National agreement as to working rules and conditions for craftsmen, craft apprentices, assistants and mates hereinafter referred to as operative or operatives employed in the heating ventilating air conditioning piping and domestic engineering industry.
Contributors: Manufacturing Science Finance union.
Publisher: Heating and Ventilating Contractors Association
Place of publication: Penrith
Language: eng
Notes: First issued in 1911 incorporating amendments agreed up to July 1993.