Designed for use with most conventional floor finish and most other cleaning chemicals. Dispenses uncontaminated fluid for each new cleaning project. Use a little or a lot, you're in control. Place your pre-filled chemical bag into the backpack, connect the feeder hose and you are ready to apply your floor care product with the gentle squeeze of the top trigger. New Easy Flow Ball Valve improves flow by 20%, allows for adjustable flow rate. The CAT G7, 18" with Clean Out Tool comes with 1 each, 56 1/2" aluminum handle in new blue color, interchangeable 16" Cling-On nylon flat mop frame, upgraded padded backpack, 7' chemical feeder hose w/cap and connector, refillable chemical bag (1 1/2 gallon capacity), 18” x 5" premium microfiber scrub/finish mop and CAT G7 Clean Out Tool.