Combined Shape
Combined Shape


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Simplex drain Exclusive with key head

Simplex drain Exclusive with key head


  • with selftightening slide-in seal
  • including 3/4" cap and hose connector
  • Kap dient als sleutel


heating cooling


building installations shipbuilding industry
item number size weight dimensions packaging gtin
3204401 G3/8" Ni 0.12 kg 42x30x49 mm bag (10 pce) 08711985072143
3204410 G1/2" Ni 0.12 kg 45x48x30 mm bag (10 pce) 08711985072204
color silver
materials brass
finishing nickel-plated
manufacturer Simplex
shape End coupling
connection type G - male thread gas cylindrical (BSPP)
sealing EPDM
product group radiator valves (fill and drain valve)
ETIM class EC010071 Fill and drain valve
HS code 84818039
brand Simplex
series Radiator appliances
type H3730
label value
ETIM class EC010071 Fill and drain valve
Housing material Brass
Surface protection Nickel-plated
Connection 1 External thread cylindrical BSPP-G (ISO 228-1)
Nominal diameter connection 2 3/4 inch (20)
Max. medium temperature (continuous) 110°C
Max. medium temperature (continuous) (imperial) 230°F
Suitable for heating Yes
Suitable for potable water No
Suitable for solar heating No


item number description
3204333 Simplex vent key 5mm