Don't waste a big blocker on a small leak

1x Hydraulic power unit with control

Get The Job Done Quickly And With The Best Even Coverage

Provides negative pressure to aid in collecting silica and other airborne abrasive dust

DOTs or any application with highlight lines or dual-color stripes with reflective beads

Carlisle 336507 ST1 Spray Gun manualreprice Don't waste a big blockerCarlisle 336507 ST1 Spray Gun B MC 01 MT W ACCY KIT Increase your productivity, spray consistency, and uptime with Carlisles ST1 Air Purge Spray Gun. This high performance spray gun features patented ergonomics for increased comfort and control, quick change mix tips for precision and consistency, and an intuitive design for easy service. The ST1 spray gun is designed for spraying polyurethane foam insulation in residential and commercial projects.