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Backwater valve Staufix Basic

DN 125, Type 1 R, with emergency closure

The backwater valve for wastewater without sewage is equipped with one mechanical flap which closes automatically in the event of backwater and also serves as an emergency closure to be closed by hand. Thanks to the modular KESSEL system, existing systems can easily be supplemented by a second backwater flap.

  • Simple conversion possible using conversion kits
  • Optional rat protection flap for additional safety
  • Fast and toolless maintenance and cleaning
Item no. 72125R
GTIN 4026092028377
Price group 10

Backwater valve Staufix Basic DN 125, Type 1 R, with emergency closure
The backwater valve for wastewater without sewage is equipped with one mechanical flap which closes automatically in the event of backwater and also serves as an emergency closure to be closed by hand. Thanks to the modular KESSEL system, existing systems can easily be supplemented by a second backwater flap. Type of wastewater: wastewater without sewage Installation situation: exposed drainage pipe Version: Stainless steel flap as rat protection: yes Emergency closure: yes Delivery state: installation-ready Backwater protection: Type 1 Number of mechanical backwater flaps: 1 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
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Emergency closure lever for Staufix DN 125/150 680064 Show
Backwater fl, DN125/150, Staufix/Control 70234 Show
Flap housing with gasket Ø 125/160 70242 Show
Cover with locking lever Ø 125/160 70262 Show
Catalog Page
CAD Data
Declaration of Performance
  • Country of origin (ATTR-322): DE
  • Cover locking (ATTR-117): Quick-release closure
  • Nominal size (DN) (ATTR-118): 125
  • Outer diameter (OD) (ATTR-147): 125
  • Net weight (ATTR-A3A): 2.1  KGM
  • Gross weight (ATTR-A3B): 2.1  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): yes
  • 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 1
  • Number of mechanical backwater flaps (ATTR-154): 1
  • Vertical drop between inlet and outlet (ATTR-176): 9  MMT
  • Declaration of Performance (DOP) (ATTR-292): 009-008
  • 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