A medium-foaming presoak with high concentrations of alkaline components and surfactants that penetrate deep to release road film, dirt, oil, and grease from the vehicle surface.
Stone Soap Blue Demon High pH Touchless Presoak, 2.5
Heavy Duty Low pH Presoak (XT-297) – Zep Inc.
Xtreme® High pH Presoak
Car Wash Chemical Products
Stars+Stripes: Touchless Super Concentrates - Chem-X
Rowleys Wholesale Magic Finish Liquid Friction Presoak High PH
Car Wash Presoak - Car Wash Presoaks
Product Details - RADIANCE - LOW PH PRESOAK
High pH Presoaks Car Wash Presoak Archives - Ver-tech Labs
What Is 2-Step Fleet Washing?