SPECIFICATIONS SUBJECT TO CHANGE Tel: Sales 01942 889555 I Web: www.grada.co.uk section2 SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERN TYPE: WT100S
S P E C I F I C A T I O N S S U B J E C T T O C H A N G E
Te l : Sa les 01942 889555 I Web: www.grada.co.uk
section2
SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERNTYPE: WT100S
S P E C I F I C A T I O N S S U B J E C T T O C H A N G E
Te l : Sa les 01942 889555 I Web: www.grada.co.uk
section2
SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERNTYPE: WT100S
Options
Installation dimensions
Size 125,200 mm Size 250 mm
Dia D
H5
0
B
125160200200250250315
294394394494594594594
125160200200250250315
9122024364848
270355355355555555555
155205205205205205255
S P E C I F I C A T I O N S S U B J E C T T O C H A N G E
Te l : Sa les 01942 889555 I Web: www.grada.co.uk
section2
SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERNTYPE: WT100T
ApplicationThe diffuser type WT100T is used forthe supply of cooled or heated airin facilities such as offices, shoppingcentres, schools, ...Diffusers for ceiling or exposed ductmounting.The diffuser is equipped with adjus-table deflectors creating the possi-bility to obtain an external or intern-al swirl.A high induction is obtained by theexceptional swirl discharge, whichmakes them extremely suitable forVAV terminal boxes.
Technical informationCharacteristics :
• adjustable horizontal and verticalair pattern
• 2,5 < mounting height < 4 m
• size 125, 200 mm:Single row of deflectors
• size 250 mm:Through the unique position ofthe 2 rows of outlet deflectors, anunlimited number of arrange-ments can be obtained. For ex-ample a vertical air dischargethrough the inner deflectors incombination with an externalswirl through the outer deflectors.
• size 315 mm:An adjustable deflector plate ismounted in the central part allo-wing you to handle 25% more airvolume compared to size 250 mm, without any increase innoise.
available in various plate sizes
available with white & black blades
stainless steel
S P E C I F I C A T I O N S S U B J E C T T O C H A N G E
Te l : Sa les 01942 889555 I Web: www.grada.co.uk
section2
SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERNTYPE: WT100T
Options
Installation possibilities
External swirl Internal swirl
Example of deflectors set forexternal swirl
Examples of deflectors set for one or two discharge pattern
S P E C I F I C A T I O N S S U B J E C T T O C H A N G E
Te l : Sa les 01942 889555 I Web: www.grada.co.uk
section2
SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERNTYPE: WT100 • WT500 - 9 Blade Selection / 12 Blade Selection
CODE DESCRIPTION SPIGOT DIA LITRES PER SEC L/S NRP.A.NOMINAL
LENGTH x HEIGHTVELOCITY
M/STHROWMETERS
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
9
9
9
9
9
9
9
9
294
294
294
294
294
294
294
294
125
125
125
125
125
125
125
125
20
25
30
35
40
45
50
55
2.02
1.6
2.53
2.0
3.03
2.4
3.54
2.9
4.04
3.3
4.55
3.7
5.05
4.1
5.56
4.5
0.3
0.3
0.4
0.5
0.5
0.6
0.7
0.7
4.9
7.7
11.0
15.0
19.6
24.8
30.6
37.0
15.0
15.0
20.0
21.0
24.0
26.0
28.0
35.0
CODE DESCRIPTION SPIGOT DIA LITRES PER SEC L/S NRP.A.NOMINAL
LENGTH x HEIGHTVELOCITY
M/STHROWMETERS
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
12
12
12
12
12
12
12
12
394
394
394
394
394
394
394
394
160
160
160
160
160
160
160
160
30
35
40
45
50
55
