Vacuum Clean Tablets 45/Bt by Palmero SKU 946-0509AA 123 $38.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Vacuum Clean Weekly Maintenace System 45 Tablets/Jar. The second stage in Palmero 2-step system. Restores pressure, keeps vacuum lines clean, extends pump life. Economical-use, only one tablet each week. Self-activating tablet releases powerful cleaning chemicals throughout the week. Neutral ph helps reduce dispersal of amalgam into sewer systems. Allows consistent vacuum suction and asepsis.