Need a toilet that fits a 14-inch rough-in from a pre-war building, but standard toilets are 12 inches.

Standard toilets and adapters are designed for 12-inch rough-ins; 14-inch rough-in toilets are hard to find, and adapters may not be reliable or aesthetic.

Severity

4High

Willingness to Pay

implied

Added

Jun 19, 2026

Implied Software Gaps

A simple tool to search and filter toilets by rough-in size (e.g., 14 inches) rather than only offering 12-inch standard models in most product databases.

App Concept

RoughIn Match

RoughIn Match is a curated marketplace and compatibility checker for non-standard rough-in toilets and adapters. Homeowners enter their rough-in measurement and get vetted product recommendations, verified installers, and how-to guides, eliminating the frustration of searching through generic listings.

Key Features

Rough-in measurement input with visual guide
Curated database of 14-inch and other non-standard rough-in toilets
Compatibility checker for adapters and toilet sets
Reviews and ratings from users with same rough-in

Target Users: Homeowners in older buildings with non-standard toilet rough-in sizes (e.g., 14 inches) seeking a toilet that fits without extensive plumbing modifications.

Revenue Model: Commission on toilet sales via affiliate links (10% per sale) + premium listing fee for manufacturers ($99/year per product listing).

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