Ruck ISOT 125E with a 125mm Inlet/ Outlet and an Airflow of 360m3/hr. Ruck 125mm Acoustic Insulated Inline Fans Ruck Fans are high quality, extremely quiet German made fans. The fan range is insulated to minimise noise pollution. The high quality metal casing features a removable top plate for easy accessibility to fan section and mounting fixtures on the base to enable the unit to be fixed to a wall or ceiling. Sound insulated boxed fan 100 % Speed controllable Easy removable fan section Forward curved

Sound Pressure Levels. dB(A) @ 3M(The higher the dB(A) the noisier)
Casing break out sound level: 28 dB(A)
Sound level on inlet: 30dB(A)
Size: 384mm x 383mm x 232mm

Air flow versus Back Pressure

Click here to enlarge