Tectyl 437D is a hot application corrosion preventive compound.
Tectyl 437D provides an effective barrier against atmospheric corrosion.
Tectyl 437D is a film that is semi-firm, tan in color, and opaque.
Tectyl 437D is approved under Military Specification MIL-C-11796C, Class 3, QPL Reference Number M-6154.
A Certificate of Analysis (COA) will be provided with the purchase of Tectyl 437D.