Invariable attributes of modern time for protection of the dwelling are metal doors, intruder alarm and grids at windows. Devices which limit access not only to the apartment, but also to house entrance are considered as not less popular. One of such devices is the intercom which allows each resident to solve, to let in the stranger entrance or not. The person who is on the street dials number of the apartment on the device installed on entrance and presses In the button designating ""call"", and at this time in the apartment the call is distributed. The owner just needs to press the button on the intercom, and the person from entrance can easily get to the house. In those houses in which intercoms, always purely as the house is protected from uninvited guests are installed.
Instruction
1. First of all it is necessary to decide on supporters and opponents of installation of the intercom in the stairwell. It is important as costs of working and the device are divided into the number of apartments in the stairwell. The door and the intercom is collective ownership and all have to take part in their acquisition. As a rule, for those who refuse to pay pay other agreed. All people receive 2 electronic keys and the detailed operating manual of the intercom. At those people who have refused to pay services in installation of the intercom the intercom in the apartment will not be installed until they pay debts to other residents.
2. Further it is necessary to define the list with quantity of necessary electronic keys for each apartment. Two keys are given free of charge, and for everyone additional it is necessary to pay for tariffs of the firm installing the intercom.
3. Then it is necessary to raise money from residents and to process the relevant documents. The contract is signed with the person representing all residents of entrance. It has to come to firm with the passport. The representative, as a rule, does not need to pay for installation of the intercom.
4. For signing of the contract it is necessary to bring 50% of the total cost of works and materials which includes: installation of the intercom on entrance door, installation of devices for negotiations in apartments, 2 electronic keys for each apartment and the operating manual of the intercom, mounting, check and connection of the equipment and guarantee for 1 year for the equipment.