Back-flow valves | Inrusstrade

Viega backflow traps are tested in accordance with DIN EN 13564. There is protection against back pressure, some models are equipped with double protection - one flap is automatic with electric drive and the second flap is manual. They backflow traps are made of environmentally friendly polypropylene - this material is ideal for domestic drainage systems.

They are painted in gray or brown-orange colour.

Range of diameters varies from 100 to 150 mm.

VIEGA Grundfix B Backflow protection, d 100 [Code number: 136192]

Article: 136192

Characteristics:

for installation on main pipelines
plastic

Components:

flap
manual

Diameter: DN 100

Details

VIEGA Grundfix B Backflow protection, d 150 [Code number: 150792]

Article: 150792

Characteristics:

for installation on main pipelines
plastic

Components:

flap
manual

Diameter: DN 150

Details

VIEGA Grundfix Backflow trap, d 100 [Code number: 305376]

Article: 305376

Characteristics:

type 2
for installation on drainage pipelines
triple backpressure protection (two automatic and one manual emergency shutter)
quality control according to DIN 13564

Components:

2 valve flaps
manual
funnel for filling and control of tightness

Diameter: DN 100

Details

VIEGA Easytop Inox Backflow preventer, SC-Contur, 16 bar, d 15 [Code number: 471255]

Article: 471255

Draft VIEGA Easytop Inox Backflow preventer, SC-Contur, 16 bar, d 15 [Code number: 471255]

Details

VIEGA Sperrfix Backflow preventer, type 5, DN 40, G 1 1/2'' [Code number: 607128]

Article: 607128

Draft VIEGA Sperrfix Backflow preventer, type 5, DN 40, G 1 1/2'' [Code number: 607128]

Details

VIEGA Grundfix Plus Control Backflow trap, d 100 [Code number: 667788]

Article: 667788

Characteristics:

type 3
for domestic sewage
double backpressure protection (one automatic motorized flap and one manual), the valve is resistant to flooding
quality control according to DIN 13564

Components:

control and alarm device Grundfix Plus Control
3-button control panel with LCD display
self test every 24 hours
battery backup
visual / buzzer
valve flap
manual
air tube
connection cable
8 m cable protection tube and pressure hose
funnel for filling and control of tightness

DN	d	L1	L2	L3	Н1	Н2	H3
mm	mm	mm	mm	mm	mm	mm	mm
100	110	405	215	545	260	100	65

Details

VIEGA Grundfix Plus Control Backflow trap, d 150 [Code number: 667801]

Article: 667801

Characteristics:

type 3
for domestic sewage
double backpressure protection (one automatic motorized flap and one manual), the valve is resistant to flooding
quality control according to DIN 13564

Components: