Knauf Exterior Wall with AQUAPANEL® Technology
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      2. Knauf Exterior Wall with AQUAPANEL® Technology

      What type of screw should I use?

      Depending on the amount of layers and structure, there are different screws we recommend to use.

      type of screw to use to fix a single board layer 

      For steel frameworks, 0.6mm ≤ x ≤ 1.0mm, we recommend AQUAPANEL® Maxi Screw SN25 or AQUAPANEL® Maxi Screw SN39.

      For steel frameworks, 1.0mm < x ≤ 2.0mm, we recommend AQUAPANEL® Maxi Screw SB25 or AQUAPANEL® Maxi Screw SB39.

      For timber frameworks, we recommend AQUAPANEL® Maxi Screw SN39.

      For aluminum frameworks, ≤ 2.0 mm, we recommend AQUAPANEL® Rustproofed Screw SB40.

      For timber frameworks, only for ventilated constructions, we recommend AQUAPANEL® Rustproofed Screw SN40.

      type of screw to use to fix a second layer of boards

      For steel frameworks, 0.6mm ≤ x ≤ 1.0mm, we recommend AQUAPANEL® Maxi Screw SN39.

      For steel frameworks, 1.0mm < x ≤ 2.0mm, we recommend AQUAPANEL® Maxi Screw SB39.

      For timber frameworks, we recommend AQUAPANEL® Maxi Screw SN55.

      type of screw to use to fix a third layer of boards

      Steel framework, 0.6mm ≤ x ≤ 1.0mm, AQUAPANEL® Maxi Screw SN55.