HONG KONG’S CHALLENGES

IN GREENING EXISTING

BUILDINGSSr Cheng Sum-hing

Director and Chairman of International and Mainland Affairs Committee

Hong Kong Green Building Council

8 October 20161

To help save the planet and improve the wellbeing of

the people of Hong Kong by transforming the city

into a greener built environment.

Driving the GREEN Building Movement !

Inaugural in 2009Founding Members

To lead market transformation by advocating green policies to the

Government; introducing green building practices to all stakeholders;

setting design, construction and management standards for the building

profession; and promoting green living to the people of Hong Kong.

Paris Agreement

Limit temperature increase

to 1.5°Cabove pre-industrial levels

Foster low

Greenhouse Gas (GHG) emission developmentMake consistent

finance flows towards

low GHG development

Existing Buildings Existing Buildings account for account for

90%90% of HK Building Stockof HK Building Stock

Hong Kong

Climate Change Report

Source: http://www.enb.gov.hk/sites/default/files/pdf/ClimateChangeEng.pdf

20202005

Mitigation

CO2intensity

MITIGATION MEASURES

Revamping Electricity Fuel Mix Practicing Energy Saving in Buildings

Setting Energy Intensity Reduction Targets

Greening the City

Greening Transportationpromote electric and energy efficient vehicles and cleaner fuel

Turning Waste-to-Resources

Reduce coal usage

Use cleaner fuels (e.g. natural gas) develop RE

and distributed power Government buildings:Reduction targets and actual reduction on

electricity consumption

Green building standards, design and construction

Better air conditioning performance

More energy efficient electrical

appliances

Extend life span of buildings

Improve building management

• Better landscape networks

• Enhance biodiversity and native planting / urban agriculture

• Explore blue-green infrastructures to improve external environmental qualities

Extend rail and prioritise public

transport

Energy saving across transport

sector

Promote energy efficient vehicles and cleaner fuels

Improve pedestrian experience

Implement waste reduction, reuse and

recycling plans

Recover energy from waste treatment,

including organic waste

Maximise use of landfill gases

Capture energy from waste water treatment

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Targets:

1.Capacity Building

2.Social Mobilisation

3.Energy Data

4.Existing building

Hong Kong PolicyHong Kong Policy

Source: http://www.enb.gov.hk/sites/default/files/pdf/EnergySavingPlanEn.pdf

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Variety& High rise building

Public & Private building

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Hong Kong Hong Kong –– A High Density CityA High Density City

7.2 millions population 6,544 persons/ km²

1,100 km² total land area Over 1,220 skyscrapers

GreeningGreening New buildingsNew buildings

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BEAM Plus New Building Achievement BEAM Plus New Building Achievement

• Government leadership– All new government buildings

larger than 10,000 m2 of gross

floor area in Hong Kong are

requested to pursue the second

highest grade or above of

locally or internationally

recognised certifications such as

BEAM Plus

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Energizing Kowloon East Office

MeritMerit Award

Green Building AwardGreen Building Award

To provide recognition to building-

related projects with outstanding

performance and contributions in

sustainability and the built

environment

Gross Floor Area (GFA) concessionGross Floor Area (GFA) concession

BEAM Plusone of the prerequisites for the granting of

gross floor area (GFA) concessions for certain

green and amenity features in development

projects.

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GreeningGreening Existing buildingsExisting buildings

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SchoolSchool

Sing Yin Secondary SchoolSing Yin Secondary School• Greenest School on Earth 2013

• Green Building Award 2012 - Merit

• Green features include:

– Automatic weather station

– Solar panels and wing turbines

– Lighting system

– Energy- saving elevators…..

Government OfficeGovernment OfficeEMSD HeadquartersEMSD Headquarters

• Sun shading devices

• Light well and PV panels on roof top• Water-cooled ammonia chiller plant

• Natural lighting into office area

• Displacement ventilation through raise floor

• External + internal

greenery

• Natural lighting & greenery in common space

Source: http://www.emsd.gov.hk/minisites/new_hqs_commemorative_booklet/home.htm

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Government Domestic ProjectGovernment Domestic Project

Public Rental Housing Development at San Po KongPublic Rental Housing Development at San Po Kong

• Micro-climate studies and Air Ventilation Assessments to enhance daylight, ventilation and sun shading

• PV panels and green roof

• Acoustic window

• Two-level lighting control for energy conservation

• Twin roof water tanks to preserve water

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Utility Company Office Utility Company Office

TowngasTowngas HeadquartersHeadquarters• The first non-residential building to

achieve Platinum rating under BEAM Plus Existing Buildings v1.2

• Green features include:

– Oil-free variable speed water-cooled chiller

– VSD chilled water pump and cooling tower

– Demand Control Ventilation with CO2 sensor

– High efficient lighting system

– Lighting control with motion sensor

– Water saving sanitary fixtures etc.

– Rooftop Organic Farm

GreeningGreening Existing Private BuildingsExisting Private Buildings

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• Large investment

• Uncertain Return On Investment (RoI)

• Difficult to identify & prioritise saving measures

Challenges & Constraints for Greening Challenges & Constraints for Greening

Existing Buildings in Hong KongExisting Buildings in Hong Kong

• Limited material, technical & professional

support to cater daily operation and

maintenance constraints

Challenges & Constraints for Greening Challenges & Constraints for Greening

Existing Buildings in Hong KongExisting Buildings in Hong Kong

Challenges & Constraints for Greening Challenges & Constraints for Greening

Existing Buildings in Hong KongExisting Buildings in Hong Kong

Incentives

Award?

