A frozen drain is less common than a frozen supply line, but it happens in unheated spaces and stops the sink or the floor drain from draining. Gentle, even heat is the safe way to thaw it.
The location
Drains freeze where they pass through unheated crawlspaces, garages, or exterior walls, and the ice blocks the flow.
The heat
A space heater, a heat gun, or warm air aimed at the pipe thaws it gradually, working from the open end back.
The warning
Never use a torch on a frozen drain, and never pour boiling water into a frozen pipe, which can crack it.
The prevention
Insulating the pipe and keeping some heat in the space stops it from happening again. hard water and mineral buildup are the norm, and the desert heat stresses outdoor lines and water heaters In Surprise, cold snaps make this a winter issue.
The gentle
Warm air and time thaw a frozen drain safely, while a torch or boiling water can crack it. Work from the open end back toward the ice.
The call
If it will not thaw or has cracked, call 888-217-3585 and Surprise Home Plumbing Co will match you with a Surprise pro.
Plumbing in Surprise: what to know
In Surprise, hard water and mineral buildup are the norm, and the desert heat stresses outdoor lines and water heaters. Pros in our network know the local quirks and bring the right parts on the first visit.
Across Maricopa County — from El Mirage, Youngtown and Peoria to ZIP codes like 85387, 85374, 85388 — homeowners deal with the same kinds of issues. The tips above apply locally, and when a job goes beyond a quick fix, a vetted local pro is only a call away.
Need a hand in Surprise?
If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and Surprise Home Plumbing Co will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in Surprise.