Pipe - Frozen Waste

In many homes, a waste pipe freezes because cold air is blowing around the pipe. Check for holes in the siding or foundation where the pipe exits. Fill those gaps with spray foam.

Congratulations (or rather, condolences), you likely have a frozen waste pipe. frozen waste pipe

On extreme "polar vortex" nights, run a tiny trickle of water through the fixture farthest from the street. Moving water takes much longer to freeze than standing water. However, remember that if the waste pipe is frozen, this will just fill your tub. In many homes, a waste pipe freezes because

If you have PVC or ABS plastic pipes and you know exactly where the blockage is (usually an uninsulated exterior wall or a crawlspace), you can try to thaw it yourself. In many homes