Class 4322 - Plumbing, heat and air-conditioning installation of International Standard Industrial Classifications of All Economic Activities (ISIC) Rev.4 includes the installation of plumbing, heating and air-conditioning systems, including additions, alterations, maintenance and repair.

This class includes:

This class excludes:


CPC Group #cpc546 - Installation services with classes

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#tagcoding tags for goods, services and bads