PlumbingRepair and Maintenance Decisions3MediumHomeowner/DIYer$ implied
A homeowner is unsure whether to accept a 1.5-inch drain for a new shower or break concrete to upsize to 2-inch, seeking input on functional and code compliance.
No existing solution clearly advises on functional safety vs. code strictness for 1.5-inch shower drains in tub-to-shower conversions.
47
0
Opp. Score
47
Severity
3Medium
Willingness to Pay
implied
Added
May 18, 2026
Implied Software Gaps
- App that provides authoritative, location-specific code guidance for plumbing decisions without requiring a professional consultation
App Concept
CodeSmart Drain Advisor
A mobile app that helps DIYers and plumbers make code-compliant drainage decisions. Upload a photo or describe your situation, and the app gives clear, region-specific code guidance and practical recommendations, including whether to upsize or use existing drain.
Key Features
- Photo-based drain measurement recognition
- Local plumbing code lookup by address
- Decision flowchart for drain sizing
- Estimated cost/effort comparison for upsize vs. keep
Target Users: DIY homeowners and licensed plumbers in the U.S. working on shower or tub installations
Revenue Model: $4.99 per lookup or $19.99/month subscription for unlimited use and code updates
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