Homeowner seeking a clean, drywall-free way to transition PEX pipes from inside the wall to the water heater, avoiding drywall repair.

Washing machine box has wrong hole size (not 3/4 inch) and is not designed for water heater pipe pass-through.

Severity

2Mild

Willingness to Pay

implied

Added

Jun 13, 2026

Workarounds Described

asks about using a washing machine box as a substitute for a pipe pass-through

App Concept

PipeBox Pro

A pre-finished drywall-less pipe pass-through plate with 3/4" holes and a clean trim ring, designed for water heater connections. Install over existing wall opening, route PEX through, and snap on a cover plate — no drywall patch needed.

Key Features

Pre-cut 3/4" holes for hot and cold PEX lines
Drywall-cutout cover plate with snap-on trim
Optional 90-degree sweep built-in for vertical drop
Paintable or white finish to match wall

Target Users: DIY homeowners and plumbers doing water heater replacement or PEX repiping in residential settings.

Revenue Model: $19.99 per unit retail; bulk pricing for contractors

Existing Solutions Mentioned

washing machine box

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