Operating temperature
0–95 °C
Product material
CrNiMo steel 1.4401 (EN 10088)
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For cold and hot potable water
For cooling and heating water without antifreeze agent
For cooling and heating water with antifreeze agent
For treated water (application range according to Technical Information „Treated water“)
For rainwater with a pH value of > 6.0
For compressed air (oil purity class 0–3)
For negative pressure
For inert gases (e.g. nitrogen)
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Approval in accordance with DVGW
Model Geberit K4
Ball and base unit fully exposed to flow
Replaceable valve top with ball and seals
With concealed turn handle actuation
Base unit made of stainless steel
Upper part made of gunmetal
Ball made of PPSU
Upper part caulk made of EPDM
Ball caulks made of silicone
Pressing indicator
Leaky if unpressed
Seal ring made of CIIR, black
Pressing socket with transparent protection plug
Concealed turn handle actuation
Spindle extension
Round protection box, can be shortened
Protection cover plug with marking tip
DN: 20
DNV: 20
d, ø: 22 mm
L: 11.7 cm
L1: 12.6 cm
Z: 3.8 cm
K: 7.3 cm
PN: 10 bar