This document describes an FS-6"x25' Air Assist Smokeless Portable Flarestack from Expro International Group. It is a fully self-contained, lightweight and highly mobile unit that meets flaring regulations. It can be used for small to medium pipeline decommissions and re-commissions, pig traps, meter runs, provers, small tanks, and short pipeline sections. It also enables the flaring of liquid and vapor products like HVLs and gases during blow downs.