The Maxivac system greatly improves the vacuum/mixing investment process. Working time is reduced and consistency is enhanced while improving overall quality of the investing procedure. Air entrapment in the slurry is virtually eliminated by mixing and pouring under vacuum. The pouring and mixing chambers are sealed using thick plexiglass covers. All electronic controls are conveniently mounted on a swiveling arm for easy manipulation during use and cleaning. Comes equipped with Busch 120V / single phase / 15 CFM vacuum pump. Mixing capacity (water / powder) is 17 Kg / 37.7 lbs. The maximum flask height is 8". Vacuum chamber dimension is 14"W x 9?"H (can accommodate 5 pcs. of the 4" x 8" flasks with flanges). Overall dimension is 25"W x 59"H x 28"D and weighs 275 lbs.