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Graco Reactor H25 Spray Foam Proportioner

The Graco Reactor H25 Spray Foam Proportioner is a hydraulic, electrically heated spray foam machine delivering up to 22 lb/min at 2000 psi, offering reliable pressure balance, precise temperature control, and professional-grade performance for demanding insulation applications.

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Description

The Graco Reactor H25 Spray Foam Proportioner is a hydraulic-driven, electrically heated plural-component system designed for professional polyurethane spray foam applications. The Graco Reactor H25 Spray Foam Proportioner delivers consistent material output up to 22 lb/min (10 kg/min) at 2000 psi (138 bar), making it ideal for residential, commercial, and industrial insulation jobs. The Graco Reactor H25 Spray Foam Proportioner uses a 1.91:1 fluid-to-oil pressure ratio, ensuring stable pressure balance and reliable spray performance. Integrated primary heaters provide up to 8.0 kW or 15.3 kW of heating power (model dependent) for precise temperature control up to 190°F (88°C). Built on a rugged hydraulic platform, the Graco Reactor H25 Spray Foam Proportioner supports heated hose lengths up to 310–410 ft, depending on configuration. Designed for durability and serviceability, it features onboard diagnostics, pressure imbalance protection, and compatibility with Graco Fusion® spray guns.
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Spray Foam Machine Info & Resources

Technical Specifications

  • Hydraulic reservoir capacity: 3.5 gallons (13.6 liters)
  • Maximum fluid temperature: 190°F (88°C)
  • Sound pressure level: 82.6 dB(A) at 1 m
  • Wetted parts: Stainless steel, aluminum, PTFE, carbide, chrome, fluoroelastomers
  • Line voltage tolerance (230V models): 195–264 VAC, 50/60 Hz

Frequently Asked Questions

Service & Support

How does hydraulic drive benefit the Graco Reactor H25 Spray Foam Proportioner compared to electric-drive units?

The Graco Reactor H25 Spray Foam Proportioner’s hydraulic drive delivers smoother pressure transitions, longer component life, and superior reliability under continuous high-duty spraying conditions.

Can the Graco Reactor H25 Spray Foam Proportioner be upgraded for higher heat output later?

Yes, the Graco Reactor H25 Spray Foam Proportioner is available in both 8.0 kW and 15.3 kW heater configurations, allowing contractors to select higher heating capacity at purchase for colder climates or high-output demands.

What limits hose length on the Graco Reactor H25 Spray Foam Proportioner?

Hose length on the Graco Reactor H25 Spray Foam Proportioner is governed by transformer output and heater wattage, with a maximum of 310 ft on lower-power models and 410 ft on higher-power configurations.
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