The Perlick 4220J6 Beverage Trunk Housing is designed for remote beer systems, featuring a robust construction that ensures durability and efficiency. It includes water-resistant jacketing and accommodates six 3/8" I.D. Bev-Seal Barrier product lines, which are both NSF-certified and color-coded for easy identification. The trunk housing is equipped with 1/2" O.D. copper coolant lines and 3/4" thick thermal insulation to maintain optimal beverage temperatures. Its black PVC flame-retardant outer wrap adds an extra layer of safety. With a 3-1/2" diameter, this product is sold by the foot, making it a versatile choice for various installations.