Frame :20 ga. galvanized steel. Blade :22 ga. Galvanized steel blades. Fusible Link :U. L. Approved fuse.Standard 160°F (others Available). MIN.Size :4”W x 4” H MAX.Size :40”W x 48” H
For Horizontal Type Units : (Specify if Horizontal Mounted Blade Lock :16 ga. Galvanized steel blade lock. Spring :Stainless steel closure springs For Horizontal type units.
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