19" Suitable for filling from small vessels such as canisters or hobbocks. 27" suitable for emptying from 30 Gal drums. 39" suitable for filling from 55 Gal drums. Designed for thin-bodied fluids. Infinitely variable speed controller allows a controlled filling of smaller and larger liquid amounts. The variable flow offers a more convenient and safe transfer. Lube free pump tube, thus no contamination of the liquid. Wide range of applications possible due to seal less construction. Seal less construction cannot fail by dry running. All-purpose resistant ETFE/PTFE shaft bearing. Service-friendly and simple to dismantle without the need for special tools. The B2 Vario offers a powerful Universal Motor with an improved service life. Pump Set includes a wall bracket, 5' of reinforced PVC hose, hose clamps, and PP nozzle.