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Steel Flashings for Sandwich Panels Or Corrugated Metal Sheets

Flashings are necessary for steel structure buildings.To meet up customers’ requirement can be customized.There is no MOQ for flashing,and it is usually produced together with sandwich panels and color corrugated steel sheets.
  • N/A

  • Yumi steel

  • 72104900

Steel flashings for sandwich panels or corrugated metal sheets

1.Whats metal flashing?


Flashing is usually used together with sandwich panels,corrugated metal sheets for steel structure factories,warehouses,etc.The color of flashing is normally same as sandwich panels or metal sheets,but according to design requirement,we can make it different color,too.

Basic information for steel flashing:




Galvanized steel sheet

1.3 ~ 3.0mm

Gutter / Downpipe

PPGI / PPGL steel sheets

0.30 ~ 0.80mm

Roof to wall flashing/ Trims/ Cappings

Stainless steel sheets

0.50 ~ 2.0mm

Gutter / Downpipe

Aluminum alloy sheets

0.70 ~ 1.20mm

Specially used for Al-Mg-Mn alloy metal sheets roof or wall system


2.Steel flashings site production video:


Here is flashing site production video for your reference.Warmly welcome you to visit us at site.

3.Our common type steel flashing for reference:




Above are our regular common types of steel flashings.You can also have your own designs,and we can make as per your design.Except the metal flashing,we can also make same color steel downpipe together.


4.Size limitation of metal flashing:



Size Range


Max length

6000 mm

6000mm is the equipment length.But if length is no more than 6200mm,we can also support to make.

Max material width

1200 mm

Size tolorence on length

± 5 mm

Size tolorence on flashing width

± 2 mm

Flashing angle

± 5°


5.Installation notes of roof to wall flashing:

The main role of steel flashing:

1) Prevent leakage of rain;

2) Decorative effect.

So it need to be take note for the following details:

☆ The tightness of flashing installation.

Waterproofing and facade at the intersection of all the necessary wall and roof water-repellent treatment and the like.

☆ Be noted about adequate aesthetics.

When installation,need to offer full set of operation manual and train workers to be note of installation process.




Same types of metal flashings will be packed in one packages with a sticker on the package to show the flashing No. and details.Also related package protection will be done before loading.


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