Gewobag ED intends to conclude a framework agreement "contract for the operation of heating systems" per lot (cf. section 3.2 invitation to submit an offer), which together with the other tender documents according to section 2.3 request to submit an offer constitutes the target service.

Gewobag ED intends to procure services for the operation of heating systems, consisting of:

- Inspection and Maintenance;

- repair;

- management.

Regulated in the framework agreement "Contract for the operation of heating systems" with appendices.

Lot-specific data:

Lot 1

Charlottenburg-Wilmersdorf

Steglitz-Zehlendorf

- Fuel systems: 11 pieces (of which 0 with CHP)

Living and usable space supplied: ~ 23,575 m²;

- Local heating systems: 0 pieces

Living and usable space supplied: ~ 0 m²;

- District heating systems: 31 units

From this supplied living and usable space: ~ 54 128 m².

Additional specifics (Re section 4.2.2 Form "Offer" or III.1.3) of this announcement):

- Operation of heating systems (including parameterization of boilers, pumps and other fittings and components in the heating systems);

- inspection and maintenance of

—— at least 3 gas systems with a boiler output of at least 150 kW;

- inspection and maintenance of

—— at least 2 oil systems with a boiler output between 100 kW and 750 kW;

- inspection and maintenance of

—— at least 15 district heating systems;

- Energy management (consumption recording, energy evaluation, technical and economically optimized modernization proposals);

- repair of heating systems (including radiators at the tenant);

- Design of system components (e.g. pumps, heat exchangers, MAG and others).

Gewobag ED intends to procure services for the operation of heating systems, consisting of:

- Inspection and Maintenance

- repair

- management

Regulated in the framework agreement "Contract for the operation of heating systems" with appendices.

Lot-specific data:

Lot 2

Klausenerplatz

- Fuel systems: 18 pieces (2 of them with CHP)

Living and usable space supplied: ~ 100 316 m²;

- Local heating systems: 17 pieces

Living and usable space supplied: ~ 49 601 m²;

- District heating systems: 4 pieces

Living and usable space supplied: ~ 31 382 m²;

Provided living and usable area (total): ~ 181 299 m².

Additional specifics (Re section 4.2.2 Form "Offer" or III.1.3) of this announcement):

- Operation of heating systems (including parameterization of boilers, pumps and other fittings and components in the heating systems);

- Operation of CHP (determination of the operating status, detection and recording of malfunction reports, forwarding to the AG);

- inspection and maintenance of

—— at least 8 gas systems with a boiler output of at least 150 kW.

- inspection and maintenance of

—— at least 2 district heating systems.

- Energy management (consumption recording, energy evaluation, technical and economically optimized modernization proposals);

- repair of heating systems (including radiators at the tenant);

- Design of system components (e.g. pumps, heat exchangers, MAG and others).

Gewobag ED intends to procure services for the operation of heating systems, consisting of:

- Inspection and Maintenance;

- repair;

- management.

Regulated in the framework agreement "Contract for the operation of heating systems" with appendices.

Lot-specific data:

Lot 3

Paul Hertz settlement

- Fuel systems: 0 pieces (of which 0 with CHP)

Living and usable space supplied: ~ 0 m²;

- Local heating systems: 0 pieces

Living and usable space supplied: ~ 0 m²;

- District heating systems: 66 units.

Living and usable space supplied: ~ 312 558 m².

Additional specifics (Re section 4.2.2 Form "Offer" or III.1.3) of this announcement):

- Operation of heating systems (including parameterization of boilers, pumps and other fittings and components in the heating systems);

- inspection and maintenance of

—— at least 33 district heating systems;

- Energy management (consumption recording, energy evaluation, technical and economically optimized modernization proposals);

- repair of heating systems (including radiators at the tenant);

- Design of system components (e.g. pumps, heat exchangers, MAG and others).

Gewobag ED intends to procure services for the operation of heating systems consisting of

- Inspection and Maintenance;

- repair;

- management.

Regulated in the framework agreement "Contract for the operation of heating systems" with appendices.

Lot-specific data:

Lot 4

Mitte Friedrichshain-Kreuzberg

- Fuel systems: 98 pieces (of which 0 with CHP)

Living and usable space supplied: ~ 209 552 m²;

- Local heating systems: 19 pieces

Living and usable area supplied: ~ 137 428 m²;

- District heating systems: 42 pieces

Living and usable space supplied: ~ 114 111 m²;

Provided living and usable area (total): ~ 461 091 m².

Additional specifics (Re section 4.2.2 Form "Offer" or III.1.3) of this announcement):

- Operation of heating systems (including parameterization of boilers, pumps and other fittings and components in the heating systems);

- inspection and maintenance of

—— at least 46 gas systems with a boiler output of at least 150 kW;

- inspection and maintenance of

—— at least 3 oil systems with a boiler output between 100 kW and 750 kW;

- inspection and maintenance of

—— at least 21 district heating systems;

- Energy management (consumption recording, energy evaluation, technical and economically optimized modernization proposals);

- repair of heating systems (including radiators at the tenant);

- Design of system components (e.g. pumps, heat exchangers, MAG and others).

