17 licensed plumbers

Toilet Repair & Installation in Seattle | Fix That Running Toilet

Every plumber listed offers toilet install & repair and is verified active with the Washington State Department of Labor & Industries.

About this service

Typical cost
$120 - $550

Professional toilet repair in Seattle involves replacing internal mechanical components or resetting the fixture's floor seal. A running toilet or weak flush needs expert attention. Seattle plumbers charge $120 to $480 for professional repairs. Complete new toilet installations cost $250 to $550.

Primary Causes

  • •Mechanical wear of flush valves, fill valves, and flappers
  • •Degradation of the wax ring floor seal

If neglected

If a toilet rocks on an uneven floor, it will break the wax seal, allowing sewer gas and wastewater to leak beneath the flooring, slowly rotting the subfloor and joists.

Probability of a DIY fix for Toilet Repair?

High for replacing internal tank mechanics, but moderate for resetting the toilet and wax ring. Professional installation ensures proper leveling, correct wax compression, and leak-free water connections.

Insurance coverage

Insurance excludes gradual subfloor rot from a failed wax ring under standard wear-and-tear clauses.

Licensed plumbers offering toilet install & repair