Our Fire Collars

GAS 50


The Snap Gas50 is a metal, cast-in or externally mounted collar, and is designed for both wall and floor applications.

For use on plastic/aluminium composite pipes.

Tested on a range of pipe types and diameters (See below: click on a Report No. to access PDF)

N.B. All Fire Resistance Levels (FRLs) achieved on framed plasterboard wall systems are applicable to concrete or masonry walls of equal or greater thickness (AS1530.4: 2014 Section 10.12.2 (c)).

Click Here for Installation Instructions

Click Here for Drawing

Download Revit file here – Gas50

Download Revit file here – Gas50C



Mounted ApplicationDia.FRLReport No.
Rehau PX-AL-PE
Rehau PX-AL-PE (Floor)40-/240/240FSP1340
Rehau PX-AL-PE (Wall)40-/180/180FSP1341
Rifeng PX-AL-PX
Rifeng* PX-AL-PX (Floor)40, 50-/240/240FCO2719
Rifeng* PX-AL-PX (Floor)32-/240/240FSP1339
Rifeng* PX-AL-PX (Plasterboard Wall**)40, 50-/180/120FCO2719
Rifeng* PX-AL-PX (Plasterboard Wall**)32-/180/180FSP1341
Rifeng* PX-AL-PX (Masonry & Concrete Wall)32, 40, 50-/180/120FCO2719
Iplex PE-AL-PE
Iplex PE-Al-PE (Floor)50-/240/240FSP1339
Iplex PE-AL-PE (Floor)32, 40-/240/240FCO2718
Iplex PE-AL-PE (Plasterboard Wall**)50-/180/120FSP1341
Iplex PE-AL-PE (Plasterboard Wall**)32, 40-/180/120FCO2718
Iplex PE-AL-PE (Concrete & Masonry Wall)32, 40, 50-/180/120FCO2718
75mm+ Hebel Powerpanel Wall (90 min)
75mm+ Hebel Powerpanel Wall (120 min)
FireCrunch MgO Board Wall Application
Valsir Pexal32, 40, 50-/90/90FCO3268
Iplex PE-Al-PE32, 40, 50-/90/90FCO3268
Rifeng PX-Al-PX32, 40, 50-/90/90FCO3268
Rehau PX-AL-PE40-/90/90FCO3268
Valsir Pexal
Valsir Pexal (Floor)50-/240/180FSP1771
Valsir Pexal (Floor)40-/240/120FSP1758
Valsir Pexal (Wall)***50-/180/90FSP1759
Valsir Pexal (Wall)***32, 40-/180/120FSP1759
Cast-In Application (Gas50-C)
Rehau PX-AL-PE40-/240/180FSP1340
Rifeng* PX-AL-PX50-/240/180FSP1340
Rifeng* PX-AL-PX40-/240/180FCO2719
Rifeng* PX-AL-PX32-/240/240FSP1340
Iplex PE-AL-PE32-/240/240FSP1340

*Applies to Gaspex, Waterpex, Heatpex, & Chillpex

**2 x 16mm Fire-rated Sheets Either Side of 64mm Steel Stud

***2 x 13mm Fire-rated Sheets Either Side of 64mm Steel Stud. For use on a 2 x 13mm Fire-rated Plasterboard Sheets One Side of 64mm Steel Stud and 25mm Shaft Liner on the other Refer to FCO3348

1 x 10mm Firecrunch MgO Board Either Side of Steel Stud. Contact Manufacturer for wall system details.

Modified Gas 50 Collar for cast-in applications

Tested in Accordance with AS1530.4-2005 & AS4072.1-2005 and later.

NCC Compliant for the Above Uses 

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Product Specs


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Floorwaste or Stack

Cast-in or Retrofit


Pipe Type

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