Improved to increase airflow for easier opening and closing
Protects from structural damage because of temperature/pressure build up
Compensates for air expansion and contraction
Heated model available for freezer applications
Material: Body - All metal parts are aluminium. Internal sleeve - self-extinguishing Lexan
UL Listing: File No. E57306
Diameter: See ordering information
Length: Standard for 101.6mm (4") wall thickness; other lengths available. Specify exact wall thickness; we will convert to our part number
Mounting: May be mounted through wall or ceiling. Drilled for 4.0mm (No. 8) screws
Electrical Requirements: See ordering information
Product Code
Description
1830000004
Heated Vent, 23W, 0.2A @ 115VAC
1830000008
Heated Vent, 23W, 0.1A @ 220VAC
1830000016
Heated Vent, 20W, 0.8A @ 24VAC
NOTE: These ventilators are for a 101.6mm (4") thick wall. When other length is required, specify exact wall thickness. We will convert your individual requirement into our part number
1825 / 1830 Series Ventilator Quantity Selector
Size of Cooler (ft)
Volume of Cooler (cubic ft)
Number of Ventilators Required
-17.8°C to -12.2°C (0°F to 10°F)
-34°C to -17.8°C (-30°F to 0°F)
1830
1832
1830
1832
5x5x7
175
1
1
1
1
10x10x7
700
1
1
1
1
15x15x7
1575
1
1
1
1
20x20x7
2800
1
1
2
1
25x25x7
4375
2
1
3
2
30x30x7
6300
2
1
3
2
35x35x7
8575
2
1
3
2
40x40x7
11200
3
2
4
2
45x45x7
14175
3
2
4
2
50x50x7
17500
4
2
5
3
55x55x7
21175
4
2
6
3
60x60x7
25200
5
3
7
4
Performance Test of 1830 Heated Vent vs 1832 Hi-Flow Heated Vent
