The L40/50S is a low-top, cast-in fire collar for concrete slabs.

Approved for Stack applications only.

The collar comes with a reducer ring in place for use with 40mm pipe.

For pipes larger than 40mm, remove and discard the ring.

For use with a range of pipe types and diameters (See below: click on a report No. to access PDF).

Click Here for Installation Instructions

Click Here for Drawing

Download Revit file here

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Stack ApplicationsDia.FRLReport No.
120mm+ Concrete Slab
PVC Pipe
PVC Pipe50-/240/120FSP2016
HDPE Pipe40-/120/120FSP2028
Valsir Triplus Pipe40, 50-/240/120FSP2016
150mm+ Concrete Slab
PVC Pipe
40, 50
- w Fitting Inside Collar50-/240/240FAR3932
- w Fitting Inside Collar40-/240/240FSP1577
P-PVC Pipe
HDPE Pipe56
HDPE Pipe50-/240/240FSP1615
HDPE Pipe40-/240/240FSP1736
PEX-a Pipe
16, 20-/240/240FR5670
PEX-b Pipe
16, 20-/240/240FR5670
Rehau Raupiano Pipe 50-/240/180FAR4019
Rehau Raupiano Pipe40-/240/240FSP1564
- w Fitting Inside Collar40, 50-/240/240FSP1614
Valsir Triplus Pipe40, 50-/240/240FSP1652
Akatherm dBlue Pipe40, 50-/240/240
Side of Concrete Beam
PVC Pipe w Fitting Inside Collar

If the Slab Thickness is Increased to 180mm the FRL Increases to -/240/240

See Page 7 of FAR4019: Equivalence of L50S and L40S & H50S-RR Collars

Tested in Accordance with AS1530.4 & AS4072.1

NCC Compliant for the Above Uses

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Product Specs



Cast-in or Retrofit


Pipe Type

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