Consisting of structural LVL flanges and a structural web connected using a Type A waterproof bond, hyJOIST is strong, light and easy to install.

  • Straight, uniform & dimensionally stable in a lightweight form
  • Greater design flexibility for an economical floor joist layout
    • Available in 10 section depths
    • 3 different flange widths
    • Long lengths up to 13.2 metres
  • Easier installation of services within the floor space
  • Easier to install compared to hardwood and steel alternatives
  • Sourced from environmentally sustainable plantation pine
  • Stringent quality control

Peace of Mind against terminates – hyJOIST H2-S Terminator

hyJOIST is also available treated (H2-S) for protection against termites and other insects in above ground, weather protected applications in areas south of the Tropic of Capricorn. It gives all the benefits of structural LVL with added termite deterrent qualities.

Backed by a 25-year fully transferable guarantee from the chemical manufacturers

  • Each beam is treated to the core during manufacture.
  • Clearly marked with H2-S for ease of identification
  • Backed by a 25-year fully transferable guarantee from the chemical manufacturers

Suitable Applications include

  • Floor joists for houses and commercial floors
  • Roof rafters & purlins for houses and commercial systems (suited to low pitch applications)



Field & Product Support

hyJOIST is supported in the field by an experienced engineering support group able to assist with enquiries ranging from design to installation advice.
PHONE – 1800 808 131




More options for more economical floor joist layouts

Select the economy section (HJ240 45, HJ300 45 & HJ360 63) of appropriate depth to accommodate the spans of the main area of the floor. Cater for any larger spans in the floor area using the wider flange options of corresponding depth.

Click below to find out more or contact us on: John Carroll 0414301515 and Colin Carroll 0421273887
Email for a price or more information: