Roofing vent stack alignment fixing device
The utility model discloses a roofing vent stack alignment fixing device has one block steel sheet (4) at the equal vertical welding in bottom who is cut into two semi -cylindrical's the 1st semi -cylindrical steel casing pipe (1) and the 2nd semi -cylindrical steel casing pipe (2) along the ax...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model discloses a roofing vent stack alignment fixing device has one block steel sheet (4) at the equal vertical welding in bottom who is cut into two semi -cylindrical's the 1st semi -cylindrical steel casing pipe (1) and the 2nd semi -cylindrical steel casing pipe (2) along the axial direction line by whole steel casing pipe, the 1st semi -cylindrical steel casing pipe (1) and the 2nd semi -cylindrical steel casing pipe (2) between be equipped with locking device (3), every steel sheet (4) on all be equipped with level vial fixing device (5). The utility model relates to a can be with once fixed shaping of vent stack, reliability height, convenient operation's roofing vent stack alignment fixing device. |
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