Amman, Jordan

Izzat Marji Group Head Quarter Building

Energy efficient office building

Description

Energy efficient office building

Project info

Construction phase
New construction
Building type
Non-residential building
Detailed building type
Office
Net floor area
8700 m2
Land plot size
1359 m2
Stories
10 stories
Construction type
Concrete
Original construction year of the building
2017
Project contact
Shifaa Khatatbeh
Contact email address
Shifaa.khatatbeh@marji.jo

Project team

Developer(s)/owner(s)
Izzat Marji Group
Architect(s)
Alnasser + partners © architects & engineers
Construction contractor(s)
Wajih Contracting
Energy efficiency consultant(s)
Izzat Marji Group
HVAC consultant(s)
Izzat Marji Group

Building Rating and Certifications systems

Rating and certifications systems
LEED

Building Envelope

External walls

U-Value
0.26 W/(m²*K)

Roof

Roof type
Flat roof
U-Value
0.27 W/(m²*K)

Openings and windows

Glazing type
Double glazed
U-Value glass
1.55 W/(m²*K)

Basement floor

U-Value
0.43 W/(m²*K)

Technical Building Systems

Ventilation system

Type of ventilation
Mechanical ventilation system with heat recovery
Manufacturer(s) / products
General Gree

Space cooling system

Primary space cooling system
Centralised multi-split system│Consisting of one outdoor unit (e.g. located on the rooftop) supplying several indoor units
Description
VRF
Manufacturer(s) / products
General Gree

Space heating system

Primary Space heating system
Air-conditioning system (reversible for heating; air-air heat pump)
Description
VRF
Manufacturer(s) / products
General Gree

Water heater system

Primary water heater system
Solar Thermal collector on the roof
Manufacturer(s) / products
De Dietrich

Lighting system

Primary lighting system
LED (Light emitting diode lamps)

Shading devices

Type of shading system installed
Manual systems (e.g. roller shutters, folding shutters, external blinds)

Photovoltaics

Capacity
329 kWp
Total module area
1860 m²
Description
329 kWp: 214kWp On-Site (Rooftop+Parking) + 115 kWp Off-Site
Manufacturer(s) / products
SolarWorld SMA

Final Energy Demand

Energy carrier (1)
Electricity

Primary Energy Demand & Emissions

Primary energy demand
45 kWh/(m²*a)