Homeowner with large property and long hoses experiences low water flow from outdoor spigots due to undersized 1/2" supply lines.

No purpose-built tool or service exists to calculate optimal supply line sizing for residential outdoor water usage scenarios, considering variables like hose length, fixture count, and flow requirements.

Severity

2Mild

Willingness to Pay

implied

Added

Apr 27, 2026

App Concept

FlowCalc Pro

A mobile app that helps homeowners and plumbers calculate the optimal pipe diameter for outdoor spigots based on property size, hose length, and usage patterns. Input parameters like square footage, number of spigots, typical hose length, and desired fixtures (sprinklers, blowups) to get material recommendations, flow rate estimates, and installation tips. Replaces guesswork and rule-of-thumb with data-driven sizing.

Key Features

Property size and spigot count input
Hose length and fixture database (sprinklers, inflatables, etc.)
Flow rate and pressure drop calculations
Pipe size recommendation (1/2", 3/4", 1") with material and cost estimate

Target Users: DIY homeowners and plumbers in residential plumbing industry, primarily single-family homes with large lots or multiple outdoor water needs.

Revenue Model: $4.99 one-time purchase on app stores, or $19.99/year premium tier with unlimited calculations and advanced reports

Want to go deeper?

Sign up to save ideas, run AI analysis, and track opportunities in your personal workspace. Founding members get full access.

Join Beta

Solutions (0)

Discussion (0)

No comments yet