Karcher WVP 10 Window and Surface Cleaner - 1.633-551.0
Amazon.com: Kärcher 500ml Glass Cleaning Concentrate For Window Vac : Health & Household
Karcher WV 1 Plus Window Vacuum Squeegee - Also Perfect for Showers, Mirrors, Glass, & Countertops - 10 in. Squeegee Blade 1.633-041.0 - The Home Depot