Strategy Approach for Green Building Index a) Non-Residential New Construction b) Residential New Construction

1. GREEN AND COMPETITIVE
By Ir. Kok Jing Shun
+6019 7780578
STRATEGY APPROACH FOR GREEN BUILDING INDEX

2. STRATEGY APPROACH FOR NON-RESIDENTIAL NEW CONSTRUCTION
Green &
Competitive Points 7
Free Points
26
Easy Points
23
Points with + ROI
22
Uncertain ROI
(Higher Capex) 12
SILVER
GOLD
CERTIFIED
PLATINUM
NRNC

3. FREE & EASY POINTS

4. NRNC
FREE POINTS (NATURAL) 5 Points
1. SM1 - Non Green Field Development
(Natural Advantage)
2. SM3 - Local Amenities (Natural Advantage)
3. SM8 - Transportation Hub
4. SM2 - Brown Field Redevelopment or
Redeveloping of existing building (if is
owners original Intend)

5. NRNC
FREE POINTS
1. EE2 - Lighting zoning < 100 m2 per zone
2. EE7 - Post Occupancy Comfort Survey
3. EE9 - Sustainable Maintenance
4. EQ1 – Indoor Air Quality (IAQ) Performance
5. EQ2 – Environmental Tobacco Smoke (ETS) Control
6. EQ 4 - Low VOC paint, adhesive, carpets etc.
7. EQ5 - Indoor Humidity Control & Mould Prevention
8. EQ6 – Thermal Comfort Design & Controllability
9. EQ10 – Electric Lighting Levels
10. EQ13 – Internal Noise Level <45dB(A)
11. SM11 - Storm Water Run Off (MASMA)
12. SM13 - Building User Handbook
13. MR2 - Recycle Content Materials
14. MR3 – Reginal Materials
15. MR7 - Non-CFC Clean Agents (CO2 is included)
16. WE1 - Rain water Harvesting ( Already part of MASMA Tank)
17. IN1 - Lift with Regenerative Drives
21 Points

6. NRNC
EASY POINTS
1. EE3 - Sub Metering for >100kVA load
2. EE8 - EMS monitoring and sub metering of different loads
3. EQ11 – High Frequency Ballasts
4. EQ12 - External View* (Applicable to open office)
5. EQ14 - IAQ before and After Occupancy
6. EQ15 – Post Occupancy Comfort Survey
7. SM7 – Worker Site Amenities
8. SM9 - Green Vehicle priority
9. SM10 - Parking Capacity minimise + Car Pool Encouragement
10. MR5 - Storage and Collection of Recyclables
11. MR6 – Construction Waste Management
12. WE4 - Water Efficient Fittings
13. WE5 – Metering & Leak Detection System
14. IN1 - Recycle Pipe for Fire Pumps System
15. IN1 - Recycle Condensate Water Cooling Capacity
16. IN1 - Heat Pump to precool Condenser water return while generating hot
water.
23 Points

7. GREEN & COMPETITIVE DESIGN POINT
• Glass with low U-Value & low SC value.
• Building material with good insulation properties.
• Hi ∆𝑇 chilled Water Design ( Reduce Pumping power )
• Use of Primary Variable Chilled Water System (Reduce number of pumps)
• Low off coil temperature at AHU to reduce AHU Size
• 33kV/400V instead of 33/11kV + 11/0.400kV to reduce no load loss
• 350 Lux lighting design instead of 500Lux
• 24ºC Room Temperature instead 21ºC
Target 7
points
Energy Efficiency Criteria (16 points)

8. Primary + Variable Secondary
Fix Flow Primary
Pumps
Variable Flow
Secondary Pumps
AHU + FCU
AHU + FCU
Primary - Secondary Chilled Water System
GREEN & COMPETITIVE DESIGN POINT
Higher energy
consumption

9. Variable Primary Only
AHU + FCU
AHU + FCU
Variable Flow
Primary Pumps
GREEN & COMPETITIVE DESIGN POINT
Conclusion : To Use Variable Primary Chilled Water System
Variable Primary Chilled Water System
Lower energy
consumption

10. POINTS WITH HIGHER CAPEX

11. POINTS WITH POSITIVE ROI
1. Technical Feasibility
• Energy Efficiency (Exp: Water Cooled in lieu of Air Cooled)
• Fit in to Architectural Concept
• No compromise on Comfort
• Availability
• Ease of Maintenance (Emergency and Preventive)
2. Financial Feasibility
• CAPEX
• Financing Cost
• ROI
Criteria:

