Logo Oventrop GmbH & Co. KG

Aquastrom UP-KFR Combined flush-mounted free-flow and backflow preventer
DN 20, both ports female thread, with protection/operating cap, bronze


Aquastrom UP-KFR flush-mounted free-flow valve 

For potable water installations. Straight seat version made of bronze with plaster sleeve and protection cap. Maintenance-free KFR valve insert with non-rising spindle completely made of bronze with double O-ring seal, without dead space.

Can be converted to an F valve with a free-flow valve insert or to a thermostatic valve for circulation systems acccording to DVGW - W551 with a circulation module. 

Sound insulation according to DIN EN ISO 3822: Product group I

Insulation shells made of EPS according to the Energy Saving Ordinance EnEV, fire protection class B1.

DVGW certified.

Both sides internal thread according to EN 10226-1.
No longer produced
Art.No.: 4221106
Manufacturer: Oventrop GmbH & Co. KG
Subject to technical changes.

Dimensions

Dimensions of article

Length Width Height Weight
90 mm 63 mm 190 mm 0,64 kg

Packing units

Type Qty. Length Width Height Weight

Images

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777,98 KB
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Drawings

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257 px x 489 px
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ETIM

Klassifizierung
ETIM 7.0
Property Value
Surface protection Untreated
Max. medium temperature (continuous) 90 °C
KIWA certified
With drain
Spindle angle 90 °
Operation using hand wheel
With connection 1 coupling
With connection 2 coupling
Housing material Bronze
With drain possibility (connection)