From when it was founded, COVAL has always given particular attention to reducing the noise of vacuum pumps and improving their performance.
Often copied, never equalled, the acoustic performance of COVAL vacuum pumps stems from the inside shape of the venturi system and the innovative design of the hit-tech soundproof materials used for the silencers.
. Very good sound reduction
. Air outlet gently diffused
Diffuser type silencer
. Noise reduction by breaking up the air jet in a baffle inside the diffuser.
. Passage of air through a soundproof material.
Material: POM (Polyoxymethylene)
Temperature: -10 to 50 °C