A plumber needs to know the best location to install shutoff valves on hot and cold water lines to avoid shutting off water to the entire house during cartridge replacement.

Severity

3Medium

Willingness to Pay

implied

Added

May 24, 2026

App Concept

ValvePlanner

ValvePlanner is an interactive decision-support app that helps plumbers determine optimal shutoff valve placement on copper pipe runs. It uses pipe geometry and common rough-in layouts to recommend sweat-in locations, reducing guesswork and water shutoff downtime. The app includes a visual pipe editor, step-by-step installation guides, and a material calculator.

Key Features

Interactive 3D pipe modeler to test valve placement
Recommended valve locations based on pipe geometry and accessibility
Step-by-step sweating guide with safety tips
Material and cost estimator for valves and fittings

Target Users: Plumbers and pipefitters working on residential water supply lines, especially those who frequently replace cartridges or repair fixtures.

Revenue Model: $4.99 one-time purchase per platform (iOS/Android), with in-app purchase for advanced pipe layouts

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