Filling valve for closed heating systems, VF04
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| The VF04 filling valve permits simple and safe filling or refilling of closed heating systems. A pressure reducing valve, a check valve and a shut-off facility are combined into one unit. The pressure gauge connection enables fitting of a pressure gauge (accessory) to provide accurate checking of system pressure after filling. |
For closed heating systems to DIN 4751:
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Onto a heating circuit distributor manifold, |
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in combination with a water supply distributor manifold, |
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on a heating boiler via a fill hose, in the supply to or directly onto a heating boiler, |
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as a filling set for trouble-free and safe initial filling of a system. |
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| Approvals |
DIN/DVGW approved check valve |
| Materials |
Brass housing dezincification resistant, high grade synthetic material spring bonnet, fibre-reinforced NBR diaphragm, NBR seals |
| Media |
water |
| Max. media temperature |
70 oC |
| Static pressure |
PN16 |
| Pressure setpoint range |
1.5 ... 6 bar |
| Product description |
With internal and external threads |
| Description | Additional Product Type |
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| Pressure gauge, range 0-4 bar | MF126-A4 |
| Hose connector with union nut and gasket | 0903454 |
| Connection set with threaded connector | VST06-1/2A |
| Pressure gauge, range 0-10 bar | M39K-A10 |
