Keystone RV Forums - View Single Post - Winterizing water line between tank and pump

Trailsport07 · 09-26-2014, 05:41 AM

There is a hand pump you can buy from an RV store for $20 to $25. dollars. Hooks to you city water line and black tank flush. Then just pump right out of a gallon ov RV anti freeze directly into your system. Just open up one faucet inside and leave you pump off.

09-26-2014, 05:41 AM	#2
Trailsport07 Member Join Date: Mar 2013 Location: NY Posts: 57	There is a hand pump you can buy from an RV store for $20 to $25. dollars. Hooks to you city water line and black tank flush. Then just pump right out of a gallon ov RV anti freeze directly into your system. Just open up one faucet inside and leave you pump off.