Masonry Magazine August 1961 Page. 20
BUILD WITH BLOCK
and build for keeps
Nothing's a better-looking building investment than the modern concrete masonry wall. Nothing's sounder especially when reinforced with Dur-o-wal, the engineered steel rod reinforcement with the patented trussed design. Can more than double flexural wall strength, outfunctions brick-header construction. Write to any Dur-o-wal address below for 44-page Armour Research Foundation test report.
DUR-O-WAL
Masonry Wall Reinforcement and Rapid Control Joint
DUR-O-WAL MANUFACTURING PLANTS
Dur-O-wal Div, Cedar Rapids Block Co., CEDAR RAPIDS, IA,
Dur-O-wal Prod, Ine, Box 628, SYRACUSE, NY.
Dur-O-wal Div, Frontier Mitg. Co, Box 49, PHOENIX, ARIZ,
Dur-Q-wat. Prod. Ing. 4500 E. Lombard St. BALTIMORE MD,
Dur-O-wal of III, 260 S. Highland Ave., AURORA ILL.
Dur-O-wal Prod. of Ala, Inc., Box 5445, BIRMINGHAMALA
Dur-O-wal of Colorado, 29th and Court St., PUEBLO, COLO.
Dur-O-wal Inc, 1678 Norwood Ave, TOLEDO, OHIO
Strength with flexibility the basic factors for repair-free mase wall are assured these intelligently engineered com products. Dur-0 reinforcement, left, increases f strength 71 to 2 per cent, depene weight Dur-o-u number of cour type of mortar, ready-mode neo Rapid Control beneath, flexes the wall, keeps sealed tight.