As permitted under regulation 4 a method of installation approved by the water undertakers
As defined in regulation 1, a person who:
(a) has been approved by the water undertaker for the area where a water fitting is installed or used, or
(b) has been certified as an approved contractor by an organization specified in writing by the regulator.
Flow upstream, that is in a direction contrary to the intended normal direction of flow, within or from a water fitting.
Interpretation given in schedule 2 paragraph 1
A fixed container for holding water at atmospheric pressure.
Interpretation given in schedule 2 paragraph 1
A cistern for supplying cold water to a hot water system without a separate expansion cistern.
Interpretation given in schedule 2 paragraph 1
Includes any reduction in chemical or biological quality of water due to a change in temperature or the introduction of polluting substances.
Interpretation given in schedule 2 paragraph 1
Any pipe (other than a warning, overflow or flushing pipe) conveying water from a storage cistern, or from hot water apparatus supplied from a cistern and under pressure from that cistern.
Interpretation given in schedule 2 paragraph 1
A pressure-activated valve designed to release expansion water from an unvented water heating system.
Interpretation given in schedule 2 paragraph 1
As defined in regulation 1, a category of fluid as described in schedule 1.
Schedule 1:
Fluid Category 1
Wholesome water supplied by the undertaker and complying with the requirements made under section 67 of the Water industry Act 1991/ the Water Supply (Water Quality) (Scotland) Regulations 1990 and any amendment
Fluid Category 2
Water in fluid category 1 whose aesthetic quality is impaired owing to:
Fluid Category 3
Fluid which represents a slight health hazard because of the concentration of substances of low toxicity, including any fluid which contains:
Fluid category 4
Fluid which represents a significant health hazard because of the concentration of toxic substances, including any fluid which contains:
Fluid Category 5
Fluid which represents a serious health hazard because of the concentration of pathogenic organisms, radioactive or very toxic substances, including any fluid which contains:
A cistern provided with valve or device for controlling the discharge of the stored water into a water closet pan or urinal.
Interpretation given in schedule 2 paragraph 1
As defined in regulation 1. A change in the purpose for which, or the circumstances in which, premises are used, such that after that change the premises are used (where previously they were not so used)
(i) as a dwelling;
(ii) as an institution;
(iii) as a public building; or
(iv) for the purposes of the storage or use of substances which if mixed with water result in a fluid which is classified as either fluid category 4 or 5;
As defined in regulation 5, the requirement to provide the water undertaker with advanced notice of a proposal to install a water fitting .
A pipe from a cistern in which water flows only when the water level in the cistern exceeds a predetermined level.
Interpretation given in schedule 2 paragraph 1.
A pressure-activated valve which opens automatically at a specified pressure to discharge fluid.
Interpretation given in schedule 2 paragraph 1
An assembly of water fittings in which water circulates between a boiler or other source of heat and a primary heat exchange inside a hot water storage vessel, and includes any space heating system.
Interpretation given in schedule 2 paragraph 1
An assembly of water fittings in which water circulates in supply pipes or distributing pipes of a hot water storage system.
Interpretation given in schedule 2 paragraph 1
An assembly of water fittings comprising the cold feed pipe, any hot water storage vessel, water heater and pipework from which hot water is conveyed to all points of draw-off.
Interpretation given in schedule 2 paragraph 1
A valve for shutting off for the purpose of maintenance or service the flow of water in a pipe connected to a water fitting.
Interpretation given in schedule 2 paragraph 1
A valve, other than a servicing valve, used for shutting off the flow of water in a pipe.
Interpretation given in schedule 2 paragraph 1
A cistern for storing water for subsequent use, not being a flushing cistern.
Interpretation given in schedule 2 paragraph 1
A valve which opens automatically at a specified temperature to discharge fluid.
Interpretation given in schedule 2 paragraph 1
A water outlet device.
Interpretation given in Schedule 2 paragraph 1
A pipe open to the atmosphere which exposes the system to atmospheric pressure at its boundary.
Interpretation given in schedule 2 paragraph 1
As defined in regulation 4(6).
The installation, connection, alteration, repair or disconnection of a water fitting must be carried out in a workmanlike manner, which is to say the work must be carried out so as to conform:-
Uncontrolled if downloaded. This is informative, non-statutory guidance and intended for general guidance purposes only; it is subject to change.
Compliance with this information should not be relied upon as guaranteeing no enforcement action will be taken by water undertakers. Water Regs UK accepts no liability for loss, indirect or consequential loss arising from or in connection with this guidance document.
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