Common misspellings of the word scale are: 1  scale in french. 2  scale in spanish. 3  scale in german.  scale in 1  italian. scale in portuguese.
Designed specifically to sanitize hard non-porous surfaces of water holding tanks in RVs, trailers, campers and boats. 1  Easy-to-Use 2-Part System Step 1: Clean tank with detergent and rinse. Step 2: Sanitize tank with sanitizer. 2  Effective even in hard water. 3  Will not leave grit or soap scum.  Not a drinking water additive.
Step 2. Connect a garden hose to your RVâs water hookup. Open all faucets in your RV trailer, turn on the hose, and let fresh water flush the system. Keep track of your time with a timer and watch for the water to go clear. Flush the toilets to clear the sewer lines and to clear any residual antifreeze.