Blend Safe II has dedicated fill ports for bottle fill or bucket fill. Dial-A-Blend units are bottle or bucket fill and have a selector for up to 4 products or dilutions. The flow rate for each port is either low flow, 1 gpm (4L / min.) for bottle filling or high flow, 4 gpm (15 L / min.) for bucket filling. Bottle filling is activated with a positive ON/OFF push button and bucket filling has an optional LOCK ON fill feature. Units are available with DEMA Action Gap or air gap backflow preventers.