Metlok 700®
Verified by manufacturer over a year ago
Concealed fix roofing system. Only available in NSW, QLD, SA, TAS, VIC and WA.
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
Shape | Rectangle. |
Material | Steel. |
Size | Sizes are cut to order, dependent on load limit regulations set by local transport authorities. |
Uniclass | |
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
Standards | To AS 1397. |
Grade | G550. |
Base Metal thickness (BMT) | 0.42 mm.Guidance for specification option: Maximum spans:
0.48 mm.Guidance for specification option: Maximum spans:
Manufacturer guidanceIf 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. |
Profile | |
Form | Trapezoidal. |
Height | 40 mm. |
Cover width | 700 mm. |
Colour | Manufacturer guidanceAvailable in a range of COLORBOND® steel colours. Comes in standard aluminium colour for ZINCALUME® steel. |
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 | Manufacturer guidanceSizes are cut to order. Allow a minimum of 50 mm gutter projection if installed as roofing. Allow for a manufacturing tolerance of ±15 mm. |
Fasteners | Metlok 700® Dekclips. |
Span | 900 mm. 1200 mm. 1500 mm. 1800 mm. 2100 mm. Manufacturer guidanceUse in conjunction with Design Notes. Dependent on fastener frequency, span type and support thickness. |
Frame or support | Timber supports (softwood or hardwood). Guidance for specification option: 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. Guidance for specification option: Roofing and walling fasteners: No. 12 Hex Head Zip Screws x 25 mm. Greater than 1.5 mm thick steel supports. Guidance for specification option: Roofing and walling fasteners: No. 12 Hex Head Zip Screws x 25 mm. Manufacturer guidanceStated 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. |
Weather conditions | Manufacturer guidanceContact local manufacturer if to be used within 1 km of industrial, chemical, marine or corrosive environments. |
Compatibility | Manufacturer guidanceMetlok 700® is not compatible with lead, copper, bare metal and some chemically treated timbers. |
Sustainability data
Country of product manufacture | Australia |
Literature
Metlok 700 Design Guide
COLORBOND® Colour Range