• Highlight: Compact 5-quart injection bottle feeds carpet wands and pre-spray applicators inline with the truck-mount or portable, eliminating separate pump-ups mid-job.
• Best For: Carpet cleaning techs who prespray traffic lanes, spot chemistry, and fiber rinses on back-to-back residential routes.
• Expert Note: Side-fill geometry is the quiet win — techs refill without tipping, so chemistry stays in the bottle and off the floor.
*Independent analysis of 500+ marketplace data points.