Carpet Scrub Brush – Poly 030 Blue / 020 Yellow Bristles

Use for shampoo cleaning of low nap carpets. This brush block is built with two bristle sizes. Blue outer bristle rows scrub and carry weight of buffer. Yellow inner row bristles create detergent suds. Poly is lower cost but shorter life than nylon.
1-3/4″ bristles. The brush block is molded with shower feed holes and 5″ centerhole for Liberty clutch plates (order separately). 10″- 21″ block size.