Backwater Valve (50mm)
An anti-flooding device protecting interiors from flooding caused by backflow of sewage. Such risk exists most frequently in sanitary drain systems connected to combined and other sewage systems.
 

The 50mm backwater valve is an ideal anti-flooding device for protecting interiors from flooding caused by backflow of wastewater in all drainage-related systems such as washing basins, kitchen sinks, shower bases and dishwashing machines.

  • The Backwater Valve is a passive flood protection solution
  • Operates fully automatically, no external power supply needed
  • Substitutes an inspection chamber, mounted at sewage system outlet from building
  • Resistant to effects chemicals and to hot wastewaters
  • Permits temporary blocking of wastewater flow (for overhaul works)
  • Maintains full flow capacity of the sewage system
  • Easy to operate and to maintain
  • 2 year manufacturer's guarantee



All locations where flood defence products are installed can be fitted with a telemetry early warning system.
Backwater Valve
Backwater ValveBackwater ValveBackwater ValveBackwater ValveBackwater Valve
Fit and Forget solution
  • A 'Fit and Forget' solution
FIT AND FORGET
Peace of mind that the Backwater Valve is a 'Fit and Forget' product.
 
AUTO-CLOSES
The Backwater Valve uses the power of the flood water to close itself. Once waters subside, the Backwater Valve opens again.
 
EASY TO INSTALL
Easy installation and virtually maintenance free.
 
RESISTANT
Resistant to effects chemicals and to hot wastewater.
 
IDEAL FOR APARTMENTS & OFFICES
An ideal solution where it is impossible to assemble a backwater valve protecting the whole building, e.g. In an apartment block, public utility buildings, industrial premises, hospitals, hotels, offices - both in new systems and modernized ones.
TECHNICAL INFO
Connection diameter – 50mm
Weight – 0.15
Max operating temperature - 95°
Max operating pressure – 0.5 bar
 
CONSTRUCTION
The product is made of high-quality polypropylene (PP), a very durable material that is mechanically resistant as well as resistant to aggressive effects chemicals and to hot wastewaters.
Cover mounting bolts of chromium-nickel stainless steel of OH18N9 type.
Cover and flap gaskets made of EPDM rubber with improved resistance to weather factors and ageing.
Flow cut-off flap with chrome-nickel guard.
 
CERTIFICATION
CE Product fulfils the requirements of European Standards EN 13564-1:2002
 
SIZE
Height – 121mm
Width – 78mm
 
GUARANTEE
2 year manufacturer's guarantee. Flood Angel Limited cannot be held responsible for incorrect self-installation.
shadow
Latest News
See All
The Parish Council of Great Ayton, North Yorkshire takes control of it...
Read Article
Bottom Shadow
UKFB working 24/7 another SCFB dispatched for project in jersey
Airbrick
FloodBreak
Kitemark
Self Closing Flood Barrier
Bottom Shadow