Mar-flex Waterproofing and Building Products offers a comprehensive selection of application equipment and tools to suit any size job. Mar-flex sells the pumps, spray nozzles, maintenance equipment, and accessories it takes to spray our heavy duty membranes for your next project. Mar-flex’s WaterKat Spray Unit provides a fast, simple system for application of membranes and Mar-flex’s many accessories make maintaining the unit simple as well as containing different hoses, pumps, and more that allow for a quick and easily accessible method of application.