PlumbingRepair and Maintenance Decisions4HighPlumber / Field Technician$ implied
A plumbing worker cannot find a test plug that fits a sewer washout pipe because the 3" plug is too small and the 4" is too large, and needs an in-between size.
No standard test plug available for pipes with diameters between 3 and 4 inches, requiring plumbers to improvise or waste time searching.
49
0
Opp. Score
49
Severity
4High
Willingness to Pay
implied
Added
May 20, 2026
App Concept
FlexiPlug Adjustable Test Plug
An expandable test plug that adapts to non-standard pipe diameters (e.g., 3.25"–3.75"). Uses a flexible rubber bladder and ratcheting mechanism to seal securely without needing exact sizes. Eliminates the need for multiple plugs and makeshift solutions.
Key Features
- Adjustable diameter range covering 3" to 4" with continuous expansion
- Ratcheting or screw-driven pressurization for easy sealing
- Pressure rating up to 10 psi for sewer tests
- Durable rubber construction compatible with sewage and chemicals
Target Users: Plumbers and sewer contractors dealing with non-standard pipe sizes, especially in residential and commercial repair work.
Revenue Model: $29.99 per unit one-time purchase; subscription for replacement rubber bladders
Existing Solutions Mentioned
Oatey 33402 End-of-Pipe Gripper Plugs, 3 in
Part of App Idea
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