JohnDow JDI-27DC 27-Gal Deluxe Poly Self-Evacuating Portable Oil DrainJohnDow JDI 27DC Deluxe Poly Self Evacuating Portable Oil Drain 27 Gallon Capacity This heavy duty self evacuating oil drain is lightweight and durable. The virtually indestructible polyethylene construction prevents accidental damage to vehicles. JohnDow Model JDI 27DC Oil drain. If you were going to design an oil drain yourself, this would be it. It's got everything you need in one large, handy unit. It has the JohnDow Auto Check feature that will