2

HORI

ZONT

AL &

VER

TICA

L UNI

T DIM

ENSI

ONS

A

N(TYP)

M(TYP)

PACCESSDOOR

HIGHVOLT

PANEL

FAN HEAT EXCHANGERINLET SECTION

(Filters Optional)COIL SECTION

MIXBOX SECTION(Filters Optional)

INLET HOOD

B

D E F G

H J

K

Q

RR1M1

13"

M

M(TYP)

N

M(TYP)

NOTE: See page 3 for horizontal plenum fan section dimensions.

Model Standard Fan

Single PlenumFan

Double Plenum Fan

AHeight

(in)

BWidth (in)

DStandard

Fan Length

DPlenum

Fan Length

D1Transition

EHEX Length

FCoil Section

Length

GFilter Section

Length

HMix Box Length

IDFD-750920-18C ANPA 16

ANPA 18 52 72 66 75 40 64 64 69 109922C

IDFD-1250

920-18C ANPA 20

ANPA 22

ANPA 25

57 78 72.00 90 40 76 76 69 113922C

925C

IDFD-1500

920-18C

ANPA 25

ANPA 28

ANPA 32

69 110 87.25 108 58 70 70 69 110

922C

925C

930C

936C

8500D-2000

922CANPA 25

ANPA 28

ANPA 32

ANPA 20

ANPA 22

ANPA 25

69 120 87.25 108 63 86 86 69 117925C

930C

936C

IDFD-2500

922C

ANPA 28

ANPA 32

ANPA 22

ANPA 2569 120 87.25 108 66 90 90 69 117

925C

930C

936C

IDFD-3000

925C

69 120 87.25 108 60 120 120 69 117930C ANPA 32 ANPA 25

936C

IDFD-4000930C

936C

ANPA 25

ANPA 28

ANPA 32

69 160 100 134 44 120 120 69 113

IDFD-5800930C ANPA 28

ANPA 3269 160 100 134 44 86 120 69 113

936C

3

M

P

A

N

N1

D

B

E

G

HR1

R

M1

Q

Z (MIN)

13.000

HIGHVOLTPANEL

ACCESSDOOR

FAN

HEAT EXCHANGER

MIXBOX SECTION(Filters Optional)

INLET SECTION(Filters Optional)

M(TYP)

M

NOTE: See image on the right for vertical plenum fan section dimensions. PLENUM FAN SECTION

B

D

M1

N

L

M

D1

FIELD JOINT

FAN TRANSITION

FIELD JOINT

B

D

M1

N

L

M

D1

FIELD JOINT

FAN

TRANSITION

FIELD JOINT

HORI

ZONT

AL S

ECTI

ONVE

RTIC

AL S

ECTI

ON

JIH

Length

KIH

Width

LStandard

LPlenum

MxM1Standard

MxM1Plenum

NStandard

NPlenum

N1Top & Bottom

PExhaust Diameter

QEnclosure

Depth

RxR1RA Size

ZMinimum Leg Height(Vertical Unit Only)

