Designed to exhaust excessive heat from polythene clad greenhouses.
Easy to install, simply cut out a 30-35cm hole in your polytunnel cover, insert the fan from the inside in a rotating motion, and clip on to the support bars (sold separately).
Air flow: 4,600m3/hr (2,700cfm)
Weight: 7.5kg
Top diameter at cowl: 42cm
Overall diameter at base: 57cm
Overall height: 39cm
Power supply: Single phase 220-240V
Motor: 200w (0.9A) motor
Protection: IP55