A DIYer cannot find a 3/4" NPS female straight-thread fitting to connect to 1/2" PEX via an elbow.

Major hardware and online retailers do not stock or clearly label 3/4" NPS fittings, making them nearly impossible to find for a non-professional.

Opp. Score

Severity

3Medium

Willingness to Pay

implied

Added

May 17, 2026

App Concept

PlumbFind

PlumbFind is a specialized search and sourcing tool for hard-to-find plumbing fittings. It aggregates inventory from niche suppliers, allows filtering by thread type (NPS, NPT, etc.), and provides direct purchase links or alternative compatibility suggestions.

Key Features

Search by thread standard, size, and material
Inventory aggregation from specialized suppliers
Compatibility suggestions and adapter recommendations
User-submitted database of verified parts

Target Users: DIYers and small plumbing contractors in the US who struggle to source uncommon fittings.

Revenue Model: Free to search; $2.99 per transaction fee on purchases via affiliate links or $9.99/mo premium subscription for priority supplier access and bulk pricing.

Existing Solutions Mentioned

AmazonMcMasterLowe'sHome Depot

Part of App Idea

A DIYer cannot find a 3/4" NPS female straight-thread fitting to connect to 1/2" PEX via an elbow.

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