Graco DutyMax GH 300 ProContractor Sprayer 24W968
The Graco DutyMax GH 300 ProContractor Sprayer 24W968 is engineered for professional contractors who require maximum productivity, hydraulic durability, and high-output performance. Built around Graco’s proven hydraulic drive system, the GH 300 ProContractor delivers the flow rates needed for large commercial coating projects while incorporating advanced features designed to reduce downtime and increase jobsite efficiency.
Ideal for fluid-applied air barriers, waterproofing membranes, vapor barriers, elastomeric coatings, roof coatings, protective coatings, primers, paints, and high-build materials, the GH 300 ProContractor helps contractors complete more work in less time.
Graco DutyMax GH 300 ProContractor Sprayer Features
- High-output hydraulic airless sprayer
- Maximum output of 3.0 GPM
- Supports tip sizes up to 0.057 in.
- Honda gas engine power
- Endurance Pump with MaxFlo+ Technology
- SmartControl 3.0 Digital Pressure Control
- WatchDog Pump Protection System
- ProConnect 2 Pump Replacement System
- QuikReel Hose Management System
- FastFlush High-Speed Cleaning System
- Heavy-duty contractor cart with pneumatic tires
Endurance Pump with MaxFlo+ Technology
At the heart of the GH 300 ProContractor is Graco’s proven Endurance Pump, designed to maximize uptime while handling demanding commercial materials.
- Long-life ceramic and stainless-steel balls included
- Oversized fluid passages maximize flow
- Reduced pack-out and maintenance
- Excellent for high-build coatings and membranes
SmartControl 3.0 Digital System
SmartControl 3.0 delivers consistent spray pressure while providing advanced diagnostics and job tracking.
- Digital pressure display
- Job and lifetime gallon tracking
- Self-diagnostic monitoring
- Consistent spray patterns
WatchDog Pump Protection
WatchDog automatically shuts down the sprayer when material runs out, helping protect the pump from unnecessary wear and damage.
- Prevents dry-running damage
- Extends pump life
- Reduces maintenance costs
- Improves reliability
ProConnect 2 Pump Replacement System
ProConnect 2 allows contractors to replace pumps quickly on the jobsite without special tools.
- Minimizes downtime
- Fast pump replacement
- Tool-free design
- Keeps crews productive
QuikReel Hose Management System
The integrated QuikReel system simplifies hose deployment and retrieval while reducing setup and cleanup time.
- Reduces hose tangles and kinks
- Improves organization
- Speeds cleanup
- Supports one-person operation
FastFlush Cleaning System
FastFlush technology helps reduce cleanup time and increase productivity between jobs.
- Faster flushing and cleaning
- Reduced water consumption
- Less downtime
- More time spraying
Graco DutyMax GH 300 ProContractor Sprayer Applications
- Fluid-Applied Air Barriers
- Waterproofing Membranes
- Vapor Barriers
- Roof Coatings
- Elastomeric Coatings
- Protective Coatings
- Commercial Primers
- Architectural Paints
- Block Fillers
- High-Build Coatings
Why Choose the GH 300 ProContractor?
The GH 300 ProContractor combines the higher output of the GH 300 platform with Graco’s most advanced productivity features. Contractors applying air barriers, waterproofing systems, elastomerics, and roof coatings on larger projects benefit from increased production rates, reduced downtime, and simplified maintenance.
Technical Specifications
- Maximum Output: 3.0 GPM
- Maximum Tip Size: 0.057 in.
- Maximum Pressure: 3300 PSI
- Power Source: Honda Gas Engine
- Pump Type: Hydraulic Airless
- Series: ProContractor Series
- Manufacturer Part Number: 24W968
Fluid-applied air barriers, waterproofing membranes, and elastomeric coatings often require specific tip sizes, hose lengths, and pump capacities. Spray Foam Systems can help determine whether the GH 230, GH 300, Mark HD, or larger hydraulic systems are best suited for your application and production goals.
What’s Included
- Graco DutyMax GH 300 ProContractor Hydraulic Sprayer
- Heavy-Duty Spray Gun
- BlueMax II Hose Package
- RAC X Tip Guard
- Integrated QuikReel System
- Operator Documentation
FAQs
What is the difference between the GH 300 Standard and ProContractor models?
The ProContractor model adds SmartControl 3.0, WatchDog protection, ProConnect 2 pump replacement, QuikReel hose management, FastFlush cleaning, and other productivity features designed to reduce downtime.
Can the GH 300 ProContractor spray fluid-applied air barriers?
Yes. The GH 300 ProContractor is commonly used for fluid-applied air barriers, waterproofing membranes, vapor barriers, and protective coatings when configured according to the material manufacturer’s recommendations.
What is the maximum output?
The GH 300 ProContractor delivers up to 3.0 GPM and supports tip sizes up to 0.057 inches, making it suitable for larger commercial applications.
Do you offer training?
Yes. Spray Foam Systems offers hands-on training at our Greensboro, Georgia facility and ongoing technical support after the sale.
Is bilingual support available?
Yes. We provide Spanish-speaking sales and technical support before and after the sale.
