Homeowner needs to repair a leaking polybutylene (poly B) water supply line under a mobile home after spray foam insulation was applied, with rotted drain pipe and difficulty accessing the leak.

Existing solutions like plumber's tape are temporary and unreliable for poly B pipes; full replumbing is expensive and disruptive.

Severity

3Medium

Willingness to Pay

implied

Added

Jun 3, 2026

Workarounds Described

uses plumber's tape on threaded connections to stop leaks

Implied Software Gaps

Visual diagnostics and repair guides for specific poly B pipe failure modes

App Concept

PolyB QuickPatch

A mobile app that guides DIY homeowners through polybutylene pipe repair with step-by-step video instructions, material list, and direct ordering of compatible fittings (SharkBite, PEX). It also connects users to local plumbers who specialize in poly B replumbing for a quoted price.

Key Features

Step-by-step AR overlay repair guide for common poly B failures
Integrated materials calculator and one-click ordering of repair kits
Directory of vetted plumbers with poly B experience and instant quoting
Leak detection log with photo timestamp for insurance claims

Target Users: DIY homeowners with mobile/manufactured homes built 1970s-1990s with polybutylene plumbing, and landlords of mobile home parks

Revenue Model: Freemium with basic repair guides free; $9.99 per repair kit order commission; $49/mo pro tier for unlimited plumber quotes and AR guide

Existing Solutions Mentioned

plumber's tape

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