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PEF Rod Foam Backer
Description

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.

Key Features
  • 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
NZ-Owned Business
NZ-Owned Business
Scope of Use

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.

Limitations on Use
  • Avoid stretching and twisting the PEF Rod
  • Masons PEF Rod is not intended in areas exposed to sunlight
  • Should be kept clean and dry during installation
Statement of Building Code Compliance

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

In-Service History

Masons Plastabrick Ltd has been in business for over 20 years and stands by all its products. PEF Rod is a well-used product.

B2 Durability compliant
Durability
E2 External Moisture compliant
External Moisture
F2 Hazardous Building Materials compliant
Hazardous Building Materials
Documents
Specification Clause/Guide
Maintenance and Warranty

2021

Brochure

Nov 2018

Since being established in 1999, Masons has become a key supplier in the New Zealand building industry, offering a variety of quality products and tools for a whole range of building requirements.

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