SHRINK TUNNEL MACHINE The hot wind direction inside the shrink wrap tunnel can be adjusted and the contraction effect is good. Imported heat insulation cord fabric greatly reduces heat loss. Shrinkage temperature, conveying speed and air volume inside the shrink wrap tunnel can also be adjusted. As one of the professional shrink tunnel machine manufacturers in China, Guonuo can provide you with quality heat shrink tunnels for sale! Feel to contact at any time.