Related illustrations

1573

Gas shutoff valves

· p. 274

This cross-sectional illustration shows an exterior gas meter supplying a gas line through a foundation wall into a basement. The gas line branches down to a gas boiler and a gas water heater, with individual shutoff val

0717

Gas service line and outdoor meter

· p. 113

The illustration shows an underground plastic gas service line arriving from the street and turning upward to an outdoor gas meter assembly. Above grade, the inlet piping includes a lockable main valve and a regulator be

0728

Gas service line and outdoor meter

· p. 116

The illustration shows an underground plastic gas service line from the street rising to an outdoor gas meter assembly. A tracing wire follows the buried pipe, and a vertical dimension indicates 15 inches of burial below

0720

Gas piping terminology

· p. 114

The cross-sectional drawing traces an underground gas service line to an exterior meter and through the foundation wall into the building. A building line connects to a manifold serving branch lines and risers. One branc