LOW pH PRESOAK
EXT427 Sapper is a metal safe low pH presoak for all types of vehicle washes. Sapper’s formulation works well with a number of our high pH presoaks in two-step touchless cleaning applications. Try it with Hellcat or Thunderbolt for fast, easy cleaning. Sapper makes short work of those pesky eyebrows that many detergents leave behind. Sapper is suitable for many cleaning applications requiring a low pH product.