Developing Healthy Housing through Healthy Indoor Environment

Sirinath Jamieson

Housing and Health: Challenges for UK Science and Policy – 19th October 2004

UKIEG, Department of Health, London© Sirinath Jamieson 2004

© Sirinath Jamieson 2004

Healthy Housing: Healthy Indoor Environment

BRI, SBS, BRI, SBS, MCS, Asthma,MCS, Asthma,

AllergiesAllergies

>90%>90%IndoorsIndoors

99%?99%?IndoorsIndoors

Climate Climate ChangeChange

© 2004 K. S. Jamieson

There’s more to Environmentally Friendly Healthy Housing than Grass Roofs

& Bottle Banks”!

© Sirinath Jamieson 2004

Healthy Housing: Indoor Environment Quality

(IEQ)

•IAQ

•Noise

•Light

•Temperature

•Humidity

•EMF

© Sirinath Jamieson 2004

Healthy Housing: Healthy Indoor Environment

© Sirinath Jamieson 2004

Healthy Housing:Healthy Housing: Indoor Air Quality (IAQ)Indoor Air Quality (IAQ)

1.1. Source RemovalSource Removal

2.2. VentilationVentilation

3.3. Air Cleaner UnitsAir Cleaner Units

IAQIAQ

MicroMicroEnvironmentEnvironment

(Micro Climate)(Micro Climate)

BreathingBreathingZoneZone

ExposureExposure

© 2004 K. S. Jamieson

0.32 0.32 litres/personlitres/person

/night/night

0.5-1litres/hr

2-3litres/hr

1litre/hr

0.5-1litres/hr

Source: AME ey CRES Languedoc-Roussillon (2001) after WHO (2004)

House Dust mitesHouse Dust mitesMouldMouldFungiFungi

Human Activity & IEQ/IAQHuman Activity & IEQ/IAQ

UK WINTERUK WINTER

PlantsPlantsAir Cleaner units:Air Cleaner units:

• IonisersIonisers•Air Polarisation FiltersAir Polarisation Filters

•Electrostatic FiltersElectrostatic Filters

Healthy Housing:The Investigation of Methods of IAQ

Improvement in Residential Microenvironments Wet Wet

& Cold& Cold

Natural Natural VentilationVentilation

Measurements and Remediation in Sleep Microenvironment

(Microclimate)

15/10/04 16/10/04 17/10/04

Home B: PM10 & TSP Concentrations (g m-3)

0

100

200

300

400

500

600

700

800

900

1000

1100

1200

1300

1400

1500

1600

1700

1800

1900

2000

10:4

7:0

0

11:5

8:0

0

13:0

9:0

0

14:2

0:0

0

15:3

1:0

0

16:4

2:0

0

17:5

3:0

0

19:0

4:0

0

20:1

5:0

0

21:2

6:0

0

22:3

7:0

0

23:4

8:0

0

00:5

9:0

0

02:1

0:0

0

03:2

1:0

0

04:3

2:0

0

05:4

3:0

0

06:5

4:0

0

08:0

5:0

0

09:1

6:0

0

10:2

7:0

0

11:3

8:0

0

12:4

9:0

0

14:0

0:0

0

15:1

1:0

0

16:2

2:0

0

17:3

3:0

0

18:4

4:0

0

19:5

5:0

0

21:0

6:0

0

22:1

7:0

0

23:2

8:0

0

00:3

9:0

0

01:5

0:0

0

03:0

1:0

0

04:1

2:0

0

05:2

3:0

0

06:3

4:0

0

07:4

5:0

0

08:5

6:0

0

10:0

7:0

0

g m

-3

TSP

PM10

Human ActivityPM Concentrations at Sleep Microenvironment:

