Note C — Front matter
Reading edition
Round flue lining, 6 to 24 inches in diameter, is 2 feet long; that 27 to 36 inches in diameter is 2½ or 3 feet long.
Reading edition
Round flue lining, 6 to 24 inches in diameter, is 2 feet long; that 27 to 36 inches in diameter is 2½ or 3 feet long.