BRC 30/15 C
Step 1 - pre-vacuum with the Karcher CV Upright Vacuum Cleaner 4 passes at 1.8 ft/sec. Step 2 - Pre-spray with Prochem Ultrapac Trafficlean Pre-spray (6oz/1gl at 1.0 gl/200ft2). Agitate carpet pile with carpet rake. Allow 10 minutes dwell prior to cleaning with BRC 30/15 using water only for three wet cleaning passes and one dry pass at a rate of 1.0flt/sec on each pass.