Need to replace a leaking 50-year-old toilet with a non-standard 15-inch rough-in distance, unable to find a direct replacement.

Standard toilets come in 10, 12, or 14-inch rough-in; 15-inch is uncommon, leaving limited options without custom work or spacers.

Opp. Score

Severity

3Medium

Willingness to Pay

implied

Added

Jun 12, 2026

App Concept

RoughInFinder Pro

A product search and compatibility tool for non-standard plumbing fixtures. Enter rough-in distance and get a list of compatible toilets, spacers, and retrofit kits, with installation guides. Eliminates guesswork and frustrating manual searches.

Key Features

Search by rough-in distance (including non-standard sizes like 15 inch)
Filter by bowl shape, height, and style
Compatibility checker with spacer and adapter recommendations
User reviews and installation tips from professionals

Target Users: DIY homeowners and small contractors in construction and home improvement who have non-standard bathroom layouts.

Revenue Model: $4.99 per search or $14.99/month subscription for unlimited searches and pro features.

Part of App Idea

Need to replace a leaking 50-year-old toilet with a non-standard 15-inch rough-in distance, unable to find a direct replacement.

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