This is a master class on how to do a full window detailing - external, internal and everything in-between. It's lengthy at 20 minutes but it's worth the watch if you want to learn how to be able to start charging £20 ++ PER WINDOW on first cleans.
A very in-depth guide to cleaning UPVC window frames professionally.
Video by Green Pro Clean Ltd
Domestic and Commercial Window Cleaning
Nottingham and Derbyshire
https://greenproclean.co.uk
Tel: 07581 128 101