Freezing weather creates special problems for RV water systems. Some campers have enclosed bay areas for water hookups. Some of those bay areas are even heated. I have neither heat nor enclosed bay. All of my water hookups hang right off the side of my camper. Exposed to all the elements. It's a winter wonderland nightmare.
Do you ever have those projects that seem daunting until you get started? Or projects that keep getting pushed down the priority list by calamity? This was that project.