utility gas meter / metal-to-metal contact / gas piping system / gas service / corrugated stainless steel tubing portion / connected gas equipment / steel / gas piping systems / /
Position
grounded conductor at the electrical service / the grounding electrode conductor / conductor / bonding conductor / /
Direct Bonding of Standard (Yellow) CSST Direct bonding is required for gas piping systems incorporating standard (yellow) or uncoated CSST whether or not the connected gas equipment is electrically powered. This require