1. Indoor Environmental Comfort in Home Renovations
The homeowners’ perspective

2. Context
LLL + EE = Comfort

3. A mismatch of objectives

4. What is Comfort?
Qualitative studies
Literature

5. LLL + EE = Comfort in the Indoor Environment

6. Research questions, definitions and methods
Survey Methodology
Research questions, definitions and methods

7. 1. Are the IE Comfort indicators indeed important?
Research Questions
1. Are the IE Comfort indicators indeed important?
Relations between them
2. What are the triggers and goals of renovations?

8. Part of a broader survey
The survey
145 attendees at Batibouw 2016
People with an interest in construction/renovation
Digital + paper based
Part of a broader survey
Analysis: descriptives, rank correlation, cross tabs

9. Triggers & Goals

10. Comfort indicators

11. Results

12. Type of construction plans

13. Tenure
Construction plans
Tenure

14. Architect use
44%
use an architect
Construction plans
Tenure

15. Renovation triggers & goals

16. Renovation triggers & goals
Velux Healthy Homes Barometer 2016
Renovation triggers & goals

17. Renovation triggers & goals

18. Renovation triggers & goals
Trigger  Goal
Triggers
Goals
Anticipate
Aesthetics
Comfort EE
Extend
Other
Light & View
Technical
Sustainability
Anticipate changes
93.33
40.00
80.00
73.33
0.00
26.67
13.33
46.67
27.27
81.82
72.73
54.55
9.09
Increase Comfort
37.14
34.29
88.57
60.00
28.57
25.71
20.00
42.86
Increase EE
37.04
77.78
85.19
18.52
25.93
62.96
Extend the Home
35.71
71.43
78.57
14.29
50.00
30.77
46.15
84.62
53.85
61.54
7.69
38.46
Technical Issues
33.33
83.33
58.33
25.00
16.67
41.67
76.92
100.00
23.08
Which goals are important to people who select a certain trigger? p<0.05

19. IE Comfort indicators distribution
Trigger  Goal

20. Importance of IE Comfort indicators
Trigger  Goal
How important are the following factors in the construction/renovation of your home?

21. Importance of IE Comfort indicators
New build / Renovating / No concrete plans
Spearman correlation: , p<0.001).
Trigger  Goal
How important are the following factors in the construction/renovation of your home?

22. Importance of IE Comfort indicators
Trigger  Goal

23. Comfort is the most important trigger and goal
Comfort is multifaceted: EE+LLL aspects
Spatial/design > EE
Architects have little effect

24. Questions?

25. Comfort indicators (Eng)
What does comfort mean for you when renovating your home?
Which of the following factors are important in the building/renovation of your home?
Natural light - large windows and orientation
Quality and amount of artificial light
Elegance - beauty, atmosphere, sensations, design quality
Views and relation to outdoors
Home that reflects personal/family image and identity
Social activity – Interior design (spaces & furniture) that facilitates socializing with family and guests.
Usable spaces - efficient and effective layouts for cooking, entertaining, sleeping etc.
Spaciousness - rooms/spaces well-sized and proportioned for their purpose
Flexibility - building parts/structure can be changed, added or removed.
Adaptability – personalization, moving and rearranging spaces/elements,
Accessibility - spaces inside the house
Accessibility - from the outside and at neighborhood level
Safety - feeling of safety and safe to use without injury
Security – Neighborhood level as well as dwelling level
Privacy – noise and views protection from family members within the house
Privacy - noise and views protection from neighbors and the outside
Intuitive controls - of installations, temperature, lighting
Ease of Maintenance – Cleanliness, good technical condition
No Noise pollution – loud/annoying noises from installations or the outside.
Desired temperature in the different rooms
Good air quality - humidity and fresh air
Other