Homeowner struggling to plan a code-compliant plumbing layout for replacing old cast iron drains with PVC in a 1950s house.

No easy-to-use tool for designing code-compliant plumbing layouts; relies on manual drawing and online forum advice.

Severity

3Medium

Willingness to Pay

implied

Added

May 23, 2026

Workarounds Described

draws rough draft on paper for plumbing layout
posts on Reddit for code compliance review

Implied Software Gaps

Interactive plumbing layout tool with automated code compliance checking

App Concept

PipePlanner Pro

An interactive plumbing layout designer that checks local code compliance in real-time. Users draw their drain lines and fixtures, and the app flags violations and suggests corrections, providing a ready-to-use diagram for permits.

Key Features

Drag-and-drop fixture placement with auto-routing
Real-time code compliance checks (IPC/UPC/local amendments)
Export professional diagrams for permits
Material calculator for pipe lengths and fittings

Target Users: DIY homeowners and small plumbing contractors doing residential remodels

Revenue Model: $9.99 per diagram or $19.99/month subscription for unlimited designs

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