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| Address: SHIMA ROAD,LOU |
| XING DISTRICT,LOUDI,HUNAN |
| PROVINCE,P.R.CHINA 417000 |
| Phone: 0086-738-8261060 |
| Fax: 0086-738-8261062 |
| Mobile : 0086-13707380851 |
| Email: lsj988@188.com |
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Cracks propagate along wall face
d |
38-44 mm |
| 1 1/2"-1 3/4" |
L |
30-60 cm |
| 1'-2' |
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When perpendicular cracks to wall face are necessary:
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| Add a reliever hole. Spacing may be 10 cm (4') through 20 cm (8'). |
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Drill larger d of holes |
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