Frozen Bathtub Drain Pipe Info

If the ice is further down the line:

: He didn't just dump it; he trickled the hot brine down the drain. He knew from HowStuffWorks that pouring boiling water too fast into a freezing pipe could cause the PVC or ceramic to crack from thermal shock. frozen bathtub drain pipe

Gurgling, bubbling, or banging sounds often indicate ice chunks moving or expanding within the line. If the ice is further down the line:

If the blockage is minor, a mixture of hot water and salt can help melt the ice. frozen bathtub drain pipe