Plumbing Terminology - K

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kPa - Kilopascal

kPa stands for Kilopascal. A metric unit for pressure. 100 kPa = one atmosphere. The pascal (Pa) or kilopascal (kPa) as a unit of pressure measurement is widely used throughout the world and largely replaces the pounds per square inch (psi) unit, except in some countries still using the Imperial measurement system.

KW - Kilowatt

KW stands for Kilowatt. A measure of the rate of supply of energy or power, equal to 1000 watts or 3412 BTU per hour. The watt is a derived unit of power in the International System of Units (SI), named after the Scottish engineer James Watt (1736–1819). The unit, defined as one joule per second, measures the rate of energyconversion.