DuPontTM Tyvek® Metall - breathing diffusive membrane for roofing of even tin coating.
Tyvek® Metall is an ideal solution for roofing of even tin. The membrane consists of the lower functional layer and PP net, which is attached to the roofing. When this membrane is used, no additional lathes are needed between the roofing and membrane.
Name: 2510B Tyvek® Metall 
Composition of the material: HD-PE & PP (polyethylene of high density with polypropylene, and polypropylene net of 8 mm height)
| PARAMETERS | CLASSIFICATION | UNIT | NOMINAL VALUE (average) | TOLERANCES | |
| Min. | Max. | ||||
|
Roll’s length |
EN 1848-2 | m | 30 | 0 | - |
|
Roll’s width |
EN 1848-2 | m | 1,1 | -0,5 % | +1,5 % |
|
Roll’s size |
- | m² | 33 | - | - |
|
Tolerance of material’s size |
EN 1848-2 | mm/10m | - | - | 30 |
|
Weight |
EN 1849-2 | g/m² | 350 | 300 | 400 |
|
Thickness of the functional layer / thickness of membrane |
- | mm | 0,220 / 7,4 | - | - |
|
Classification, according to inflammability |
EN 11925-2 | Class | E | ||
|
Waterproofness |
EN 1928 (method A) | Class | W1 | - | - |
|
Sd coefficient |
EN ISO 12572 | m | 0,03 | 0,015 | 0,045 |
|
Resistance to stretching (MD) |
EN 12311-1 | N/50 mm | 345 | 280 | 410 |
|
Elongation during stretching (MD) |
EN 12311-1 | % | 14 | 10 | 18 |
|
Resistance to stretching (XD) |
EN 12311-1 | N/50 mm | 290 | 220 | 360 |
|
Elongation during stretching (XD) |
EN 12311-1 | % | 20 | 15 | 25 |
|
Resistance to rupture (nails) MD |
EN 12310-1 | N | 170 | 125 | 215 |
|
Resistance to rupture (nails) XD |
EN 12310-1 | N | 170 | 125 | 215 |
|
Resistance to air penetration |
EN 12114 | m³/(m² h 50 Pa) | - | - | 0,1 |
|
Stability of dimensions (MD & XD) |
EN 1107-2 | % | - | - | 1 |
|
Durability at low temperature |
EN 1109 | °C | - | - | -40 |
|
Data after artificial aging |
EN 1297 & EN 1296 EN 12311-1 EN 12311-1 EN 12311-1 EN 12311-1 EN 1928 (A) |
% % % % Class |
Residual value 90 85 90 85 W1 |
- - - - - |
- - - - - |
|
Additional information |
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|
Temperature range of usage |
- | °C | - | -40 | +100 |
|
Resistance to UV rays |
- | months | - | - | 4 |
|
Height of water pillar |
EN 20811 | m | 2 | - | - |
|
Impermeability to wind |
- | - | Yes | - | - |
It satisfies the requirements of the standard LST EN 13859-1:2005 + A1:2009 “Flexible sheets for waterproofing - Definitions and characteristics of underlays - Part 1: Underlays for discontinuous roofing” and its supplement ZA.
Made by DuPont, Luxembourg
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