8" ACOUSTIC SILENT DUCT 5M. YOU WILL GET A HIGH POWER HURRICANE FAN AND AN 8"/600 (1125m3/h) VIPER FILTER IS AS GOOD AS ANY OTHER ON THE MARKET.THIS FILTER USES THE HIGHEST QUALITY CARBON OUT THERE. 8" PREMIUM VIPER CARBON FILTER 200/600 (1125m3/h).
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