ARC-HCSET2-V2 | Whynter V2 hose extender set (2) for Portable Air Conditioner Models ARC-12SD, ARC-12SDH, ARC-14S, ARC-14SH, ARC-143MX, ARC-141BG, ARC-147WF, ARC-147WFH(5.9" diameter hoses)