Masonry Magazine April 1961 Page. 2
MICH
IN TO BE 180
CONTROLS:
1. Temperature cracking
2. Settlement cracking
3. Shrinkage cracking
4. Tensile stress cracking
AA WIRE BLOK-LOK
FOR ALL MASONRY WALLS
For maximum bond strength and maximum corrosion resistance, lay BLOK-LOK in mortar bed as shown above. Only steel in tension adds strength.
Critical areas where BLOK-LOK should always be used include:
1. Above wall openings (first and second courses)
Extend BLOK-LOK 32 on each side of opening
2. Below wall openings (first and second courses)
Extend BLOK-LOK 32 on each side of opening
3. Top of non-bearing & bearing walls (two top courses continuously)
4. Masonry above ground level in basement walls. (all courses above ground plus one course below ground level continuously)
AA WIRE PRODUCTS COMPANY
714 East 61st Street Chicago 37, Illinois Midway 3-8203
© 1959 AA WIRE PRODUCTS COMPANY
Reg. U.S. Pat. Off
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