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Home/Electrical/Problem

ElectricalElectrical Code Compliance2MildElectrician

Electricians lack clear guidance on when to switch from Romex to THWN for mixed indoor-outdoor conduit runs, leading to inconsistent code compliance decisions.

No definitive, easy-to-reference rule exists for short exterior conduit runs; electricians rely on personal judgment or informal peer advice.

Severity

2Mild

Willingness to Pay

none

Added

Jul 2, 2026

App Concept

CodeRun Advisor

An app that helps electricians quickly determine correct wire type and conduit requirements based on run length, environment, and local code. Input your run parameters and get instant code-compliant recommendations with NEC references.

Key Features

Input indoor/outdoor distances and pipe type
Auto-calculates derating and fill limits
NEC code reference with relevant sections
Saves commonly used scenarios for reuse

Target Users: Residential and commercial electricians, especially those doing service upgrades or new construction

Revenue Model: Freemium with $9.99/mo pro tier for unlimited saved scenarios and local code amendments

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Details

Added: 7/2/2026
Severity: 2Mild
Willingness to Pay: None