has a stainless steel hopper for unmatched durability. It can be used to spray mortar, plaster, small scale shotcrete, papercrete, earthen mixes and more. The unique hopper angle and overflow flap allows for application on ceilings or higher areas. Many of our customers use it for faux rock and vertical walls. It is also a great stucco tool for plastering a stucco house, for traditional plastering such as one-coat or three-coat stucco, for GFRC, and stamped concrete. It is very efficient for many alternative building methods