This HP-PLUS Package is designed specifically for drying walls & ceilings using our patented Active Hoseline dries up to 100 linear feet as packaged. Several decibels quieter than even the quiet HP60, no breaker tripping on startup, consistent pressure with no need for pressure relief valves. Dries water damaged walls and ceilings by injecting air between stud cavities using 1/16 inch (wall) 1/4 inch (cabinet) holes (or removing moist air with negative pressure). Comes complete with patented Active Hoseline, Tubing, Injectors, Manifolds, Hosecuffs & Carry Bags. Open the product sheet to see specs and package detail with job photos. Purchase accessories to increase your system’s capabilities by purchasing Vac-It Panels (patent pending). When drying in negative mode it is necessary to use our Water Separator to protect your blower.