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Navy Standards Ventilation Duct Heaters

Valad has manufactured Vent Duct Heaters for 60 years. Our specialty is marine and customized commercial applications. Valad uses the highest grade materials to assure our customers of the finest quality product. We carry a large inventory of Vent Duct Heaters in order to keep lead time to a minimum. Valad manufactures custom sizes to meet individual applications and our engineering staff will assist in your needs, regardless of quantity.

Vent Duct Heaters are manufactured per USCG, IEEE 45 Navy and UL guidelines. Valad’s Vent Duct Heaters are aboard the USS New Jersey and other naval vessels.

Units have been shock tested to MIL-S-901C and vibration tested to MIL-STD 167.

Sizing I/A/W MIL-H-22594A

 

Specifications
Type51
51A
52
52A
53
53A
54
55
56
57
58
59
60
61
Type L (Units Supplied with Flat Oval Tubing)VDH21
VDH22
VDH23
VDH24
VDH25
VDH26
VDH27
VDH28
VDH29
VDH30
VDH31
VDH32
VDH33
VDH34
Type L (Units Supplied with Monel Round Finned Tubing)EH21
EH22
EH23
EH24
EH25
EH26
EH27
EH28
EH29
Type M (Units Supplied with Flat Finned Oval Tubing)VDH20
VDH21
VDH22
VDH23
VDH24
VDH25
VDH26
VDH27
VDH28
VDH29
VDH30
VDH31
VDH32
VDH33
VDH34
Type M (Units Supplied with Monel Round Finned Tubing)EH20
EH21
EH22
EH23
EH24
EH25
EH26
EH27
EH28
EH29
Type H (Units Supplied with Flat Finned Oval Tubing)VDH19
VDH20
VDH21
VDH22
VDH23
VDH24
VDH25
VDH26
VDH27
VDH28
VDH29
VDH30
VDH31
VDH32
VDH33
VDH34
Type H (Units Supplied with Monel Round Finned Tubing)EH19
EH20
EH21
EH22
EH23
EH24
EH25
EH26
EH27
EH28
EH29
Wattage0.5 kW
0.58 kW
0.65 kW
0.8 kW
1.0 kW
1.2 kW
1.26 kW
1.52 kW
1.8 kW
1.9 kW
1.93 kW
10.8 kW
12.3 kW
13.4 kW
13.5 kW
15.3 kW
16.2 kW
17.2 kW
18.2 kW
18.3 kW
2.7 kW
2.9 kW
20.0 kW
23.5 kW
24.3 kW
27.3 kW
28.5 kW
3.0 kW
3.6 kW
3.74 kW
30.2 kW
33.9 kW
36.0 kW
36.2 kW
4.5 kW
4.59 kW
45.0 kW
46.4 kW
5.4 kW
5.5 kW
5.74 kW
50.5 kW
53.8 kW
56.3 kW
6.76 kW
69.2 kW
7.2 kW
8.5 kW
84.0 kW
9.1 kW
9.26 kW
Phase1 PH
3 PH
Length12 in
14 in
18 in
22 in
30 in
33 in
36 in
42 in
56 in
6 in
8 in
9 in
Width12-1/4 in
15-1/4 in
16 in
16-3/4 in
18-1/4 in
18-3/4 in
3-1/4 in
4 in
6 in
6-1/4 in
8 in
9-1/4 in
Depth5-3/4 in
6 in
8 in
Size19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
Dim. C13 in
15 in
16 in
20 in
29 in
38 in
39 in
51 in
66 in
Construction16 GA 302/304 stainless steel frame and terminal box

All units equipped with Hi-Limit thermostat

Flange frame design: 1.5" flange with .406 mounting holes on 3"

centers with center hole on 2" center

Heating elements 302/304 flat oval tube with fins furnace brazed to sheath

Heating elements hermetically sealed
NotesSize Type 35 thru 38 call factory. Size Type 35 thru 38 call factory. KW and voltages. I.E.: 220, 380v, 1 or 3 phase staging available.

Units can be supplied with top control box, for use with contactors, transformers, etc. Control box section.

Some units’ controls can be put inside the existing terminal box. Call for assistance.
Suggested ApplicationsNavy
CertificationsI/A/W MIL-H-22594A

MIL-STD-167

MIL-STD-901C
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Product Details