Price Per Foot. All beer line is FDA rated, odorless and tasteless. Also rated for use as gas lines, if a tight fit is desired. Heat tubing in a glass of hot water before connecting. 1/4" beer line is recommended if used in lengths of 10 to 25 feet. The 3/16" beer line is the best size use for most home systems. 6 feet will give a great pour in the 8 to 14 psi range. Provides proper restriction for runs under 10 feet. 6 feet is recommended for a foam free pour.