The GMAX II 7900 Roof Rig Gas Airless Sprayer is the industry standard for professional contractors who need maximum performance and durability for large-scale projects. Designed to handle a full range of coatings—including latex, primers, elastomerics, and epoxies—this sprayer combines power, precision, and portability for residential, commercial, and industrial applications. Powered by a reliable Honda engine, it delivers consistent performance with easy starting and built-in Oil Alert protection. The Endurance Vortex MaxLife Extreme Piston Pump features breakthrough rotating rod technology, extending pump life by three times and reducing wear for longer service intervals. With oversized passages for high-velocity flow and the QuikPak cartridge repair system, maintenance is fast and simple. The ProConnect 2 Pump Replacement System allows pump swaps in under a minute, eliminating costly downtime. SmartControl 3.0 ensures consistent spray patterns and precise pressure control, while the WatchDog Pump Protection System automatically shuts down the pump when material runs out. Flat-proof tires and a rugged cart design make transport easy and reliable on any jobsite. Equipped with the Contractor PC Spray Gun and RAC X LP tip system, the GMAX II 7900 delivers professional results every time. For contractors demanding performance, durability, and efficiency, this sprayer sets the standard for high-production applications.

Handles a full range of coatings for residential, commercial, and industrial jobs
Powered by a reliable Honda engine with Oil Alert protection
Endurance Vortex MaxLife Extreme Pump extends life by 3X with rotating rod technology
QuikPak cartridge system allows fast pump repacks
ProConnect 2 enables pump swaps in under a minute
SmartControl 3.0 delivers consistent spray patterns and precise pressure control
WatchDog system protects pump by shutting down when material runs out
Flat-proof tires and rugged cart design for easy transport
Includes Contractor PC Spray Gun and RAC X LP tip system
Ideal for high-production contractors demanding performance and reliability