Spec Sheet Literature User Manual #325327 Hardcast’s Cartridge Killer allows the shop to apply a bead of mastic the same way they would use a Caulk Gun and Cartridge of Mastic but instead with an apparatus that applies the bead of mastic using an applicator with extrusion tips and a wand extension connected to a hose, Graco X7 pump and 5 gallon pail of Duct Sealant.
