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.
Fill your fresh water holding tank with water. A full tank ensures you will have ample fresh water supplies after disconnecting your water hose. 2. Disconnect your RV water hose. Detach it from the RV connection and water supply line. Place it in a covered area away from cold. 3. Place a heating pad over your RV water pump.