
Installation Requirements
Installation RequirementsInstallation Requirements
Installation Requirements
IMPORTANT
IMPORTANT IMPORTANT
IMPORTANT -
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- PLEASE READ
PLEASE READPLEASE READ
PLEASE READ
This/these fitting/fittings needs/need to be
This/these fitting/fittings needs/need to be This/these fitting/fittings needs/need to be
This/these fitting/fittings needs/need to be
installed in accordance with the following
installed in accordance with the following installed in accordance with the following
installed in accordance with the following
Installation Require ents and Notes (IRN)
Installation Require ents and Notes (IRN) Installation Require ents and Notes (IRN)
Installation Require ents and Notes (IRN)
to ensure they eet the require ents of
to ensure they eet the require ents of to ensure they eet the require ents of
to ensure they eet the require ents of
the Water Supply (Water Fittings)
the Water Supply (Water Fittings) the Water Supply (Water Fittings)
the Water Supply (Water Fittings)
Regulations 1999 and the Scottish Byelaws
Regulations 1999 and the Scottish Byelaws Regulations 1999 and the Scottish Byelaws
Regulations 1999 and the Scottish Byelaws
2004.
2004.2004.
2004.
IRN R001
IRN R001 IRN R001
IRN R001 -
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- QD ½ C, QD ¾ C, QD SMBAS C,
QD ½ C, QD ¾ C, QD SMBAS C, QD ½ C, QD ¾ C, QD SMBAS C,
QD ½ C, QD ¾ C, QD SMBAS C,
QD EBAS C, QD EBASNW C, QD TBAS C,
QD EBAS C, QD EBASNW C, QD TBAS C, QD EBAS C, QD EBASNW C, QD TBAS C,
QD EBAS C, QD EBASNW C, QD TBAS C,
QD BF C, QD BSM C
QD BF C, QD BSM CQD BF C, QD BSM C
QD BF C, QD BSM C
See text of entry for Installation
Require ents or Notes.
IRN R005
IRN R005 IRN R005
IRN R005 -
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- QD BF C, QD BSM C
QD BF C, QD BSM C QD BF C, QD BSM C
QD BF C, QD BSM C
This tap or co bination tap asse bly has a
Type AUK2 air gap and is therefore only
suitable for installation in do estic pre ises
or in other pre ises to protect against a
IRN R030
IRN R030 IRN R030
IRN R030 -
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- QD BSM C
QD BSM C QD BSM C
QD BSM C -
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- Schedule 2
Schedule 2Schedule 2
Schedule 2-
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-15 (1)
15 (1) 15 (1)
15 (1)
Multiple inlet fittings installed in do estic
pre ises or in other pre ises to protect
against a backflow risk up to a Fluid
Category 3, incorporating a self cancelling
diverter acceptable as a backflow prevention
device (HC) and having an AUK2 or AUK3 air
gap, shall be installed in accordance with
IRN R010.
Multiple inlet fittings installed in pre ises
other than do estic to protect against a
backflow risk up to a Fluid Category 5,
incorporating a self cancelling diverter
acceptable as a backflow prevention device
(HC only) and having an AUK2 or AUK3 air
gap, shall be installed in accordance with
IRN R010. Alternatively the fitting shall be
supplied in accordance with IRN R040 unless
the shower head is constrained above the
or in other pre ises to protect against a
backflow risk up to a Fluid Category 3, unless
additional backflow protection for the higher
risk is included in the installation.
IRN R006
IRN R006 IRN R006
IRN R006 -
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- QD ½ C, QD ¾ C, QD SMBAS C,
QD ½ C, QD ¾ C, QD SMBAS C, QD ½ C, QD ¾ C, QD SMBAS C,
QD ½ C, QD ¾ C, QD SMBAS C,
QD EBAS C, QD EBASNW C, QD TBAS C
QD EBAS C, QD EBASNW C, QD TBAS CQD EBAS C, QD EBASNW C, QD TBAS C
QD EBAS C, QD EBASNW C, QD TBAS C
This tap or co bination tap asse bly has a
Type AUK3 air gap and is therefore for
installation in any pre ises to protect against
a backflow risk up to a Fluid Category 5.
IRN R010
IRN R010 IRN R010
IRN R010 –
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– QD SMBAS C, QD EBAS C, QD
QD SMBAS C, QD EBAS C, QD QD SMBAS C, QD EBAS C, QD
QD SMBAS C, QD EBAS C, QD
EBASNW C, QD TBAS C, QD BF C
EBASNW C, QD TBAS C, QD BF C EBASNW C, QD TBAS C, QD BF C
EBASNW C, QD TBAS C, QD BF C
Schedule 2
Schedule 2Schedule 2
Schedule 2-
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-15 (1)
15 (1)15 (1)
15 (1)
Water supplies shall be a reasonably
balanced pressures fro a co on source
(e.g. hot and cold supplies both fro the
sa e storage or both fro a supply pipe).
Where the fitting is supplied fro unbalanced
supplies (e.g. hot and cold supplies fro
separate sources) a ‘Listed’ single check
‘Listed’ single check ‘Listed’ single check
‘Listed’ single check
valve
valvevalve
valve or so e other no less effective backflow
prevention device shall be fitted i ediately
upstrea of both hot and cold water inlets.
the shower head is constrained above the
spill-over lever of the bath, wash basin or
shower tray.
IRN R070
IRN R070 IRN R070
IRN R070 –
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– QD BID C
QD BID CQD BID C
QD BID C
The water supply (Water Fittings)
Regulations 1999 and the Water Bylaws
2000, Scotland preclude the connection of
ri feed ascending spray type bidets with
hand – held spray attach ents directly to
any supply pipe.
Continued overleaf.
04