Hidden Grohe siphon

GROHE concealed hidden siphon buried without a chassis plastic box covered with cork to prevent noises. (Can be tested on) the distance between the fixing screws of the toilet seat is 18 cm and 23 cm used for plumbing works for bathrooms. [Block] dimensions 111 × 52.5 × 15.5 cm made of plastic and coated with shiny chrome characterized by no water sound during filling backup water flow when needed supports weights up to 400 kg easy to install suitable for domestic and commercial use from the best German industries inside the box: fixing screws for the siphon and seat the compress or face of the siphon drain elbows and feed screws fixing screws you can install any type of hanging seats 10-year warranty on-site if there is a project requiring adjustment to the water level flowing in each pressure, we are happy to offer it with additional features and you can contact customer service for more information and inquiries.