whEN THE BUILDING IS ORIENTED TO GET THE MOST EXPOSURE TO PREVAILING WINDS, APPROPRIATE SHADING STRATEGIES MUST BE CAREFULLY IMPLEMENTED N
345°
345°
15°
330°
15°
330°
30°
315°
30°
300° 1st Jun
75°
300°
1st Aug 75° 1st Sep
1st Apr
1st Sep
1st Apr
270°
90° 1st Oct
1st Oct 1st Mar
1st Mar
1st Nov 105°
255° 1st Feb 1st Jan
17
15
16
240°
14
13
12
11
10
N
345°
9
315° 210° 195°
300°
30°
240°
1st Nov 105°
330°
11
1st Jul 1st Aug
1st May 285°
9
75°
8
1st Dec
7
75° 1st Aug
1st Apr
1st Sep
1st Mar
1st Oct
255° 1st Feb
105°
1st Jan
17
16
15
13
14
12
240°
30°
225°
135° 45°
210°
150°
315°
210°
165°
195°
60°
1st Aug
1st May 285°
75°
9
8
1st Nov
7
1st Dec 120° 15° 30° 135° 45° 150° 165°
180°
300°
1st Jul
1st Jun
10
OR
330°
225°
11
N
345°
300°
60°
1st Jun
10
1st Jul
285° 1st May
15°
195°
165°
60°
1st Jun
120°
N
315°
45°
12
13
14
15
16
345°
135°
150°
OR 17
1st Jan
1st Dec
7
15°
180°
255° 1st Feb
120°
OR
330° 225°
8
45°
1st Jul
1st May 285°
1st Aug
30°
315°
60°
1st Jun
1st Jul
1st May 285°
45°
300°
60°
15°
330°
315°
45°
N
345°
60° 1st Jul
1st Jun 285° 1st May
75° 1st Aug
1st Sep 1st Sep
1st Apr
1st Apr
1st Mar 1st Nov 105°
255° 1st Feb 17
15
16
14
13
12
11
10
9
8
1st Dec
7
240°
120°
210° 180°
16
15
SOUTH-EAST (SE) Size a single vertical fin at a o cut off angle of 50 in addition to a horizontal overhang with a cut off o angle of 33
HA NOI - Prevailing wind directions: north-east & south east
1st Mar
1st Oct
12
11
10
9
8
1st Dec
7
120°
105°
255° 1st Feb 1st Jan
17
16
14
12
11
10
9
225°
210°
150° 195°
EAST
Size horizontal overhang at o a cut off angle of 45
7
Size horizontal overhang at o cut off angle of 10
VSA = 10o
DA NANG - Prevailing wind directions: south & east
1st Nov
135°
165°
SOUTH
8
1st Dec 120°
150°
VSA = 45o
13
240°
135°
180°
15
180°
165°
NORTH-WEST (NW)
SOUTH-WEST (SW) VSA = 55o
Size a single vertical fin at a o cut off angle of 20 in addition to a horizontal overhang with a cut off o angle of 55
ic am yn ice r d ev ”o gd im in cr d “S sha
ic am yn ice r d ev ”o gd im in cr d “S sha
Sin O gl ver e ha Ve n rti g ca + lF in
HSA = 50o
13
240°
195°
VSA = 33o
46
17
165°
NORTH-EAST (NE) This orientation is exposed to intense sun. If not possible, use “scrim”, dynamic vertical fins or overhang
1st Jan
14
210°
150° 195°
255° 1st Feb
225°
135°
225°
1st Nov 105°
Sin O gl ver e ha Ve n rti g ca + lF in
1st Jan
1st Sep
1st Oct
1st Oct 1st Mar
1st Apr
This orientation is exposed to intense sun. If not possible, use “scrim”, dynamic vertical fins or overhang
HSA = 20o
HO CHI MINH CITY - prevailing wind directions: north-west & SOUTH WEST