DescriptionRemoves inevitable potentially dangerous air trapped in system. Simplifies the venting process. Saves time and costs. WRAS approved for closed circuit use only. A shut-off valve option is available in size 1/2 inch. Please specify when ordering D2004. Conforms to design standard BS EN 1074-4.
FeaturesD2004 version with Shut-Off Valve base allows the Automatic Air Vent to be removed without draining the system.
Finishn/a
FloatPlastic Polypropelene
GasketPlastic PTFE
Graden/a
Hooking SystemPlastic Acetal
Ifc Export AsIfcValve
Ifc Export TypeIfcValveTypeEnum.CHECK
K Coefficient0
KeynoteS
LeverPlastic Acetal
Loss MethodK Coefficient
ManufacturerCrane FS
Manufacturer NameCrane FS
Materialn/a
Maximum Discharge Pressure7 bar
ModelD2003
Model NumberD2003
Model ReferenceD2003 Automatic Air Vent - Brass
NBS DescriptionAir admittance valves
NBS Noten/a
NBS Object NameCrane FS - Air admittance valves
NBS Office Master Tagn/a
NBS Reference90-10-90/400
Nominal Depth46.00 mm
Nominal Height71.00 mm
Nominal Length46.00 mm
O-RingRubber EPDM Perox
Offset3.50 mm
PistonPlastic Acetal
PlugPlastic Polyamide PA6 GF30%
Pressure Rating10 bar
Production Year2022
Referenced Standardn/a
Replacement Costn/a
SeatBrass EN 12164 - CW614N
Seat GasketRubber NBR
SeparatingPlastic Acetal
Shapen/a
Size1"
Spare Partsn/a
Specification NotesBrass body and cover. Polypropylene float. EPDM seals. WRAS Approved for non-wholesome water in closed circuit central heating. BSP parallel thread. D2004 Shut-Off Valve option available in size 1/2”.
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Bimstore on 19 February 2025
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