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Roofing (subcategory of Home Services)Installation & Assembly4HighHomeowner or Property Owner$ implied

An incorrectly installed outside corner drip edge flashing has a large gap filled with sealant, risking water damage behind the gutter and fascia.

Existing sealant is a temporary fix; purpose-built corner flashing pieces are needed to prevent water ingress without relying on sealant.

Opp. Score

Severity

4High

Willingness to Pay

implied

Added

May 6, 2026

App Concept

FlashFit Corner Fix

FlashFit Corner Fix is a mobile app that guides DIYers and roofers through proper drip edge flashing installation for outside corners. It provides step-by-step 3D instructions, videos of correct installations, and a marketplace for pre-formed corner pieces that eliminate guesswork and sealant dependency.

Key Features

Step-by-step installation guide with 3D models for outside corner drip edge
Photo-based AI inspection to identify improper flashing and suggest fixes
Integrated marketplace for pre-formed corner drip edge pieces
Community gallery of proper installations for reference

Target Users: Homeowners and property owners dealing with roofing and gutter installations, as well as DIY enthusiasts in residential contexts.

Revenue Model: Freemium with $4.99 per single-use guide or $19.99/month pro subscription for unlimited access and marketplace discount

Existing Solutions Mentioned

sealant

Part of App Idea

Inside corner drip edge flashing installation is difficult and often done poorly due to lack of purpose-built tools or methods.

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