PlumbingPart Identification & Selection3MediumPlumber$ implied

Uncertainty about proper PVC fitting layout and transitions for reconnecting a commercial ceiling drain line serving toilet, sink, and bathtub.

No reliable, authoritative source (app or reference) that gives exact fitting specs and shopping lists for cast iron-to-PVC bathroom group drainage layouts, especially with odd angles.

47
0
Opp. Score
47
Severity
3Medium
Willingness to Pay
implied
Added
Jun 6, 2026
App Concept

DrainFit Pro

DrainFit Pro is a mobile app that gives plumbers a step-by-step fitting layout and custom shopping list for any bathroom group drainage re-pipe. Just input pipe sizes, existing cast iron location and odd angles, and the app generates a 3D diagram and parts list, eliminating guesswork and second opinions.

Key Features
  • Input existing pipe sizes (toilet, sink, tub) and get recommended wye/45/90 fitting layout
  • 3D interactive diagram showing exactly how fittings connect
  • Auto-generates a shopping list with part numbers and quantities
  • Includes a photo-upload feature to get expert-reviewed suggestions within the app
Target Users: Plumbers, especially those working on commercial bathroom group drainage and cast iron-to-PVC transitions
Revenue Model: Freemium with $9.99 one-time purchase per bathroom drainage project, or $19.99/mo unlimited access subscription

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