media and sucks it right back in the hopper after it bounce off the hull, with the blasted bottom paint, it still makes a bit of a cloud, but nothing like it would with out any suction