Hydro Jetting is true drain cleaning. Snaking is the 1st option and usually solves the problem by restoring flow. However, for those stubborn drains it is sometimes necessary to hydro jet your drains clean and clear and is usually done if there is a high amount of grease or sludge in your drain lines. Hydro Jetting blows 1800 p.s.i water jets that scrub the interior of your drains clean and clear.