HKGBC Proposal HKGBC Proposal

Commercial BuildingsCommercial Buildings

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Identification & Identification & PrioritisationPrioritisation Saving Measures Saving Measures

• HKGBC Benchmarking and Energy

Saving Tool (HK BEST)

– provides professional recognition and identify

potential measures via “What-If” assessment for

promoting energy efficiency in buildings.

– HKGBC Benchmarking and Energy Saving Tool Series:

• Office Occupants (HK BESTOO)

• Office Buildings (HK BESTOF)

• Retail Centres (HK BESTRET)

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Technical & Professional SupportTechnical & Professional Support

ACTACT--ShopShop

• ACT-Shop

– A retro-commissioning implementation scheme

for existing buildings

• To identify operation problems through analysis of data

• To rectify problems through fine tuning the operation of

facilities

• To quantify the improvement saving and produce best

practices

Material Support Material Support –– Green ProcurementGreen Procurement

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• HKGBC Green Product Accreditation

and Standards (HK G-PASS)

– allows industry practitioners and end users to

compare environmental performance of various

construction materials and make green

procurement.

IncentiveIncentive

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• Cost & Benefit of Green Building

– A research to investigate the cost and benefits of

Green Buildings using Hong Kong-based projects

that have attained BEAM Plus ratings

– Focus on energy saving, occupants satisfaction

and revenue for developers in terms of rental

rates

IncentiveIncentive

• Greening existing building award on individual aspects

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BEAM Plus Platinum Award Ceremony (2014)

Green Building Award (2014)

HKGBC Proposal HKGBC Proposal

Domestic Domestic BuildingsBuildings

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Promote the use of Energy Efficiency Label Promote the use of Energy Efficiency Label

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• Mandatory & Voluntary Energy

Efficiency Labelling Scheme– aims to save energy by informing customers of the

product's level of energy consumption and

efficiency rating

Promote the use of Water Efficiency LabelPromote the use of Water Efficiency Label

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• Voluntary Water Efficiency

Labelling Scheme– help consumers choose water efficient products

for water conservation

Encourage Mindset & Behavioral ChangeEncourage Mindset & Behavioral Change

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• Hong Kong Green Shop

Alliance– pledge to be environmentally

responsible and incorporate

sustainable practices into daily

operations.

SubsidySubsidy

• Subsidy from utilities

Towngas Concession Schemes

•provide the people in need

with additional service benefits

CLP Power Your Love Programme

•save energy and reduce your

electricity bill, but also help

people in need

HK Electric Smart Power Fund

•encourage and help owners' corporations of

residential buildings or composite buildings to

improve the energy efficiency performance of their

existing communal installations, the fund

subsidies energy efficiency projects.

Domestic Building AwardDomestic Building Award

• Award certificates for domestic buildings

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WSBE17 Hong Kong is funded by the Construction Industry Council

WSBE17 Hong Kong

SBE16 Dubai

SBE16 Toronto

SBE16 Brazil

SBE16 Dublin

SBE16 Utrecht

SBE16 Torino

SBE16 Finland

SBE16 Hamburg

SBE16 PragueSBE16 Zurich

SBE16 Turkey

SBE16 Malta SBE16 Greece

SBE16 Chongqing

SBE16 Singapore

SBE16 Seoul

SBE16 Australia

SBE16 Cairo

SBE16 Sweden

SBE16 Manila

Convergence of top ideas in

20 Regional SBE Conferences in 2016

WSBE17 Hong Kong

• Conference ThemeTransforming Our Built Environment through Innovati on and Integration: Putting Ideas into Action

1,800 Green Building Advocates, Policy-makers, Academics, Industry Practitioners gather to “ Put Ideas Into Action ”

WSBE17 Hong Kong

• Focus on innovative ideas and integrative actions in sustainable built environment under 4 discussion areas:

� Sustainable Neighbourhood

� Deep Building Renovation

� High-performance Building

� Community Empowerment

• Addressing a wide spectrum of sustainability issues from the perspectives of different scales and domains.

Policy &

Standard

Practice &

Business

Science &

Technology

People &

Community

High-performance Building

Sustainable Neighbourhood

Deep B

uilding Renovation

Co

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un

ity

Em

po

we

rme

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WSBE17 Hong Kong

Programme Highlights• Plenary Sessions

- Distinctive Speakers for Keynotes and Roundtables- Dedicated Session on Sustainable Development Climate Change

• 100 Parallel Sessions and Regional Forums• Exhibition with Business Matching• International Youth Competition• Green Building & Eco-Tours (8 & 9 June 2017)• Networking Luncheon & Gala Dinner

WSBE17 Hong Kong – Registration

Early Bird Rate: HK$4,800

• Conference package includes:�Admission for 3-day Conference & Exhibition �Conference kit�Coffee breaks�Day 1 Networking Luncheon

• Registration is NOW open!• Exhibition and Sponsorship Packages are available

See you in HK!5-7 June 2017

Venue: Hong Kong Convention and Exhibition Centre

www.wsbe17hongkong.hk

Thank youThank you

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