Homeowner needs to know if running a new 3/4" PEX line to improve water pressure/flow on an addition is a valid approach and whether the old 1/2" copper can be reused as a recirculation line.

No easy way to get quick, reliable advice on plumbing system design without hiring a professional or posting on forums.

Severity

2Mild

Willingness to Pay

implied

Added

Jun 3, 2026

App Concept

PlumbWise Advisor

PlumbWise Advisor is a mobile app that lets homeowners input their plumbing system details (pipe material, sizes, lengths, fixtures) and get instant, code-compliant recommendations for upgrades like repiping or adding recirculation lines. It uses a simple visual flow diagram builder and provides DIY-friendly guidance, eliminating the need for forum posts or costly consultations.

Key Features

Visual plumbing system diagram builder with drag-and-drop
Instant flow and pressure calculations based on pipe size and length
Code-compliant upgrade suggestions (e.g., PEX sizing, recirculation line reuse)
Step-by-step installation guides with tool lists and safety tips

Target Users: DIY homeowners and small plumbing contractors working on residential repiping projects.

Revenue Model: Freemium with $4.99 per detailed report or $9.99/month subscription for unlimited projects.

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