Hi-Tech Duravent RFH Series Thermoplastic Rubber Duct Hose, Black, 3" ID, 25' Length $146.13 B008XR5E3U
Hi-Tech Duravent RFH Series Thermoplastic Rubber Duct Hose, Black, 5" ID, 25' Length $164.49 B008XR5JDK
Hi-Tech Duravent S-TL Series PVC Fiberglass S-TL Air/HVAC Duct Hose, Grey, 3" ID, 25' Length B008XRAHOG