When your job requires maximum productivity and versatility, turn to the DutyMax GH300 HD sprayer to get the job done quickly! Equipped with more power, a long stroke and a direct immersion pump, this hydraulic workhorse is built for the biggest, most demanding jobs and materials.
Graco’s Standard Series of DutyMax HD Petrol Hydraulic direct-immersion sprayers deliver everyday reliability and performance while easily handling the widest range of tip sizes, longer hose lengths more heavy duty materials such as plasters, elastomerics, fire retardants and liquid roofing solutions.
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Endurance Chromex Pump
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Industry-best, reliable pump performance with field-proven, long-life design
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Handle the most demanding materials with long-life rod treatment
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Long-life ceramic and stainless steel balls included for maximum versatility
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MaxFlo 2 with Pack-Out Protection
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Less pack-out, more productivity
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Self-cleaning vibra-seal technology eliminates material build-up
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Continuous spraying with true pack-out protection for more productivity
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Optimised fluid passageways for the heaviest coatings
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High-Efficiency Hydraulic Motor
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Finish jobs faster
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Fast, responsive changeover
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O-ring sealed fittings prevent leaks
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Less maintenance and longer life with fewer moving parts
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High-Capacity Cooling System
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Reduced downtime
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Innovative design allows the pump to run cooler and more efficiently with extremely quiet operation
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Easier and more thorough fluid changes
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Reservoir cooling fins deflect more heat
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Honda® GX Engine
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Reliable and easy-to-start
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Contractor-preferred - excellent power and proven reliability
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Oil Alert shuts down engine to prevent damage if oil level drops too low
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Easy Out Pump Filter
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Easy pump maintenance and less clogging
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Inside-out design means less mess with fewer tip clogs ensuring a quality finish
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Heavy-Duty Prime Valve
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High-pressure dumping capability
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Maintenance-free design
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Durable Cart Design
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Rugged and easy-to-manoeuvre
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Withstands tough jobsite conditions while absorbing impacts and vibrations
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Retractable handle doubles as coiled hose storage
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