SB Series self contained units lead the industry in construction, serviceability, technology, and efficiency. Variable capacity scroll compressors, direct drive backward curved plenum supply fans, and double wall rigid polyurethane foam injected cabinet construction provide the SB Series with unmatched performance.
Source: ACHR News (a part of news report)
http://www.szruixie.com 海洛斯精密空調(diào)廠