
QUATTRO 25mm DOUBLE STANDING SEAM
Steelformers Quattro 25mm Double Standing Seam is an architectural style profile with a refined aesthetic. The profile uses concealed fixing and crimping techniques to lap panels along the entire length, making it one of the strongest products on the market. In addition to good looks and strength, the Quattro 25mm Double Standing Seam offers superior water and wind resistance.
Suitable for residential, light commercial and commercial roofing and cladding applications
Sheet lengths are custom run to order. Sheet length restrictions may apply depending on project location
SCOPE OF USE
0.55mm (G300) BMT Colorsteel® Endura® and Maxx®, 0.75mm BMT Copper, 0.90mm BMT Mill Finish Aluminium and Colorcote® AlumiGard™ (conditions apply)
Contact your nearest branch for lead times
AVAILABLE IN A RANGE OF MATERIALS
The standard pan widths (from rib to rib) are 440mm and 530mm. Pans are variable on request
It is standard practice to run the pans with swages for extra rigidity and strength
PANS & SWAGES
Contact a Steelformers representative at your local branch for detailed technical advice.
A full range of flashing details are available for download by following the link above
TECHNICAL SUPPORT
SPECIFICATIONS

ROOFING APPLICATIONS
Quattro 25mm Double Standing Seam is installed over a solid ply substrate with purlin supports.
In accordance with Acceptable Solution E2/AS1, the minimum pitch is 3°.
For more detailed information on the fixing of Quattro 25mm Double Standing Seam in roofing applications, download our factsheet.
ALL WIND ZONES
Maximum 450mm purlin centres, with min. 12mm ply substrate
Clips fixed at 450mm centres

WALL CLADDING APPLICATIONS
Quattro 25mm Double Standing Seam cladding is installed over a solid cavity system (make reference to Acceptable Solution E2 and the New Zealand Building Code for cavity requirements). In unlined areas, a cavity system is not required. Steelformers recommends nog spacing at 450mm centres in all wind zones, plus having a row of fixings along the line of the top and bottom of the cladding panels. Depending on the eaves construction, a row of nogs may be required at the soffit line.