Masonry Magazine April 1962 Page. 20
BUILD WITH BLOCK
Modern concrete masonry gives full value for the building dollar with a superb combination of visual dynamics and functional stability. The beauty lasts especially when reinforced with Dur-o-wal, the truss-designed steel rod assembly that can more than double flexural strength, outfunctions brick-header construction. For technical evidence, attach this ad to your letterhead, send to any Dur-o-wal address below.
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, Inc., Box 628, SYRACUSE, N. Y.
Dur-O-wal Div, Frontier Mfg. Co., Box 40, PHOENIX, ARIZ
Dur-O-wal Prod, Inc, 4500 E. Lombard St., BALTIMORE, MD,
Dur-O-wal of IIL, 200 S. Highland Ave, AURORA ILL
Dur-0-wal Prod, of Ala, Inc, Box 5446, BIRMINGHAM, ALA
Dur-O-wal of Colorado, 29th and Court St., PUEBLO, COLO.
Dur-O-wal Northwest Co, 3310 Wallingford Ave, SEATTLE, WASH
Strength with flexibility-th basic factors p repair-free mes wall are assu these engineer companion pe Dur-o-wal re ment, top left increases flexe strength 71 tow per cent, depe weight Dur-o number of com type of morta ready-made P Control Joina with its neopa compound flow flexes with th keeps itself se