Thoroughly rinse your black water holding tank with a from Valterra. Flexible shaft extends easily through the toilet flush valve into lower level of L-shaped tanks or, for offset toilets, around curves in pipe too tight for regular tank wands to reach. Multi-directional, high-pressure fitting on the end of the wand sends a powerful spray into your tank to wash out collected or trapped debris. Includes molded plastic, sure-grip handle with built-in water flow control. Measures 42" long. Sends a powerful spray into tank to clean debris Includes sure-grip handle with water flow control | Flexible Tank Wand in Black