1. To open a door and to unscrew screws of fastening of a sealant in the bottom part of an aperture. |
2. To remove an old sealant of a doorway. |
3. To establish a new sealant of a doorway, since the right top corner of an aperture. |
4. Insert a sealant into other corners and bends of an aperture and in last turn direct sites. |
5. To screw up screws of fastening of a sealant in the bottom part of an aperture. |