PEF Backing Rod

Joint Filler

Documentation Downloads

Masons™ PEF Rod is a cylindrical flexible closed cell polyethylene material, available in various diameters from 6mm to 50mm. Masons™ PEF Rod is suitable for domestic and commercial applications where gaps need to be sealed in conjunction with sealant or chalking compounds.

Masons™ PEF Rod provides the following functions:

  • Limits the amount and depth of the sealant applied into the joint.
  • Acts as a bond break to allow joint movement without undue stress to sealant.
  • Acts as a barrier to the flow of sealant through a joint.
  • Will assist in providing an around the window frame and penetrations through walls.
  • For use with pre-cast concrete slabs and joints between brick and masonry.
  • Easy to install, non-toxic, CFC-free.
  • No water absorption.

Application

Masons™ PEF Rod is suitable for domestic and commercial applications where gaps need to be sealed in conjunction with sealant or chalking compounds. Always allow PEF Rod to be 25-30% larger than the width of the gap requiring the filling. Ensure that the rod is firmly in place.

Installation

Cut the PEF Rod to the required length and press the into the gap with a blunt tool to provide an even depth, avoid stretching and twisting the PEF Rod. Masons™ PEF Rod is not intended in areas exposed to sunlight.

Storage

Masons™ PEF Rod should be kept clean and dry during installation.

Product Data

Type: Closed-cell polyethylene foam.
Compliance: complies with ASTM standards as a P.E.F. Backing Rod
Material: Extruded Polyethylene foam is CFC free and non-toxic
Chemical Resistance: Unaffected by most chemicals
Temperature Range: -40°C to 70°C
Water Resistance: No water absorption
Colour: White

 

Code
Diameter
Roll Length
AIRTIGHT6x20 6mm 20m
AIRTIGHT6x50 6mm 50m
AIRTIGHT8x20 8mm 20m
AIRTIGHT8x50 8mm 50m
AIRTIGHT10x20 10mm 20m
AIRTIGHT10x50 10mm 50m
AIRTIGHT13x20 13mm 20m
AIRTIGHT13x50 13mm 50m
AIRTIGHT15x20 15mm 20m
AIRTIGHT15x50 15mm 50m
AIRTIGHT20x20 20mm 20m
AIRTIGHT25x10 25mm 10m
AIRTIGHT30x10 30mm 10m
AIRTIGHT40x10 40mm 10m
AIRTIGHT50x5 50mm 5m

Available in-store at:

TRADIES: This product might not necessarily be a stocked item by your merchant however can be ordered in.

MERCHANTS: To enquire about this product or to place an order, please contact your local Mason’s rep >