Top Cleaner Poly
The Top Cleaner Poly is the most innovative roof cleaner. It also enables you to apply an even coating to your poly greenhouse. It is well-balanced and very simple to use. There are many vantages in using this new technology: it suits every peak width; it's perfect for single and also double layers of poly. The most important thing is that the brushes aren't dangerous for the poly roof, it does not scrape them and leaves no marks.
Link: TOP CLEANER POLY