Step 3 of 5 · Fix a Running Toilet in 30 Minutes
Replace flapper
Replace flapper — step 3 of 5 in Fix a Running Toilet in 30 Minutes. Unhook old flapper from overflow ears. Install new — same style (flat vs tapered seat). Chain slack: 1 cm when closed.

Free home & diy tip: Replace flapper (step 3 of 5 from "Fix a Running Toilet in 30 Minutes").
Unhook old flapper from overflow ears. Install new — same style (flat vs tapered seat). Chain slack: 1 cm when closed.
Turn water on, flush twice, listen. Silent 10 min = win.
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