Gewobag ED intends to procure services for the operation of heating systems consisting of

- Inspection and Maintenance;

- repair;

- management.

Regulated in the framework agreement "Contract for the operation of heating systems" with appendices.

Lot-specific data:

Lot 5

Tempelhof-Schöneberg

- Fuel systems: 77 pieces (of which 0 with CHP)

Living and usable space supplied: ~ 398 546 m²;

- Local heating systems: 12 pieces

Living and usable space supplied from this: ~ 33 936 m²;

- District heating systems: 3 pieces

Living and usable space supplied: ~ 3 450 m²;

Provided living and usable area (total): ~ 435 932 m².

Additional specifics (Re section 4.2.2 Form "Offer" or III.1.3) of this announcement):

- Operation of heating systems (including parameterization of boilers, pumps and other fittings and components in the heating systems);

- inspection and maintenance of

—— at least 35 gas systems with a boiler output of at least 150 kW;

- inspection and maintenance of

—— at least 1 oil system with a boiler output between 100 kW and 750 kW;

- inspection and maintenance of

—— at least 1 district heating system;

- Energy management (consumption recording, energy evaluation, technical and economically optimized modernization proposals);

- repair of heating systems (including radiators at the tenant);

- Design of system components (e.g. pumps, heat exchangers, MAG and others).

Gewobag ED intends to procure services for the operation of heating systems consisting of

- Inspection and Maintenance;

- repair;

- management.

Regulated in the framework agreement "Contract for the operation of heating systems" with appendices.

Lot-specific data:

Lot 6

Neukölln

Treptow-Köpenick

- Fuel systems: 36 pieces (of which 0 with CHP)

Living and usable space supplied: ~ 95 683 m²;

- Local heating systems: 35 pieces

Living and usable space supplied: ~ 123 360 m²;

- District heating systems: 2 pieces

Living and usable space supplied from this: ~ 13 819 m²;

Provided living and usable area (total): ~ 232 862 m².

Additional specifics (Re section 4.2.2 Form "Offer" or III.1.3) of this announcement):

- Operation of heating systems (including parameterization of boilers, pumps and other fittings and components in the heating systems);

- inspection and maintenance of

—— at least 16 gas systems with a boiler output of at least 150 kW;

- inspection and maintenance of

—— at least 1 oil system with a boiler output between 100 kW and 750 kW;

- inspection and maintenance of

—— at least 1 district heating system;

- Energy management (consumption recording, energy evaluation, technical and economically optimized modernization proposals);

- repair of heating systems (including radiators at the tenant);

- Design of system components (e.g. pumps, heat exchangers, MAG and others).

Gewobag ED intends to procure services for the operation of heating systems consisting of

- Inspection and Maintenance;

- repair;

- management.

Regulated in the framework agreement "Contract for the operation of heating systems" with appendices.

Lot-specific data:

Lot 7

Pankow

- Fuel systems: 161 pieces (7 of them with CHP)

Living and usable space supplied: ~ 312 901 m²;

- Local heating systems: 0 pieces

Living and usable space supplied: ~ 0 m²;

- District heating systems: 40 pieces

Living and usable space supplied: ~ 463 762 m²;

Additional specifics (Re section 4.2.2 Form "Offer" or III.1.3) of this announcement):

- Operation of heating systems (including parameterization of boilers, pumps and other fittings and components in the heating systems);

- Operation of CHP (determination of the operating status, detection and recording of malfunction reports, forwarding to the AG);

- inspection and maintenance of

—— at least 73 gas systems with a boiler output of at least 150 kW;

- inspection and maintenance of

—— at least 20 district heating systems;

- Energy management (consumption recording, energy evaluation, technical and economically optimized modernization proposals);

- repair of heating systems (including radiators at the tenant);

- Design of system components (e.g. pumps, heat exchangers, MAG and others).

Gewobag ED intends to procure services for the operation of heating systems consisting of

- Inspection and Maintenance;

- repair;

- management.

Regulated in the framework agreement "Contract for the operation of heating systems" with appendices.

Lot-specific data:

Lot 8

Lichtenberg

Marzahn-Hellersdorf

- Fuel systems: 4 pieces (of which 0 with CHP)

Living and usable space supplied: ~ 7 008 m²;

- Local heating systems: 0 pieces

Living and usable space supplied: ~ 0 m²;

- District heating systems: 26 pieces

Living and usable space supplied: ~ 108 179 m²;

Additional specifics (Re section 4.2.2 Form "Offer" or III.1.3) of this announcement):

- Operation of heating systems (including parameterization of boilers, pumps and other fittings and components in the heating systems);

- inspection and maintenance of

—— at least 2 gas systems with a boiler output of at least 150 kW;

- inspection and maintenance of

—— at least 13 district heating systems;

- Energy management (consumption recording, energy evaluation, technical and economically optimized modernization proposals);

- repair of heating systems (including radiators at the tenant);

- Design of system components (e.g. pumps, heat exchangers, MAG and others).