BOSS Hydraulic Proportioner


A game-changer for the spray foam and coatings industry

We’ve designed and built this high-performance machine to produce the highest output of any machine on the market today. The BOSS Hydraulic Proportioner provides optimal performance through its design and the quality components used to manufacture it. We are confident these proportioners will meet or exceed your expectations, we offer a money back guarantee on every one sold.

The BOSS Hydraulic Proportioner offers:

• 2x the volume of air-driven machines
• Up to 50% more volume than other machines in the industry
• Quick Start – 4 switches and you’re ready to spray
• Minimal training time required to operate efficiently
• More energy-efficient preheaters keep temperatures at
optimum levels, cutting costs
• Rugged, aluminum construction that holds with consistent use
• Delivers both foam and polyurea coatings
• Optimized components to deliver great results at low-pressure
and high-pressure settings
• Durable, reliable, easy to maintain and service
• USA-built with highest quality in mind

Technical Data:

• Preheat options• 64 lb/min. maximum output
• .1000 gal/cycle output each cycle (A & B pumps)
• Fluid inlets 3/4” npt with 3/4” npsm union
• Fluid outlets
– Component A (ISO) #8 (1/2”) JIC with #5 (5/16”) JIC adapter
– Component B (Resin) #10 (5/8”) JIC with #6 (3/8”) JIC adapter
• Fluid circulation 1/4” with thermoplastic tubing (3000 PSI)
• Parts contacting fluid: stainless steel, zinc plated, carbon steel,
aluminum, chrome, brass, PTFE, Viton O-rings
• Weight: 650 lbs
• Dimensions: D 32” x W 36” x H 54”