Kohler toilet tank bolts leak despite proper installation due to poor design, requiring additional manual workarounds.

No purpose-built solution exists to prevent leaks from three-bolt toilet tank designs, forcing plumbers to add extra hardware manually.

Severity

3Medium

Willingness to Pay

implied

Added

May 27, 2026

Workarounds Described

installing spare nuts and rubber washers on bottom of tank before inserting into bowl holes

App Concept

LeakShield Toilet Bolt Kit

A redesigned toilet tank-to-bowl bolt kit that eliminates leaks without requiring additional hardware. Features pre-assembled sealing washers and a self-tightening mechanism to ensure consistent, leak-free installation every time.

Key Features

Pre-assembled rubber washers and nuts
Self-tightening design to prevent loosening
Compatible with all three-bolt toilet models
Includes spare washers and nuts

Target Users: Plumbers and DIY homeowners installing or repairing toilets

Revenue Model: $9.99 per kit, sold in multipacks for contractors

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