Swissmex acetone sprayers are designed to deliver a consistent spray for applying dyes, sealers and densifiers. The flow rate (dependent on tip size) will output 5 gallons for the smaller size sprayer and 10 gallons for the larger sprayer approximately in one hour. These sprayers are equipped with convenient carry straps for use when used on decorative and polished concrete applications. The sprayer is has consistent results when applying your dyes and sealers with these sprayers. Whether for dyes, densifiers or sealers, this offers the best system for ease, consistency and safety.