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CONTRACTOR:
Nailor Industries Inc. reserves the right to change any information concerning product or pricing without notice.
Page 1 of 2.
Dimensions are in inches (mm).
DATE
B SERIES
SUPERSEDES DRAWING NO.
3 - 30 - 17
3100
1 - 3 - 12
D31HWC-1
SINGLE DUCT TERMINAL UNIT
HOT WATER REHEAT COILS
FOR USE WITH MODELS: (D, A or P) 31RW
MODEL SERIES: 31HWC
W
A
D
L
1/4" (6)
TYP
H
1 1/8" (29) MAX
C
B
Description:
• 0.0045" (0.11) Aluminum sine-wave corrugation and rippled
fins, 10 fins per inch.
• 1/2" (13) O.D. copper tubes, 0.016" (0.41) wall thickness.
• 20 ga. (1.00) galvanized steel casing.
• 1/2" (13), 7/8" (22) or 1 3/8" (35) O.D. copper male solder sweat
connections.
• Connection is slip and drive to ductwork, both sides.
• Leakage tested to 360 psi (2481 kPa).
• AHRI Certified.
Dimensional Data
Unit
Size
W
H
1 Row
2 Row
Part No.
L
A
B
C
D
Part No.
L
A
B
C
D
4, 5, 6
12 (305) 7 1/2 (191) V31HWC106 5 1/2 (114) 3 1/2 (89) 9/16 (14) 3/16 (5) 1/2 (13) V31HWC206 5 1/2 (114) 3 1/2 (89) 9/16 (14) 9/16 (14) 7/8 (22)
7, 8
12 (305)
10 (254) V31HWC108 5 1/2 (114) 3 1/2 (89) 3/8 (10)
1 (25) 1/2 (13) V31HWC208 5 1/2 (114) 3 1/2 (89) 3/8 (10) 3/8 (10) 7/8 (22)
9, 10
14 (356) 12 1/2 (318) V31HWC110 5 (127)
3 (76) 13/32 (10) 1 1/32 (26) 1/2 (13) V31HWC210 5 (127)
3 1/2 (89) 3/8 (10) 3/8 (10) 7/8 (22)
12
16 (406)
15 (381) V31HWC112 5 1/2 (114) 3 1/2 (89) 3/8 (10)
1 (25) 7/8 (22) V31HWC212 5 1/2 (114) 3 1/2 (89) 3/8 (10) 3/8 (10) 7/8 (22)
14
20 (508) 17 1/2 (445) V31HWC114 5 1/2 (114) 3 1/2 (89) 3/8 (10)
1 (25)
7/8 (22) V31HWC214 5 1/2 (114) 4 3/4 (121) 7/8 (22) 7/8 (22) 7/8 (22)
16
24 (610) 17 1/2 (445) V31HWC116 5 1/2 (114) 3 1/2 (89) 9/16 (14) 1 3/16 (30) 7/8 (22) V31HWC216 5 1/2 (114) 4 3/4 (121) 7/8 (22) 7/8 (22) 7/8 (22)
24 x 16
17 1/2 (445) 38 (965) V31HWC124 5 (127) 4 3/4 (121) 9/16 (14) 1 3/16 (30) 7/8 (22) V31HWC224 5 (127) 4 3/4 (121) 7/8 (22) 7/8 (22) 7/8 (22)
Unit
Size
W
H
3 Row
4 Row
Part No.
L
A
B
C
D
Part No.
L
A
B
C
D
4, 5, 6
12 (305) 7 1/2 (191) V31HWC306 7 1/2 (191) 4 (102) 1 3/16 (30) 9/16 (14) 7/8 (22) V31HWC406 7 1/2 (191) 4 (102) 1 3/16 (30) 9/16 (14) 7/8 (22)
7, 8
12 (305) 10 (254) V31HWC308 7 1/2 (191) 4 3/4 (121) 7/8 (22)
7/8 (22)
7/8 (22) V31HWC408 7 1/2 (191) 4 1/4 (108) 11/16 (17) 11/16 (17) 7/8 (22)
9, 10
14 (356) 12 1/2 (318) V31HWC310 7 1/2 (191) 4 1/4 (108) 11/16 (17) 11/16 (17) 7/8 (22) V31HWC410 7 1/2 (191) 4 1/4 (108) 11/16 (17) 11/16 (17) 7/8 (22)
12
16 (406) 15 (381) V31HWC312 7 1/2 (191) 4 1/4 (108) 23/32 (18) 23/32 (18) 7/8 (22) V31HWC412 7 1/2 (191) 4 (102) 23/32 (18) 23/32 (18) 7/8 (22)
14
20 (508) 17 1/2 (445) V31HWC314 7 1/2 (191) 4 3/4 (121) 7/8 (22)
7/8 (22)
7/8 (22) V31HWC414 7 1/2 (191) 4 (102)
7/8 (22)
7/8 (22)
7/8 (22)
16
24 (610) 17 1/2 (445) V31HWC316 7 1/2 (191) 4 3/4 (121) 7/8 (22)
7/8 (22)
7/8 (22) V31HWC416 7 1/2 (191) 4 (102)
7/8 (22)
7/8 (22)
7/8 (22)
24 x 16
38 (965) 17 1/2 (445) V31HWC324 7 1/2 (191) 4 3/4 (121) 1 1/8 (29) 1 1/8 (29) 1 3/8 (35) V31HWC424 7 1/2 (191) 4 3/4 (121) 1 1/8 (29) 1 1/8 (29) 1 3/8 (35)