Drainvac has also developed and marketed a complete range of central vacuums for the domestic, commercial and industrial sectors. Unbeatable suction With its water lift going up to 190”, DRAINVAC promises superior suction. It’s so strong thatDRAINVAC automatic systems can unclog a sink. Time-saving No fuss. Just plug the flexible hose into one of the inlets and start cleaning! Reliable DRAINVAC offers one of the world's only central vacuum with such large tanks. The latter are entirely made of polyethylene, with galvanized or stainless steel parts. All these materials are unbreakable and rustproof. Plus, each of DRAINVAC’s vacuum series comes with a complete guarantee. Quiet Installed in a secluded location, our central vacuums are quiet, and some are even soundproof. In fact, some models are as quiet as 58 decibels.