... .propeller 4. with RoHS Plastic fan blades 401x115x8 for HVACR system Product photos: SpecificationsApplication: HVACR Equipment, Machinery, Air Source Heatpump ... stylish designs, our products are extensively used in HVACR system,Heatpump,Cleaner,Air Curtain,FFU,Air Refreshing,Air Circulation and ... Φ308, Φ317, Φ320, Φ325, Φ350, Φ352, Φ380…and so on.Cross Flow Fan Blade:Φ77, Φ81, Φ85, Φ88, Φ88.8, Φ89 ...