Skip to main content

Backwater valve Staufix Basic

DN 125, Type 2, with emergency closure

The backwater valve for wastewater without sewage is equipped with two mechanical flaps which close automatically in the event of backwater. One flap serves at the same time as an emergency closure to be closed by hand.

  • Optional rat protection flap for additional safety
  • Fast and toolless maintenance and cleaning
  • Ideal for modernisation: can also be installed in existing pipes later
Item no. 73125
GTIN 4026092002438
Price group 10

Backwater valve Staufix Basic DN 125, Type 2, with emergency closure
The backwater valve for wastewater without sewage is equipped with two mechanical flaps which close automatically in the event of backwater. One flap serves at the same time as an emergency closure to be closed by hand. Type of wastewater: wastewater without sewage Installation situation: exposed drainage pipe Version: Stainless steel flap as rat protection: no Emergency closure: yes Delivery state: installation-ready Backwater protection: Type 2 Number of mechanical backwater flaps: 2 General characteristics: Nominal size (DN): 125 Outer diameter (OD): 125 Standard: EN 13564 Dimensions: Length: 405 mm Width: 200 mm Height: 280 mm Vertical drop between inlet and outlet: 9 mm Cover locking: Quick-release closure
  Title Item no.  
  Title Item no.  
  Title Item no.  
  Title Item no.  
Emergency closure lever for Staufix DN 125/150 680064 Show
Staufix test funnel with seal 70214 Show
Polymer backwater flap Ø 125/160 70232 Show
Flap housing with gasket Ø 125/160 70242 Show
Cover with locking lever Ø 125/160 70262 Show
Catalog Page
CAD Data
Test Reports and Certificates
Declaration of Performance
  • TÜV test mark (ATTR-376): ID 1111242698
  • Cover locking (ATTR-117): Quick-release closure
  • Nominal size (DN) (ATTR-118): 125
  • Outer diameter (OD) (ATTR-147): 125
  • Net weight (ATTR-A3A): 2.5  KGM
  • Gross weight (ATTR-A3B): 2.5  KGM
  • Length (ATTR-A6A): 405  MMT
  • Width (ATTR-A6B): 200  MMT
  • Height (ATTR-A6C): 280  MMT
  • Volume (ATTR-320): 0.0  MTQ
  • Packaging dimension: length (ATTR-325): 255  MMT
  • Packaging dimension: width (ATTR-326): 215  MMT
  • Packaging dimension: height (ATTR-327): 455  MMT
  • Dimensions (ATTR-323): 255X215X455MM
  • Number of packages (ATTR-321): 0
  • Emergency closure (ATTR-153): yes
  • Stainless steel flap as rat protection (ATTR-155): no
  • Colour (ATTR-102): orange
  • Note on type of wastewater (ATTR-187): Country-specific regulations related to the area of application can deviate
  • Standard (ATTR-9): EN 13564
  • CE marking (ATTR-A5B): yes
  • Installation situation (ATTR-1): exposed drainage pipe
  • Backwater protection (ATTR-151): Type 2
  • Number of mechanical backwater flaps (ATTR-154): 2
  • Vertical drop between inlet and outlet (ATTR-176): 9  MMT
  • Declaration of Performance (DOP) (ATTR-292): 009-009
  • Type of wastewater (ATTR-6): wastewater without sewage
  • Delivery state (ATTR-189): installation-ready
  • Brand (M-ATTR-001): KESSEL
  • Product group (M-ATTR-002): Backwater valves
  • Product type (M-ATTR-003): Backwater valve
  • Product family (M-ATTR-004): Staufix
  • Product name (M-ATTR-005): Staufix Basic
  • Country of origin (ATTR-322): DE