Reduce downtime and increase daily productivity with a robust, durable proportioner. Graco’s H-40 is ideal for medium-to high-output foam applications and roofing projects – applies up to 52 lb (23.6 kg) per minute.

  • What a hydraulic system can do for you:
    • Dependability – robust, durable, longest life spray system
    • Reduce downtime – allows for longer time in between required maintenance
    • Increase daily productivity – capable of extremely high duty cycle
  • Reactor Connect : Communication and Control at your Fingertips
    • Control your Reactor using your phone
    • Improve productivity and yield by optimizing spray parameters and never having to go back to your rig
    • Monitor your rigs/crews using the multi-system dashboard
    • Troubleshoot an issue quickly using real-time data
    • Provide documentation to a customer
    • Use reports to better manage your business
    • Saves all your spray data to the cloud
    • Utilize account management to better manage your equipment and crews
    • Reactor Connect comes standard with all Reactor 2 models
  • Advanced control technology
    • Tracks, monitors and saves project data
    • Data can be saved and downloaded onto a USB drive
    • Stores up to 24 chemical recipes
    • Drum level indicators
  • Quick and easy troubleshooting thanks to QR code shortcuts
    • Results in less downtime
  • Sacrificial surge protector
    • Protects your electronics against excessive power spikes
  • Three-year warranty
    • Covers user display and control modules
    • One of the best in the industry


Have a question on anything insulation, pricing, or want to place an order? With hundreds of products and countless services, our experts will help walk you through the process of getting ready for your next project. Get in contact with our team today for help and guidance on the right products and best techniques for you and your business.