Metal insulation dowel W-MDD
Steel insulation anchor W-MDD
DWL-(W-MDD)-(HDG)-D35MM-(0-50)-8X80
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- Permitted loads under exposure to fire R30; R60; R90; R120.
- Tested fire resistance
- When attaching soft insulation materials that are not self-supporting, the insulation disc is simply pushed onto the insulation anchor.
- Quick and secure mounting thanks to 2-part construction
- Knock-in shaft has the design of a clamping sleeve and braces along the entire installation depth in the drill hole
- Surface of anchor head suitable for use as a plaster base
The insulation panels must be fastened with at least 4 anchors per square metre.


With a German construction permit, the anchor may be used in a multiple attachment configuration to anchor insulation panels in cracked and non-cracked standard concrete with a strength class of at least C20/25 and max. C50/60.
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Anchor diameter | 9 mm |
Anchor length (l) (l) | 80 mm |
Disc diameter | 35 mm |
Nominal drill-bit diameter (d 0) | 8 mm |
Embedding depth (h nom) | 40 mm |
Type description | W-MDD |
Material | Steel |
Max. attachment height (t fix) | 40 mm |
Centre-to-centre distance (a) | 120 mm |
Edge clearance (a r) | 60 mm |
Minimum component thickness (h min) | 80 mm |
Surface | Hot dip galvanized |
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