The Revolution Silenced Vector 250 EC brings silence and efficiency together using custom design and state of the art EC technology. The quietest inline hydroponics fan available, the Revolution Silenced Vector 250 EC is the classic Systemair Revolution EC fan, wrapped in an acoustic housing to dampen noise and sealed to prevent odour leaks – producing the best silenced fan for indoor cultivation there is.

• Maintenance free and reliable quality – made in Germany
• Sealed housing so no possible leaks
• The most efficient fan is now the quietest
• Half the noise of a standard Revolution fan
• Superior performance and air flow
• Fully serviceable
• Power 126 Watts