1/2"x520" Yellow Gas Line tape made to meet many local building codes that demand the yellow, thicker, more dense sealant tape for gas service lines. Self-lubricating, maintenance free, virtually chemically inert, non-toxic, non-absorbent, non-flammable, and meets requirements of MIL-T-27730A, A-A-58092, and has earned the UL mark of safety. 3.5 Mils thick. Made in the USA. (144 rls./cs.) 1 case minimum order. ($4.16/rl.) Usually drop ships in 1-2 days.