Simple and effective one treatment deep cleaning of your hot tub jets and pipes is no longer just a pipe dream. FROG Hot Tub Pipe & Jet Cleanser is the NEW premium, professional grade gel formula that dives right in to get the job done, quickly and easily. FROG Hot Tub Pipe & Jet Cleanser is premeasured for simple application with no math, no spills and no staining, and it’s safe for use in all hot tubs.