Selected from hose, it is soft and flexible, not easy to wear, providing lasting and effectively extending the life of The hose is lightweight, easy to carry and replace, and the user can install it on the simply and quickly, which is to operate Specially designed for NV340 NV480 NV601 NV681 NV800, it is perfectly adapted to original use effect without worrying about compatibility As a hose fitting of, it can replace the old damaged hose, the to best working condition The hose have good bending, and can be rotated and adjusted flexibly, making it more and quick to clean the home