Sock Barrier

The GREENZONE® Sock is the only collar on the market that protects the service penetrations from concrete expansion. This product is suitable for use on all types of construction, be it residential, commercial or industrial. It is applied to service penetrations either prior to formwork being laid or afterwards, providing a greater window of opportunity to install the product as opposed to other options that are on the market.

Greenzone Sock Barrier
Australian owned product

Additional Product Information

How It Works

An easy to use termite system, purpose built to suit all standard penetration sizes.

Product Benefits

Complimentary product to our GREENZONE® Expansion Foam and GREENZONE® Perimeter System, this addition to the range allows certified installers to source all their termite and insect management systems needs from a single supplier in GREENZONE®.

Installed before and after framework.

Available Sizes

Available sizes to suit all penetrations :

  • 40mm
  • 50mm
  • 80mm
  • 100mm

Australian Standards

Australian Standards 3660.1,2014

Termite Management

Part 1: New building work

Greenzone Termite System in the above Standard is classified as: –


5.3.6 Concrete slab penetrations



GREENZONE® products come with a Two-Million-Dollar Warranty. For the full terms and conditions of this warranty, please see the warranty information on our product information page.