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Plumbing, Electrical, or other field serviceMaterials Sourcing3MediumHomeowner$ implied

Homeowner needs to safely connect a gas stove to an existing gas line but lacks knowledge of gas plumbing codes and flow capacity calculation.

No accessible, authoritative guidance exists for homeowners to determine gas line sizing, BTU load calculations, and code compliance without hiring a professional.

Severity

3Medium

Willingness to Pay

implied

Added

Apr 29, 2026

Workarounds Described

posted on Reddit asking for advice
contacted city inspector who didn't know
plans to 'T off' existing line without proper calculation

Implied Software Gaps

Gas code and pipe sizing calculator for homeowners
Local permit and code requirement lookup tool
Appliance BTU compatibility checker

App Concept

GasLine Guide

GasLine Guide is a mobile app that helps homeowners and DIYers safely connect gas appliances by calculating BTU loads, pipe sizing, and local code requirements. Simply input your appliances and existing pipe specs, and the app provides a step-by-step installation plan with code references and warnings.

Key Features

BTU load calculator for multiple appliances
Pipe sizing recommendation based on length and gas type
Local code lookup (by zip code/address)
3D diagram of recommended pipe layout

Target Users: DIY homeowners in the US performing gas appliance installations

Revenue Model: $9.99 one-time purchase per project or $2.99 per plan

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