Ridgeway Colour logo

Phone: 02  9905 9764 
Fax:    02   9905 4231 
This email address is being protected from spambots. You need JavaScript enabled to view it.  

Concrete Slab Metal Formwork

  • Stramit Condeck®
  • Lysaght Bondek®

Ridgeway supply both Stramit Condeck® and Lysaght Bondek® formwork for concrete slabs.

 Stramit Condeck®

Stramit Condeck HP® Structural Decking is made from high strength galvanised steel in base thickness of 0.75mm, 0.90mm and 1.00mm. It is also available with heavy Z350 coating for coastal regions, or with COLORBOND® finish on the underside.


  • 300mm cover which is easy to fit to floor layout;
  • minimum wastage; and
  • easy to lift, stack and carry long lengths.



stramit build prod logo        condeckhp


The Stramit Condeck HP® Composite Decking is ideal for floor slab construction in residential, commercial and many industrial applications. It is suitable for both steel frame and concrete frame constructions.

The Stramit Condeck HP® Composite Slab system comprises:

- Stramit Condeck HP® Decking – 0.75mm, 0.90mm, or 1.00mm thick

- Stramit Condeck HP Plus™ End Span Accessory – 1.00mm

- Stramit Edgeforma™ Slab Edging – 1.00mm (for slabs up 140mm), or 1.60mm (for slabs up to 200mm)

- Stramit Two-Part Ceiling Hanger

Stramit Condeck HP® Decking can be supplied in any length up to the limit of the local transport authority regulations. Where practical nominated lengths should be site measurements rather than plan dimensions. The tolerance on lengths supplied is +/- 5mm. Ensure that the lengths specified are the actual required sheet length, and not the effective spans used in design.

            Stramit Condeck® Brouchure


Lysaght Bondek® 

Lysaght Bondek® is a highly efficient, versatile and robust formwork, reinforcement and ceiling system for concrete slabs.  This profile steel sheeting is widely accepted by the building and construction industry for its efficiency and speed of construction.


  • excellent spanning capacities for greater strength and less deflection;
  • acts as permanent formwork with minimal propping and no stripping of formwork is required;
  • fast and easy to install (590mm wide) with less handling required;
  • works as composite slab saving on concrete and reinforcement costs;
  • ribs at 200mm centres creating a safe working platform with slip resistant embossments; and
  • advanced design for fire resistance.


 Bondek® User's guide