Example

Sleep Microenvironment: CO ConcentrationsExample

CO concentrations & Temperature at Microenvironments B1, B2

0.0

5.0

10.0

15.0

20.0

25.0

30.0

20/0

7/20

04 0

0:30

20/0

7/20

04 0

1:30

20/0

7/20

04 0

2:30

20/0

7/20

04 0

3:30

20/0

7/20

04 0

4:30

20/0

7/20

04 0

5:30

20/0

7/20

04 0

6:30

20/0

7/20

04 0

7:30

20/0

7/20

04 0

8:30

20/0

7/20

04 0

9:30

20/0

7/20

04 1

0:30

20/0

7/20

04 1

1:30

20/0

7/20

04 1

2:30

20/0

7/20

04 1

3:30

20/0

7/20

04 1

4:30

20/0

7/20

04 1

5:30

20/0

7/20

04 1

6:30

20/0

7/20

04 1

7:30

20/0

7/20

04 1

8:30

20/0

7/20

04 1

9:30

20/0

7/20

04 2

0:30

20/0

7/20

04 2

1:30

20/0

7/20

04 2

2:30

20/0

7/20

04 2

3:30

21/0

7/20

04 0

0:30

21/0

7/20

04 0

1:30

21/0

7/20

04 0

2:30

21/0

7/20

04 0

3:30

21/0

7/20

04 0

4:30

21/0

7/20

04 0

5:30

21/0

7/20

04 0

6:30

21/0

7/20

04 0

7:30

21/0

7/20

04 0

8:30

21/0

7/20

04 0

9:30

21/0

7/20

04 1

0:30

21/0

7/20

04 1

1:30

21/0

7/20

04 1

2:30

21/0

7/20

04 1

3:30

21/0

7/20

04 1

4:30

21/0

7/20

04 1

5:30

21/0

7/20

04 1

6:30

21/0

7/20

04 1

7:30

21/0

7/20

04 1

8:30

21/0

7/20

04 1

9:30

21/0

7/20

04 2

0:30

21/0

7/20

04 2

1:30

21/0

7/20

04 2

2:30

21/0

7/20

04 2

3:30

Tem

pe

ratu

re (

oC

)

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

CO

co

nc

entr

atio

ns

(pp

m)

B1-Temp

B2-Temp

B1-CO

B2-CO

before before beforeAir-polarisation Air-polarisation Air-polarisation

windows open, 2 room occupants, 7.20 cooking in adjacent kitchen.2 flatmates (1 smoker) + 1 guest stay over

9.00 windows closed. No occupants in room.

20.05 windows open, 2 room occupants. 22.30-23.40 windows close (flatmate smoked).2 flatmates (1 smoker)

windows open, 2 room occupants.2 flatmates (1 smoker)

windows open, 2 room occupants. 8.15, 12.45, 14.15 cooking. 9.15-14.00 1 room occupant, 12.00-12.45 one small window open (flatmate smokes). 1 smoker.

windows open, 2 room occupants. 16.40-18.20 windows close (no room occupants), 19.45 cooking, 22.23-23.30 windows closed (flatmate smoked). 2 flatmates (1 smoker).

Initial Findings from Pilot StudiesIAQ Measurements affected by

•ActivityActivity

•Time Spent in LocationTime Spent in Location

•VentilationVentilation

•IAP Remediation Techniques utilized in IAP Remediation Techniques utilized in Microenvironments.Microenvironments.

•Location of measurementsLocation of measurements

Ongoing Research: Investigation of IAQ Ongoing Research: Investigation of IAQ Improvement in Sleep & Work Improvement in Sleep & Work

MicroenvironmentsMicroenvironments

Multidisciplinary Approach

Sciences &Sciences &TechnologyTechnology

Building Building DesignDesign

EconomyEconomy PolicyPolicy

•Town & Urban Town & Urban

PlanningPlanning

•BuildingsBuildings

•Life Styles Life Styles

& Building & Building

MaintenanceMaintenance

Healthy Housing, Healthy People

http://www.channel4.com/life/microsites/H/how_clean_is_your_house/grime-files/rances/

Education Education Professions

Public

Con

clu

sion

s

© Sirinath Jamieson 2004

Research

IAQ & Building designIEQ Housing,

IAP Prevention & Control

IAP Remediation,Microenvironments

Multidisciplinary Multidisciplinary Science + Design + HealthScience + Design + Health

PolicyPolicy

MarketMarket

GuidelinesGuidelines& Regulations:& Regulations:Building Reg., Building Reg.,

IAQ, IEQ, IAQ, IEQ, Urban Planning Urban Planning

& Land-use& Land-useEducationEducation

Professions Professions & Public& Public

AcknowledgementsImperial College

London Dr. Roy Colvile Supervisor

MRC IEH Dr. Paul HarrisonUniversity College

London Dr. Ben Croxford

University of Reading Professor Derek Clements-Croome

Keio University, Japan Professor Shuzo Murakami

University of Bristol

Dr. Dudley ShallcrossTony MakepeaceStephen HenshawPaul Keitch

e s s a Richard White