Talk ALUMINUM COPPER RADIATORS

Shall consist of clean aluminum and copper radia-
tors, and/or aluminum fins on copper tubing, free of
brass tubing, iron and other foreign contamination.
E.C. ALUMINUM CHOPS AND STRAWS
Shall consist of clean, 1350 and/or 1050 alloy, E.C.
aluminum, chops or straws, free of screening, hair
wire, iron, copper, insulation and other non-metallic
items. Must be free of minus 20 mesh material.
Must contain 99.45% aluminum content.