This is a lecture that I made for teaching my 3rd year interior architecture students in Chulalongkorn University, Thailand.(Since 2009) I hope it's will be useful for everyone. Anyway, It's in Thai Language in some slide but don't worry about that! ps. Thanks for internet and all the resource picture.

1. = a room with a bath
= a room containing a lavatory
BATHROOM
I Department of Interior Architecture I Faculty of architecture I Chulalongkorn University

2. What’s behind the door??

3. ORIGINAL (UN)DESIGN!!!

4. ORIGINAL (UN)DESIGN!!!

5. ANCIENT DESIGN!!!

6. ANCIENT DESIGN!!!

7. ANCIENT DESIGN!!!

8. Things to know for Bathroom Design…

9. First Look
DOOR
1.
2. ,
3.
4. ,

10. Normal Door
Disable Door

11. Step
Slope
Slope

15. Vision VS Dimension

18. In
(
?)
SWITCH
Shelf &
Hanging
WASH
BASIN
MIRROR
Sanitary
Tissue
paper
Bin
DRY ZONE
WET ZONE

19. Private Bathroom
Private Bathroom
with Walk-in Closet

20. BATHROOM FURNITURE
1.LAVATORY , WASH
BASIN
- Pedestal
- Wall hung
- Under counter
- Above counter
- Semi Recess

21. 2.TOILET
- Pail Flush Action !!!
- Flush Valve
- S-Trap =
- P-Trap =
- Single Flush =
- Dual Flush =
- One piece
- Two pieces
- Wall Hung
- Wall-Faced (Conceal Tank)
•Siphon Jet
•Siphonic Wash Down
•Wash Down

22. A. Pail Flush Action
B. Flush Valve
C. Single Flush
D. Dual Flush
E. One piece
F. Two piece
A. B. C. D.
E. F.
What’s Type of Toilet??

24. Position & Dimension

26. Note
-
-
-
- flush valve

30. •
-
-
-
-
•
-
-
4.Bathtub

33. 5.SHOWER

37. Bathroom Accessories
Paper Holder

38. Human Dimension

39. power
light
air
water

40. BATHROOM
WATER System
½”-1”
HEATER
WASTE PIPE
SOIL PIPE
**

41. Hide & Seek

42. FOR
etc.
Most important!!
**Make it WATER PROOF**

43. LIGHTING SYSTEM
?
1. General Light
2.
3. ?
4. ?
5. Shower?

50. VENTILATION SYSTEM
?
1.
2.

51. Material Key Words
Floor
Wall
Ceiling

52. What Favorite
•
•
•
•
•
•Glass-block
•
•
•
•
•
•
•
•
• •
•
•

53. FENG SUI

54. Savewater=Saveourworld.

55. www.cotto.co.th
www.totobkk.com
THANK YOU.