Discharge Location Fan Discharge Opening Discharge Location

66 7224.63

22.3824

24.75x22.7520x24

14.253

11.25

12.2510 30 40x48 36

27.25x27.25 15.25

86 75

27.63

25.38

23.38

15

15

15

24.75x22.75 30x48 14.25

3

11.25

12.25

13.5

10 30 44x54 3627.25x27.25 30x48 15.25

31.25x31.25 30x48 16.5

90 100

43.63

41.38

39.38

36.63

33.53

25

25

25

24.75x22.75 14.25

3

11.25

12.25

13.5

16.75

14.81

12 30 41x88 48

27.25x27.25 40x60 15.25

31.25x31.25 40x60 16.5

36.75x36.75 40x60 19.75

42.94x42.94 17.81

90 120

46.38

44.38

41.63

38.53

30

30

30

27.25x27.2540x60

40x60

40x60

15.25

3

12.25

13.5

16.75

14.81

12 30 48x84 4831.25x31.25 16.5

36.75x36.75 19.75

42.94x42.94 17.81

115 120

46.38

44.38

41.63

38.53

30

30

27.25x27.25 15.25

3

12.25

13.5

16.75

14.81

14 32 48x84 6031.25x31.25 40x60 16.5

36.75x36.75 40x60 19.75

42.94x42.94 17.81

115 120

44.38

41.63

38.53

30

31.25x31.25 16.5

3

13.5

16.75

14.81

14 32 48x84 6036.75x36.75 40x60 19.75

42.94x42.94 17.81

90 15061.63

58.53

38

38

38

36.75x36.75

42.94x42.75

63x84

63x84

63x84

19.75

17.813

16.75

14.8114 32 44x116 60

90 15061.63

58.53

38

38

36.75x36.75

42.94x42.94

63x84

63x84

19.75

17.813

16.75

14.8114 38 44x116 60

4

DISCHARGEON

E W

AYTH

REE

WAY

FOUR

WAY

2” (TYP)

A

B

C

D

• Discharge head must be field supported by others.• Discharge head has manually adjustable horizontal blades.• Vertical blades optional

IMPORTANT NOTES:

B

A

2.0(TYP)

C

D

D

C

2” (TYP)

2” (TYP)

12” (TYP)

AB

Dimensions (Plenum)Weight

Model A B C

750 20 24 7.5 110

1250 30 48 15.0 130

1500 48 60 18.8 210

2000 48 60 18.8 210

2500 48 60 18.8 210

3000 48 60 18.8 210

4000 84 63 21.4 250

5800 84 63 21.4 250

Dimensions (Forward Curve)WeightFan

Size A B C D

920-18 24.8 24.8 33.5 31.0 122

922 27.3 27.3 40.0 44.1 157

925 31.3 31.3 41.5 47.1 199

930 36.8 36.8 48.9 61.8 257

936 42.9 42.9 52.6 69.3 311

Dimensions (Forward Curve)WeightFan

Size A B C D

920-18 24.8 41.5 22.5 22.8 80

922 27.3 64.8 39.8 27.3 110

925 31.3 62.3 37.3 31.3 120

930 36.8 92.0 56.5 36.3 210

936 42.94 98.0 57.8 42.7 240

Dimensions (Forward Curve)WeightFan

Size A B C

920-18 24.8 24.8 30.8 119

922 27.3 27.3 33.3 132

925 31.3 31.3 37.3 151

930 36.8 36.8 42.8 176

936 42.9 42.9 48.9 208

Dimensions (Plenum)Weight

Model A B C D

750 20 27.3 13.8 24 110

1250 30 37.5 16.8 48 130

1500 48 55.8 22.1 60 210

2000 48 55.8 22.1 60 210

2500 48 55.8 22.1 60 210

3000 48 55.8 22.1 60 210

4000 84 99.0 49.0 63 250

5800 84 99.0 49.0 63 250

Dimensions (Plenum)Weight

Model A B C

750 20 24 12.0 56

1250 30 48 12.0 89

1500 48 60 12.0 164

2000 48 60 12.0 164

2500 48 60 12.0 164

3000 48 60 12.0 164

4000 84 63 12.0 260

5800 84 63 12.0 260

5

DISCHARGE PLATEDimensions

Fan Size A B C(min)

C(max)

920-18 37.0 35.1 18.0 27.0

922 39.8 39.6 18.0 27.0

925 43.3 43.6 25.0 38.0

930 48.7 48.7 30.0 45.0

936 55.0 55.0 36.0 54.0

1/2" x 13 Threaded rod and nuts

(Provided by Others)

Nuts and Washers

(Provided by Others)

