HOWTO: Water System Winterizing
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© 2014 by Roadtrek, Inc.
How to winterize using anti-freeze
Typical non-toxic RV
antifreeze
Water heater enclosure
This procedure can be done in less an hour with only one specialized tool, a 1-1/16 inch (27 mm) socket and a ratchet or
breaker bar.
•
• Get 2 gallons of RV antifreeze.
DO NOT use automotive antifreeze. RV antifreeze is non-toxic and safe for potable water lines.
•
• Dump and rinse the gray and black tanks if they are not already empty.
•
• Turn off the water pump and open your single lever galley faucet, putting it in the middle halfway between the hot and cold
settings.