HJ4520 Sprayer

The Model 4520 Cold Process sprayer from Hennes-Johnson represents the roofing industry standard for the airless application of modified bitumen adhesives, straight cut-back asphalts, asphalt emulsions, and water and solvent based elastomeric coatings. Rated 4500 psi at 5 gpm and powered by Honda’s 630 cc (20hp) engine, the 4520 stands ready to conquer the challenges of your toughest spray application needs.

Self-contained, direct immersion hydraulic sprayer

Dependable Honda Power. Keyed electric starter. Double ball displacement pump and Viscount II reciprocating hydraulic motor.Electric start, low oil shut-down, full pressure lubrication, side discharge exhaust system. Quick displacement pump change out ability for increased versatility. Easy to use dashboard controls. 12 volt DC component access port for instant power link to in-line heating unit.

Standard Package contains Sprayer, 200 Foot 3/4" Hose, 1/2 x 15 Foot Whip, HJ171A trigger type mastic pole gun with tip


Heavy Duty Package contains Sprayer, 300 Foot 3/4" Hose, 1/2 x 50 Foot Whip, HJ171A gun with tip, and pump service kit