12. POINTS WITH POSITIVE ROI
1. EE6 – Enhanced Commissioning
2. IN2 – GBI Facilitator
3. WE3 – Water Efficient – Irrigation / Landscaping
4. SM4 – Environmental Management
5. Heat Recovery Wheel
6. Heat Pipe System (for Pre-Cooled Fresh Air / Hospital Application)
7. CO and CO2 measurement & control device.
8. High Performance Glass Configuration (local Glass)
9. Shading Devices
10. Low Loss Cooling Tower
11. High Efficiency Chillers
12. High Efficiency Motors
13. VRV/VRF System (as oppose to ACSU & higher COP)
14. Daylighting (Simulation Cost + Glass Area Adjustment)
15. LED light instead of T5 light fitting
16. Use of Variable Speed Drive for Pumps and Fan
22 Point

13. POINTS WITH LOW ROI
1. EE4 – Renewable Solar Panel (6 to 7 years ROI)
2. IN1 - Extra Low Loss Transformer
3. IN1 - Over sizing of cable to reduce loss
4. MR7 - Natural Refrigerant for Chillers and Compressors ( Low
efficiency)
5. EQ9 - Automatic Daylight Glare Control Devices
6. SM12 – Greenery & Roof (Required proper water proofing)
7. WE2 - Greywater Recycling
Non-Competitive
12 Point

14. Free Points
27
Easy Points
33
Points with + ROI
26
Uncertain ROI
(Higher Capex) 10
SILVER
GOLD
CERTIFIED
PLATINUM
RNC
STRATEGY APPROACH FOR RESIDENTIAL NEW CONSTRUCTION

15. FREE POINTS
1. Minimum Energy Efficiency (EE) performance
2. Habitable rooms with cross or stack ventilation
3. All public and circulation spaces to natural ventilated
4. All public and circulation spaces being naturally lit
5. Brown Field Redevelopment or Redeveloping of existing
building (if is owners original Intend)
6. Local Amenities (if owner in luck)
7. Transport Hub (if owner in luck)
8. CUI < 0.5m3/m2
RNC
27 Points

16. FREE POINTS
1. Lift with Regenerative Drives
2. Internet Connectivity
3. Sustainable Maintenance
4. Indoor Air Quality (IAQ) Performance
5. Natural Daylighting
6. Noise Level <45dB(A)
7. Post Occupancy Comfort Survey
8. Comply with Local Authority Planning
9. Reduce Pollution from Construction
10.QLASSIC / IBS
11.Workers Site Amenities
12.Storm Water Run Off (MASMA)
13.Building User Manual
14.Recycle Content
15.Local Content
16.Rain water Harvesting ( Already part of MASMA Tank)
RNC
27 Points

17. EASY POINTS
1. External View with direct line of sight to the outdoor environment
2. Low VOC paint, adhesive, carpets etc
3. Storage and Collection of Recyclables
4. Water Efficient Landscaping
5. Water Efficient Fittings
6. Recycle Pipe for Fire Pumps System
7. Bicycle Lanes with Signage and Bicycle Parking
8. Greenscape and Water Bodies
9. Reduce Heat Island Effect
RNC
33 Points

18. POINTS WITH POSITIVE ROI
26 Points
1. Low Overall Thermal Transfer Value (OTTV)
2. Low Lightweight Roof U-value
3. High Performance Glass Configuration (local Glass)
4. Shading Devices
5. Provide only 5-Star Energy Efficient Appliances
6. Substantial usage of Green Label Product
7. Daylighting (Simulation Cost + Glass Area Adjustment)
8. LED light instead of T5 light fitting
9. Use of Variable Speed Drive for Pumps and Fans
10.High Efficiency Motors
11.Charging Station for Hybrid or Electric Car
RNC

19. POINTS WITH LOW ROI
1. Solar Panel at current Tariff (6 to 7 years ROI)
2. Central Vacuum System (50% of NLA)
3. Central Pneumatic Waste Collection System
4. Solar Hot Water System (not practical for high rise)
5. >30% Reduction in Potable Water
6. Recycling of Greywater into Potable Water
Non-Competitive
10 Points
RNC

20. THANK YOU