60
75
2.27
1.5
2.65
1.7
3.03
2.0
3.41
2.2
3.79
2.5
4.17
2.7
4.55
3.0
5.68
3.7
0.4
0.4
0.5
0.5
0.6
0.6
0.7
0.9
6.2
8.4
11.0
13.9
17.2
20.8
24.8
38.7
15.0
15.0
20.0
22.0
24.0
25.0
28.0
35.0
S P E C I F I C A T I O N S S U B J E C T T O C H A N G E
Te l : Sa les 01942 889555 I Web: www.grada.co.uk
section2
SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERNTYPE: WT100 • WT500 - 18 Blade Selection / 20 Blade Selection
CODE DESCRIPTION SPIGOT DIA LITRES PER SEC L/S NRP.A.NOMINAL
LENGTH x HEIGHTVELOCITY
M/STHROWMETERS
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
18
18
18
18
18
18
18
18
494
494
494
494
494
494
494
494
200
200
200
200
200
200
200
200
50
60
70
80
90
100
110
120
2.53
1.6
3.03
1.9
3.54
2.2
4.04
2.5
4.55
2.9
5.05
3.2
5.56
3.5
6.06
3.8
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
7.7
11.0
15.0
19.6
24.8
30.6
37.0
44.1
15.0
20.0
24.0
26.0
28.0
32.0
33.0
35.0
CODE DESCRIPTION SPIGOT DIA LITRES PER SEC L/S NRP.A.NOMINAL
LENGTH x HEIGHTVELOCITY
M/STHROWMETERS
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
20
20
20
20
20
20
20
20
494
494
494
494
494
494
494
494
200
200
200
200
200
250
250
250
55
65
80
90
100
110
115
125
2.50
1.8
2.95
2.1
3.64
2.5
4.09
2.9
4.55
3.2
5.00
2.2
5.23
2.3
5.68
2.5
0.5
0.6
0.7
0.8
0.9
1.0
1.0
1.1
7.5
10.5
15.9
20.1
24.8
30.0
32.8
38.7
15.0
22.0
25.0
27.5
30.0
32.0
33.0
35.0
S P E C I F I C A T I O N S S U B J E C T T O C H A N G E
Te l : Sa les 01942 889555 I Web: www.grada.co.uk
section2
SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERNTYPE: WT100 • WT500 - 24 Blade Selection / 36 Blade Selection
CODE DESCRIPTION SPIGOT DIA LITRES PER SEC L/S NRP.A.NOMINAL
LENGTH x HEIGHTVELOCITY
M/STHROWMETERS
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
24
24
24
24
24
24
24
24
594
594
594
594
594
594
594
594
200
200
200
200
250
250
250
250
65
75
85
95
110
120
130
140
2.46
2.1
2.84
2.4
3.22
2.7
3.60
3.0
4.17
2.2
4.55
2.4
4.92
2.6
5.30
2.9
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
7.3
9.7
12.4
15.5
20.8
24.8
29.1
33.7
15.0
18.0
20.0
24.0
27.0
28.0
30.0
33.0
CODE DESCRIPTION SPIGOT DIA LITRES PER SEC L/S NRP.A.NOMINAL
LENGTH x HEIGHTVELOCITY
M/STHROWMETERS
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
36
36
36
36
36
36
36
36
594
594
594
594
594
594
594
594
200
200
250
250
250
250
250
250
80
100
130
150
170
180
190
225
2.02
2.5
2.53
3.2
3.28
2.6
3.79
3.1
4.29
3.5
4.55
3.7
4.80
3.9
5.68
4.6
0.5
0.7
0.9
1.0
1.2
1.2
1.3
1.5
4.9
7.7
12.9
17.2
22.1
24.8
27.6
38.7
15.0
22.0
26.0
28.0
30.0
32.5
34.0
37.5
S P E C I F I C A T I O N S S U B J E C T T O C H A N G E
Te l : Sa les 01942 889555 I Web: www.grada.co.uk
section2
SWIRL DIFFUSER WITH ADJUSTABLE AIR PATTERNTYPE: WT100 • WT500 - 48 Blade Selection
CODE DESCRIPTION SPIGOT DIA LITRES PER SEC L/S NRP.A.NOMINAL
LENGTH x HEIGHTVELOCITY
M/STHROWMETERS
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
WT100
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
ADJ / BLADE
48
48
48
48
48
48
48
48
48
48
594
594
594
594
594
594
594
594
594
594
250
250
250
250
250
315
315
315
315
315
110
120
140
160
175
200
225
250
280
300
2.08
2.2
2.27
2.4
2.65
2.9
3.03
3.3
3.31
3.6
3.79
2.6
4.26
2.9
4.73
3.2
5.30
3.6
5.68
3.8
0.6
0.7
0.8
0.9
1.0
1.2
1.3
1.5
1.6
1.8
5.2
6.2
8.4
11.0
13.2
17.2
21.8
26.9
33.7
38.7
20.0
21.0
24.0
26.0
27.5
30.0
32.0
35.0
36.0
38.0