Remove folders created more than X days in PowerShell

purge.ps1

# Script parameters
$pathToClean = 'C:\paht\to\somewhere'
$maxDays = 5

# Computed values, don't touch below
$dateLimit = (Get-Date).AddDays(-1 * $maxDays)

Get-ChildItem $pathToClean |
Where { $_.CreationTime -lt $dateLimit } | 
Remove-Item -Recurse #-WhatIf