The "Big and Tall Composite Structures" deals with the design, fabrication, and installation elements of large diameter and tall vertical composite fiR.P) structures utilized in the Pulp & Paper, Power, and Chemical industries. Structures such as 42' (12.8m) diameter scrubber vessels, 65' (19.8m) diameter tanks, 700' (213.3m) to 1000' (304.8m) high chimney liners, 19' (5.8m) diameter retention towers, and
caged/guyed stacks, will be reviewed. Keywords: chimney liners, upflow, downflow, retention tower, FRP, GRP, composites, crossover elbow, FGD.