Sludge Gun application for line set cleaning/conversion from R-22 to R-410A animation Post author:Staff Post published: May 2, 2018 Post category:Inside Hydro-Balance Tags: line conversion, line-set, r-410A, retrofit You Might Also Like 3D Surfactant and Reactive Coil Cleaning July 23, 2021 3D Animated Coil Cleaning May 2, 2018 Tips for Safe Handling and/or Use of Coil Cleaners March 25, 2024