ventilation pipe definition
ventilation pipe means a pipe or portion of a pipe which leads to the open air at its highest point and which does not convey any liquid, but which is used to ventilate a drainage installation in order to prevent the destruction of water seals;
ventilation pipe means any pipe or portion of a pipe not conveying any liquid and used to ventilate a drainage installation in order to prevent the destruction of water seals and which leads to the open air at its highest point;
ventilation pipe or “vent pipe” means a pipe, other than a discharge pipe, that leads to the open air at its highest point and that provides ventilation throughout a drainage installation for the purpose of preventing the destruction of water seals;
More Definitions of ventilation pipe
ventilation pipe means any pipe or portion of a pipe, not conveying any liquid, used to ventilate a drainage installation;
ventilation pipe means a vent pipe which leads to the open air at its highest point and which provides ventilation throughout a drainage installation for the purpose of preventing the destruction of water seals, but does not include discharge pipe.
ventilation pipe means any pipe or portion of a pipe not conveying any liquid and used to ventilate a drainage installation in order to