![Safe Grain Hi-Flo Aeration Duct](https://img.feedandgrain.com/files/base/wattglobalmedia/all/image/2021/05/fg.Safe-Grain-Polyethylene-Duct-5-20-21_2021-05-20-195543.jpg?auto=format%2Ccompress&q=70&w=400)
- Polyethylene aeration duct designed for temporary storage systems
- Designed with more open area for lower static pressure on fans, more CFM of air to grain
- High-Flo version available in 20-foot lengths and externally sleeved with a 100% polyester seamless, run-resistant sleeve to prevent grain and grain dust infiltration