Maximum performance: 1000 watt Capacity fan: 170 m3/hour Performance fan: 60 – 110 m3/hour Size: 197,4 x 70,4 x 5,5 cm SolarVenti SV14 is 'Most sold model' jointly with it's smaller brother SV7. Even though SV 14 delivers approx. 60 - 110 m3 air pr. hour with approx. 25-30 degrees C. temperature rise - compared to air temperature outdoors - the model is still so small, that it typically can be mounted both horizontally or vertically.