DAFEIKE Extended Spray Foam Insulation Gun 25inch Foam Spray Gun Teflon Foam Dispensing Gun Expanding Pu Foam Gun for Insulating and Caulking pistola de foam, Black [EXTENDED LENGTH] This spray foam gun is as long as 25 inch. The extended length makes it super easy to reach some hard areas where sealing or insulating necessary, like tiny places, floor joist, under and behind cabinets etc. [SAVE TIME AND LABOR] The extended length eliminates the need for a ladder for use up high and eliminates bending over to use down low. So, this spray foam gun will help save lots of time and labor, especially for framers and insulators. [EASY CLEAN] You need to clean the foam insulation gun with cleaner or acetone when work done. Both the gun body and the extended tube are treated with PTFE, making clean easier. Also, the long brush eases the clean of the extended barrel. [SEAL DESIGN] DAFEIKE spray foam gun is equipped with an extra sealing valve. After use shut the red valve to seal the barrel, then keep spraying to dispense the residual foam inside. No worry sometimes the cleaner is not around. [ATTENTION] Before connecting open the red valve first, then bring the foam insulation gun and thread it on to the foam can, make sure you twist the gun on quickly and straight. Please read the instructions before use if you are a new user.