Cannot find a 2-inch ABS internal coupling for a repair where external access is limited.

Standard ABS couplings require external access to the pipe, but when the pipe is inside a wall or encased, an internal coupling is needed, and such a product is hard to find or not widely stocked.

Severity

3Medium

Willingness to Pay

implied

Added

Jun 6, 2026

Workarounds Described

posting on online forum to find a source

Implied Software Gaps

Searchable database of specialty plumbing fittings with availability and ordering capability

App Concept

PipeFix Internal

An e-commerce platform specifically for hard-to-find plumbing fittings like internal couplings. Users search by size and material, get real-time inventory from multiple suppliers, and can order with overnight shipping. Eliminates the need to post on forums or call around.

Key Features

Search by size, material, and coupling type (internal, slip, etc.)
Real-time inventory from multiple plumbing supply distributors
Same-day or express shipping options
Installation guides and video tutorials for rare fittings

Target Users: Plumbers and plumbing contractors in the US dealing with repair jobs in confined spaces.

Revenue Model: $9.99 per order fee plus affiliate commission from suppliers, or $19/mo pro subscription with free shipping

Existing Solutions Mentioned

Wingtite inside pipe coupling

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