White Scum Presoak Color Bomb re-apply Oh No You Didn't

re-apply Oh No You Didn't and re-wash

use Rust Killer at full strength

designed with the signature rotary spray bar & swivel from Whisper Wash

Premium quality oversized bearings

White Scum Presoak Color Bomb re-apply Oh No You Didn'tWhite Scum Presoak is designed as a pre soak to facilitate the removal of white scum on block, brick or concrete. White Scum Presoak followed with NMD 80 can be used to remove calcite from concrete masonry units (CMU). Used in conjunction with NMD 80, this combination will ensure the complete removal of white scum. White Scum Presoak also provides powerful penetration and softening action of white scum. First, apply the White Scum Presoak undiluted