ENERCRET summary

Geothermal Heating and Cooling since 1981 (Dr. Stefan Wehinger, Owner)

European Central Bank Frankfurt (Germany) Annual heat output: 290 MWh Annual cooling output: 180 MWh

SIEMENS Headquarter Vienna (Austria) Annual heat output: 720 MWh Annual cooling output: 390 MWh

Harbour City Office Hamburg (Germany) Annual heat output: 1170 MWh Annual cooling output: 970 MWh

Financial Tower Wuxi Wuxi (China) Annual heat output: 4200 MWh Annual cooling output: 5600 MWh

People`s Hospital-Phase 1 Yanzhou (China) Annual heat output: 8300 MWh Annual cooling output: 6800 MWh

our Geostructures

Augercast Pile

Driven Pile Closed Loop Borehole

Diaphragm Walls

Special Absorbers

Software

Absorber in concrete foundation

Collectors in excavation confinements

Foundation slab collectors

Closed loop boreholes

Special absorbers

Energy Piles Driven Pile Boreholes Diaphragm Walls

Special Absorbers

Software

Software Solution: SIEMENS Headquarter Vienna (Austria) -  Diaphragm wall 23 % -  Driven piles 42 % -  Foundation slab collector 25 % -  Closed loop borehole 10 %

People`s Hospital Yanzhou (China) -  Diaphragm wall 26 % -  Driven piles 53 % -  Foundation slab collector 21 % -  Closed loop borehole 0 %

Start Winter Spring Summer Fall

Ecological balance: all heating energy from ground < > all cooling energy given back to ground

80% (CoP 5) to 88% (CoP 8) energy savings compared to standard building

what WE do

World Wide Leader

Geothermal Heating and Cooling

Consulting - more than

1000 projects - largest projects

worldwide

Consulting – Amortisation Calculation

Design −  latest 3D design

methods −  Software supporting

the combination of all Geostructures

−  Worldwide unique

Simulation -  30+ years

experience in simulation

-  designed by ENERCRET

Assembly and Construction

WARRANTY (more than 1000 facilities):

−  ENERCRET guarantees for LIFETIME −  After 33 years in business no facility failures −  Exceeding heating and cooling power for every

single facility

How we work: PDR (Preliminary Design Review):

-based on first drawings CDR (Critical Design Review):

-based on detailed drawings DDR (Detailted Design Review):

- based on final drawings

www.enercret.com

Currently  being  prepared:    South  Korea        UK        France        Nederlands