Spantec is an Australian owned and operated company that has been in operation for over 30 years, manufacturing light gauge steel products for the residential and commercial building industry. Specialising in providing the full solutions including supply, design and engineering of subfloor, deck, and roof structures.

Invented in Australia, Spantec’s flagship product, Boxspan, was the first lightweight steel beam manufactured for use in residential construction. Continuous innovation has seen additional products added, such as EziPier and EziBrace, the adjustable piering and brace systems, and a large range of easy-to-assemble bracketry that ensures Spantec continues to provide not only a full solution but to add value and speed of install to each project.

Spantec’s motto is ‘Making Building Easy’. This does not just stand for the quality Spantec products, but the unmatched service, passion and commitment to each customer.

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Strong yet light

Boxspan is a roll-formed beam manufactured from two C-shape sections of high tensile, Z450 Galvanised coated coil. The two C-section are then mechanically locked together to form a boxed section beam that has an excellent strength versus weight ratio and can be used in multiple different applications.

Key benefits

  • Seven sizes available
  • Rolled up to 12 metre lengths
  • Flexibility in design with a large accessories range
  • Great spanning ability
  • Straight and true to size
  • Strong and durable
  • Highest coated beam in its class
  • Termite proof
  • Perfect solution for flood or bush fire location

Areas of use

  • Subfloors
  • Decks
  • Commercial Floors
  • Rafters
  • Purlins
  • Interior Fit out Raised Floors
  • Structural Wall Framing
  • Facades
  • Skillion Roofs

EziPier is a strong galvanised adjustable steel pier system that is fast to assemble, comes in multiple different types and sizes to suit new home or extension sub floors, commercial raised floors, modular construction or re-stumping of an existing structure.

EziPier components; heads and bases, are not only manufactured for the Spantec system but are designed to work with multiple different product types in the market whether it’s timber or steel.

With an extensive range, EziPier matched with EziBrace provides the best premium foundation supports in the market and is fast becoming the tradie choice when building elevated floors.

Supply, design and engineering service delivered direct to your site in a cut to size kit format

Endless design opportunities with Spantec’s full product range

Whether it’s a new home, extension, deck or a large commercial project, Spantec designs, engineers and provides a full cut-to-size kit system manufactured to your requirements. It then arrives on site to seamlessly fit together, speed up the build and provide a solid foundation for your new structure.


  • Subfloor or decks up to 6 metres in the air can be designed and engineered using Spantec’s full design and engineering offer
  • Footings, bracing, and floor frames can be engineered
  • Everything arrives onsite cut to size
  • Every beam is labelled and corresponds back to the construction drawings
  • Each builder receives a full set of construction drawings, custom designed to suit that exact project
  • Every bracket and fixing provided, saving time sourcing them yourself
  • Adjustable EziPiers supplied with every kit
  • Smart bearers, our innovative bearers come pre punched with joist locations
  • Set downs, wrap around decks, curves, and angles all possible with our large bracket range

View our ‘how to’ video series

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