Black Box Foaminator 5 Liter AP (Air Pressure Assist) Foam Sprayer Manual Pump or Air Pressure Assist-Turns soapy liquids into shaving cream like foam Viton seals for superb chemical resistance.Economical-Use 75% less soap than traditional foam cannons or foam lances. Boosts cleaning power by increasing dwell time of soaps Includes 5 Pack Of 8 Oz Sample Bottles of Foaminator Soap Concentrates Great for cleaning you car, RV, motorcycle or even semi truck. Also great for cleaning RV awnings Low air requirement-Runs on small pancake compressor (Not Included)