User-friendly for E-Z filling and pouring of product. Heavy-duty container is reliable for trouble-free performance. 63mm angled front opening for filling of ready-to-use chemical concentrates. 38mm top vent opening accepts standard ?# tubing. Includes faucet with 38mm cap, has no leak, tight fit with easy on/off handle, spout fits into 28mm bottle neck, no spilling. ? gallon embossed graduations on top and front.