NBS Source
Metlok 700®

Application

Suitable for long run roofing applications, but can also be used for walling. Ideal for use in commercial and industrial applications for roof pitches as low as 1° (1 in 50).

Description

Metlok 700® is a concealed fix roofing system manufactured in a continuous roll form method from COLORBOND®, ZINCALUME® and galvanised steels. Some of its features are:

  • Can also be used as walling.
  • Low pitch.
  • Available in long runs.
  • Designed for thermal expansion and contraction.
  • Easy clip installation.

General information

Material

Steel.

Shape

Rectangle.

Size

Sizes are cut to order, dependent on load limit regulations set by local transport authorities.

Uniclass 2015

Pr_25_71_51_89 Steel profiled sheet

Primary

SpecPack

07600 Metal Roofing, Siding and Roof Plumbing

NATSPEC National Classification System

0421 Roofing - combined

0423 Roofing - profiled sheet metal

0436 Cladding - profiled and seamed sheet metal

0431 Cladding - combined

SpeedSpec

07462 Cladding External Walls

07610 Roofing and Roof Plumbing

Specification data - Steel profiled sheet Enhanced data

Standards

To AS 1397.

Grade

G550.

Base Metal thickness (BMT)

If installed as roofing, minimum pitch of 1° (1 in 50) is required. Maximum spans are based on N2 wind category and 1.5 mm substrate.

0.42 mm.

Maximum spans:

  • Roofing: 1800 mm for end span, 2200 mm for internal span.
  • Walling: 2200 mm for both end span and internal span.

0.48 mm.

Maximum spans:

  • Roofing: 2200 mm for end span, 2800 mm for internal span.
  • Walling: 2400 mm for end span, 2700 mm for internal span.

Profile

-

Form

Trapezoidal.

Height

40 mm.

Cover width

700 mm.

Colour

Available in a range of COLORBOND® steel colours.

Comes in standard aluminium colour for ZINCALUME® steel.

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Material

COLORBOND® steel.

ZINCALUME® steel.

Category of use

Roofing.

Walling.

Mass

4.74 kg/m² (0.42 mm COLORBOND® steel).

5.37 kg/m² (0.48 mm COLORBOND® steel).

4.66 kg/m² (0.42 mm ZINCALUME® steel).

5.23 kg/m² (0.48 mm ZINCALUME® steel).

Length

Sizes are cut to order. Allow a minimum of 50 mm gutter projection if installed as roofing.


Allow for a manufacturing tolerance of ±15 mm.

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Fasteners

Metlok 700® Dekclips.

Span

Use in conjunction with Design Notes. Dependent on fastener frequency, span type and support thickness.

900 mm.

1200 mm.

1500 mm.

1800 mm.

2100 mm.

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Frame or support

Stated fasteners do not make allowance for insulation blanket. In all cases, screw head diameter must not exceed 11.5 mm. Self drilling and tapping screws must comply with AS 3566.

Timber supports (softwood or hardwood).

Roofing and walling fasteners: No. 12 Hex Head Type 17 x 25 mm. Add 10 mm for softwood.

Less than 1.5 mm thick steel supports.

Roofing and walling fasteners: No. 12 Hex Head Zip Screws x 25 mm.

Greater than 1.5 mm thick steel supports.

Roofing and walling fasteners: No. 12 Hex Head Zip Screws x 25 mm.

Weather conditions

Contact local manufacturer if to be used within 1 km of industrial, chemical, marine or corrosive environments.

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Compatibility

Metlok 700® is not compatible with lead, copper, bare metal and some chemically treated timbers.

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Environmental information

Country of product manufacture

Australia

Literature

Metlok 700 Design Guide

Metlok 700 Design Guide

COLORBOND® Colour Range

COLORBOND® Colour Range