Keystone Pro-Vac Vacuum Former (110V) produces thermoplastic appliances such as mouthguards, night guards, TMJ splints, bleach trays, temporary crown and bridge forms, retainers, and more. Increase patient services, accelerate appliance delivery times, and save lab fees. Plastic housing dampens vibrations better than cast aluminum for quieter operation. More power for faster, more accurate appliances. Uses 5' x 5' sheets. 7-3/4'W x 9-1/2'D x 13'H. 12 lb. Single unit