COLORSTEEL OVERVIEW

Limitations of Use Colorsteel Maxx 

COLORSTEEL® Maxx™ pre painted steel products are designed for use in the very severe environment, greater than 50 m from the east coast or greater than 100 m from the west coast. Before using COLORSTEEL® Maxx™ pre painted steel products near sources of industrial pollution or in geothermal areas, consult the Technical Market Manager, New Zealand Steel.

COLORSTEEL® Maxx™ prepainted steel products should not be used in the following applications:

  • Embedded in concrete
  • In contact with permanently wet materials
  • Water tanks
  • In contact with soil, bark or similar
  • As concrete form work
  • In intensive animal shelters

Copper or brass pipes must not be allowed to discharge onto COLORSTEEL® pre painted steel products or be allowed to come into contact with them. 

For More information on Colorsteel Maxx please visit our Colorsteel Maxx page

LIMITATIONS OF USE COLORSTEEL Endura

COLORSTEEL® Endura™ pre painted steel products are not recommended for use in very severe environments, ie within approximately 100 metres of breaking surf or corrosive industrial emissions. (Very severe marine environments are characterised by heavy salt deposits and the almost constant smell of salt spray in the air.) 

COLORSTEEL® Endura™ pre painted steel products should not be used in the following applications:

  • Embedded in concrete
  • In contact with permanently wet materials
  • Water tanks
  • In contact with soil, bark or similar
  • As concrete form work
  • In intensive animal shelters

Copper or brass pipes must not be allowed to discharge onto COLORSTEEL® pre painted steel products or be allowed to come into contact with them. 

The reaction between ZINCALUME® steel and lead flashings will degrade the ZINCALUME® steel material. Soft zinc or aluminium flashings should be used. 

For more information on Colorsteel Endura please visit our Colorsteel Endura Page


Spread of Fire

COLORSTEEL® Maxx™  & COLORSTEEL® Endura™ pre painted steel pre painted steel comprises a combustible surface adhered to a noncombustible substrate. Used on roofs, it meets the requirements of NZBC C3/AS1 in all purpose groups. Refer to C3/AS1 Section 4.0 External Walls and Roofs which covers vertical and horizontal spread of fire.

External Moisture Colorsteel MaXX & COLORSTEEL ENDURA

COLORSTEEL® Maxx™ & COLORSTEEL® Endura™ pre painted steel roof cladding must be installed at a minimum of 3° or over the minimum pitch given for the profile in NZBC E2/AS1, whichever is greater. Factors likely to affect the resistance of COLORSTEEL® Maxx™  & COLORSTEEL® Endura™ pre painted steel to external moisture include the quality of the installation, severity of the climate, roof configuration, material profile and design and execution of junctions between similar materials and other elements. 

Hazardous Building Materials

The use of roofing and wall claddings manufactured from COLORSTEEL® Maxx™  & COLORSTEEL® Endura™ pre painted steel in accordance with New Zealand Steel’s instructions will meet the nonhazardous performance requirements of NZBC F2.3.1.

Handling and Storage

If COLORSTEEL® pre painted steel products are to be stored for any time prior to forming or installation, they must be stored in dry, well ventilated conditions. Storage which allows water (including condensation) to be trapped between the sheets may damage the coating beyond repair. COLORSTEEL® Maxx™ & COLORSTEEL® Endura™ prepainted steel products must be handled carefully during transport, fabrication and fixing to avoid damaging the surface. 

WARRANTY

Both COLORSTEEL® Maxx™ and COLORSTEEL® Endura™ have residential warranties available. The product used and the location of the building determines the warranty period.

 The New Zealand Building Code (BIA B2.3.1 Durability) has indicated that non-structural roofing shall have a minimum durability of 15 years (with maintenance).

Our residential roofing warranties meet this requirement. Cladding, fascia and rainwater products also meet the appropriate durability requirements.

The environment of the building location dictates the warranty term. 

For more information on warranties and workmanship, please visit our workmanship and warranties page

 

DRinking Water

Rainwater collected from roofs clad with products made from GALVSTEEL™, ZINCALUME® steel and COLORSTEEL® pre painted steel, will comply with the provisions of NZBC G12.3.1, provided the water is not contaminated from other sources.

The first 25 mm of rainfall from a newly installed roof must be discarded before drinking water collection starts. Where a paint or paint system is applied to the roof, its suitability for the collection of drinking water must be established