The objective of this online seminar is to demonstrate a variety of repair techniques required of masonry chimneys. Summary: Using standard repair techniques, this class shows a variety of repairs often required of masonry chimneys. 62 narrated slides. CSIA:CEUs: 1 T 0.25 C&S 0.25 H&S Total CEU’s: 1.5 NFI:1.50 T CEUs