Product Code: Cona-18086 Brand: Cona Product Name: Cona Estella White Medium 5 Step Regulator Series: Estella Colour: Smooth White Strikingly Modren,Amazingly Bold.To Improve is to Change,to be Perfect is to Change Often. Long Life Cycle. Vertical Installtion. Sleek & Collarless Design. Flame Retardant Engineering Grade PC.