ROOF CURB

Dimensions

Model WidthA

Forward Curve

D

PlenumD

PlenumOnlyD1

Heat Exchanger

E

CoilF

Inlet Section

G

MixboxH

750 67.5 61.4 45.5 40.0 64.0 64.0 69.0 109.0

1250 73.5 67.5 50.5 40.0 76.0 76.0 69.0 113.0

1500 105.5 82.1 59.5 58.0 70.0 70.0 69.0 110.0

2000 115.5 82.8 59.5 63.0 86.0 86.0 69.0 117.0

2500 115.5 82.8 59.5 66.0 90.0 90.0 69.0 117.0

3000 115.5 82.8 59.5 60.0 122.0 122.0 69.0 117.0

4000 155.5 82.8 95.5 44.0 122.0 122.0 69.0 113.0

5800 155.5 82.8 95.5 44.0 86.0 86.0 69.0 113.0A D

D1

E

G or H

19

1.53.0

F

HEATEXCHANGER

COIL

INLET SECTIONOR MIXBOX

TRANSITION

FAN

SPLIT ONLY ON4000 AND 5800MODELS

6

AB

C

LEGS

IMPORTANT NOTES:• All dimensions are in inches.• All weights are in pounds.

SERV

ICE

PLAT

FORM

SDimensions

WeightModel A

Platform ChannelB

Platform DepthC

Rail Height

750 72 74 42 445

1250 78 74 42 470

1500 110 74 42 540

2000 120 74 42 540

2500 120 74 42 540

3000 120 74 42 540

4000 160 74 42 565

5800 160 80 42 585

ModelHorizontal Upright

W/ Inlet Sectionor Mixbox

W/ CoilSection

All Configurations

Minimum Leg Height

750

Four Corner & Four Intermediate Legs

Four Corner & SixIntermediate Legs Four Corner Legs

36"

1250 36"

1500 48"

2000 48"

2500 60"

3000 60"

4000 60"

5800 60"

Leg HeightWeight (Each Leg)

Corner Intermediate

36 43 92

48 52 108

60 75 156

72 88 182

84 100 206

96 144 294

Bolt Two Corner Legs Together To Make An

Intermediate

Bottom Plate Bolts ToOutside Of Leg

Intermediate Leg

Corner Leg

NOTE:

7

DimensionsWeight

Model A B C D E F

920-18 30.0 27 1.5 26.1 27 8.0 131

922 42.0 39 1.5 30.6 39 8.0 214

925 44.0 41 1.5 34.6 41 8.0 254

930 55.0 52 1.5 39.8 52 8.0 365

936 64.0 61 1.5 64.0 61 8.0 683

DISCHARGE DAMPER

Model Size Quantity

750 24x24 9

1250 25x25 12

1500 25x25 16

2000 24x24 20

2500 24x24 20

3000 24x24 20

4000 25x25 24

5800 25x25 24FILT

ERS

FOR

INLE

T HOO

DC

E

C

D

ABC C F

OA

• Filter Sections, Filtered Mix Boxes use the same quantity and size.IMPORTANT NOTES:

FILTERS FOR FILTER SECTIONS

Filters

Model Size Quantity

750 20x60 6

1250 20x60 81500 20x100 82000 20x120 8

2500 20x120 8

3000 20x120 8

4000 20x140 8

5800 20x140 8

Printed in U.S.A. WRIDFDDSGNA 0419 Rev D

This product is not for residential use.

This document is intended to assist licensed professionals in the exercise of their professional judgment.

© 2019 Specifi ed Air SoulutionsAll rights reserved. No part of this work covered by the copyrights herein may be reproduced or copied in any form or by any means – graphic, electronic, or mechanical, including photocopying, recording, taping, or information storage and retrieval systems – without written permission of Specifi ed Air Solutions.

Weather-Rite1100 Seven Mile Road NWComstock Park, MI 49321Telephone: +1.616.784.0500Fax: +1.616.784.0435www.weather-rite.com

*5800 Cabinet Size Not ETL Listed. Consult Factory for Details.

GAS HEATING ONLY