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Home/Plumbing/Problem

PlumbingInstallation & Assembly3MediumPlumber

Installed shower arm sways when bumped if PEX is used instead of rigid copper with solid blocking.

PEX is flexible and causes swaying in long shower arms; copper with blocking solves it but requires more labor and access.

Severity

3Medium

Willingness to Pay

none

Added

May 28, 2026

Workarounds Described

ran copper the last stretch with solid blocking

App Concept

RigidBrace Shower Arm Support

An adjustable rigid brace that retrofits inside the wall to support long shower arms, eliminating sway without tearing open walls. Installs through the shower arm hole and locks against studs or blocking.

Key Features

Retrofittable through 1/2-inch shower arm hole
Adjustable length for different stud spacing
Locks securely with set screws
Compatible with PEX and copper arms

Target Users: Plumbers and bathroom remodelers installing long or heavy shower heads

Revenue Model: $9.99 per unit retail, sold at plumbing supply stores

Existing Solutions Mentioned

PEXcoppersolid blocking

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Details

Added: 5/28/2026
Severity: 3Medium
Willingness to Pay: None