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Plumbing glossary: XYZ

This is it; you’re about to be fully fluent in plumbing lingo! Get ready to learn your XYZs with our final plumbing glossary.

XH – Extra Heavy

XL – Extra Large

XLG – Extra Long

XSExtra Small

Yellow tipping – a flame condition caused by a severe reduction in primary air – the yellow colour is caused by glowing carbon particles in the flame and can be corrected by the injection of more primary air

Yoke – Usually a brass casting that holds both the hot and cold valves and the mixing chamber for the water – may also refer to an assembly of copper or other metal which serves the same function

Yoke vent – pipe connecting upward from a soil or waste stack to a vent stack to prevent pressure changes in the stacks

Zeolite – a group of hydrated sodium aluminosilicates, either natural or synthetic, with ion exchange properties

Zone of aeration – the layer in the ground above the water table where the available voids are filled with air – water falling on the ground percolates through this zone on its way to the aquifer

Zone of saturation – the layer in the ground in which all of the available voids are filled with water

Need a refresher? Below are links to WPJ Heating’s full plumbing glossary.

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | XYZ

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