How I made a natural gas burner assembly that connects to domestic natural gas supply. Mine is for a homebrew beer burner but this same type of thing could be used for many applications: outdoor fireplaces, sand firepit, tiki touches ect.

Used in the video.
4 1/2" x 6" black iron nipples
2 1/2" x 21/2" black iron nipples
3 1/2" black iron 90's
1 1/2" black iron tee
1 1/2" gas ball valve
1 1/2" x 3/8" male x flare adapter
1 10' bbq supply hose
1 quick connect bbq box connector
10 jet burner tips
10 5/16" x 24 chrome plated bolts
JB Weld 6 min set