Graco’s GX-7 gun is the industries preferred roofing application gun. Ideal for concrete lifting applications since the mechanical-purge operation eliminates back pressure related issues.
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Graco’s GX-7 Mechanical-Purge spray gun is the industry standard for roofing applications. The Mixing Module, in combination with a Pattern Control Disc, produces a thoroughly mixed chemical and reliable spray pattern. Designed for challenging job-site conditions and can deliver an output of 40 lbs/min to produce a flat pattern of 22 inches x 4 inches (24 inches above substrate at 1,500 psi). Recommended for spraying foam only and is a mechanically self-cleaning spray gun that eliminates costly solvent flushing.