Drano® Liquid Drain Cleaner starts working to unclog your drain on contact. After 15 to 30 minutes, clogs are substantially minimized or dissolved. A final blast of hot water flushes away what's left of the clog.

Where it works:

Safe for garbage disposals, bathroom, kitchen and other drains, like laundry sinks.

Features:

1. Won’t cause septic tank problems
2. Contains an ingredient to protect pipes from corrosion 
3. Contains no phosphate, a potential cause for harm to rivers and lakes