PAR 4C&PAR 4CT equipment specifically uses the latest METER MIX ® Tandem control (ILD) provides reliable and advanced flow and proportional control. ILD also helps to accurately and consistently handle materials with large differences in mixing ratios or viscosity. The upgraded version of PAR 4C&PAR 4CT adopts the same reliable and mature quantitative mixing technology as the original PAR 4, which can provide perfect solutions for many applications. In addition, PAR 4C&PAR 4CT can also be connected to automation systems to achieve fully automatic or semi-automatic applications.