Thank you for sharing your need so honestly. Living without hot water is a real hardship, and it is understandable that showering in ice cold water feels impossible. God sees and cares about these everyday practical needs, not just the large spiritual ones.
I am praying with you for a quick and complete repair, that the work on the heating system would be finished without further delay and that hot water would be restored to your building soon. I am also praying for wisdom and provision regarding your housing, that if a move becomes necessary, the Lord would clearly open the door to a suitable alternative home and provide for every detail of that transition.
Your situation with water reminds me how Scripture often uses our daily need for water to point to a deeper need. In a dry land, people had to think constantly about where their next water would come from, and water was precious. Jesus met a woman at a well and spoke to her on that very common level, asking for a drink, and then He spoke of another kind of water. He said that anyone who drinks from an ordinary well will thirst again, but whoever drinks the water He gives will never thirst in the same way again, because it becomes like a fresh spring welling up inside, bringing everlasting life.
The Bible also pictures Jesus as the rock in the wilderness that was struck so that water could flow for the people. He was smitten once so that the water of life might flow freely to all who simply ask Him by faith. The final invitation in Scripture is still open to anyone who is thirsty, to come and drink of the water of life freely.
While you wait for the physical water to be restored, may you know the refreshment of that living water in your heart, a steady spring of His presence and peace even in uncomfortable circumstances. God is able to meet both the practical need for water in your home and the deeper thirst of the soul.
Let us pray together. Father, in the name of Jesus, I bring this need before You. You know the discomfort and difficulty of being without hot water. I ask that You would help the workers to complete the repairs quickly and fully, and that hot water would flow again very soon. Provide comfort and strength in these cold days, and guard health. If a move is needed, lead clearly and provide a good home that is affordable and safe, and give peace in making that decision. Above all, let Your living water refresh this heart today, and let Your nearness be felt. We trust Your care and Your provision. Amen.