MARINE & OFFSHORE EQUIPMENT
- Dredging Equipment
- Marine Deck Machinery
-
Marine Mooring Equipment
-
Marine Anchor
- AC-14 HHP Anchor
- Admiralty Anchor
- Beldt Stockless Anchor
- Bruce Anchor
- Spek Anchor
- Danforth HHP Anchor
- Delta High Holding Power Anchor
- GB11579-89 Light Weight Anchor
- Hall Anchor
- High Holding Power Mastrosov Anchor
- Hot Dip Galvanized Anchor
- Japan Stock Anchor
- JIS Stockless Anchor
- Pool Anchor
- Single Fluke Anchor
- Stainless Steel Anchor
- Stevpris MK5 Anchor
- Stingray Anchor
- US Navy Stockless Anchor
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Marine Anchor Chain
-
Marine Shackle
- Kenter Shackle
- D Type Joining Shackle
- Pear Shaped Shackle
- Anchor Swivel Shackle Type A
- Anchor Swivel Shackle Type B
- Buoy Shackle Type A
- Buoy Shackle Type B
- C Type Detachable Connecting Link
- D Shackle
- Forelock Shackle
- Anchor Chain Swivel Group
- Straight Shackle
- Anchor Shackle
- Marine Triangle Plate
- Anchor Chain Swivel
- Anchor Chain Joining Shackle
- Anchor Chain End Shackle
- Slim Kenter Shackle
-
Chain Chaser
-
Marine Bollard
-
Marine Chock
-
Marine Fairlead
-
Marine Chain Stopper
-
Marine Mooring Reel
-
Marine Towing Bracket
-
Mooring Rope
-
Marine Towing Hook
-
Marine Shark Jaw
- Marine Fender
-
Marine Buoy
- Marine Floating Pontoon Dock
-
Marine Anchor
- Aquaculture Equipment
- Marine Outfitting Equipment
- Marine Propulsion System
-
Marine Painting
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Marine Auxiliary Machinery
- Marine Air Compressor
- Marine Air Receiver
- Marine Sewage Treatment Plant
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Marine Diesel Generator Set
- Marine Oil Water Separator
- Ballast Water Management System
- Marine Hydrophore
- Marine Calorifier
- Seawater Desalination Plant
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Marine Oil Separator
- Marine Fuel Oil Supply Unit
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Marine Hot Well Unit
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Marine Incinerator
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Marine Boiler
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Marine Valve
- JIS Marine Valve
- DIN Marine Valve
- ANSI Marine Valve
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Marine Gate Valve
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Marine Globe Valve
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Marine Angle Globe Valve
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Marine SDNR Valve
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Marine Angle SDNR Valve
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Marine Check Valve
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Marine Storm Valve
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Marine Butterfly Valve
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Marine Quick Closing Valve
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Marine Fire Valve
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Marine Self Closing Valve
- Marine Valve Accessories
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Marine Pump
- Marine Centrifugal Pump
- Marine Screw Pump
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Marine Gear Pump
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Marine Vortex Pump
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Marine Ejector Pump
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Marine Diaphragm Pump
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Marine Piston Pump
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Marine Fire Pump
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Marine Emergency Fire Pump
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Marine External Fire Pump
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Marine Ballast Water Pump
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Marine Fuel Pump
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Marine Lubricating Oil Pump
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Marine Bilge Pump
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Marine Sewage Pump
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Marine Domestic Water Pump
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Marine General Pump
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Marine Cargo Oil Pump
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Marine Hand Pump
- Marine Pump Parts
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Labour Protection Appliance
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Marine Anode
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INDUSTRY EQUIPMENT
- Hoisting Equipment
- Welding Machine & Material
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Cutting Machine
- Container Securing Fitting
- Link Chain
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Diesel Generator Set
- Other Equipment and Tools
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Earthwork Teeth
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Turnbuckle
STOCK LIST
Contacts
Tel:+86-23-67956606
FAX:+86-23-67956622
Email:manager@cqhisea.com
Working Time: 9:00--17:00
Working Day: Monday to Friday Website: www.cqhisea.com
Gooseneck Ventilation
Gooseneck Ventilation
Introduction:
Gooseneck ventilation, also known as gooseneck vents or gooseneck exhausts, refers to a type of ventilation system commonly used in buildings and structures to provide air circulation and control the flow of exhaust gases. The name "gooseneck" originates from the characteristic shape of the vent, which resembles the curved neck of a goose.
Gooseneck vents are typically made of metal, such as galvanized steel or aluminum, and are designed to be weatherproof and durable. They consist of a curved pipe that extends vertically from the building's roof and is open at both ends. The bottom end of the gooseneck vent is usually attached to an exhaust fan or other ventilation equipment, while the upper end is left open to allow the escape of stale air, smoke, fumes, or other unwanted gases.
The curved design of gooseneck vents serves multiple purposes. First, it helps to prevent rainwater or other precipitation from entering the ventilation system while still allowing air to flow freely. The curve directs the water away from the opening, reducing the risk of leaks or damage. Second, the shape of the vent helps to create a natural upward draft, enhancing the exhaust efficiency by utilizing the stack effect. As warm air rises, it creates a suction effect that draws in fresh air from the lower levels, improving ventilation and air circulation within the building.
Gooseneck ventilation is commonly used in various applications, including industrial buildings, commercial facilities, warehouses, kitchens, laboratories, and other spaces where proper air exchange and removal of pollutants or odors are essential. They are particularly useful in environments where exhaust fans or mechanical ventilation systems are installed to remove contaminants or maintain a comfortable indoor climate.
In addition to their functional benefits, gooseneck vents can also be aesthetically pleasing, as they can be customized to match the architectural style of the building. Different finishes, colors, and materials are available to ensure that the gooseneck vents blend seamlessly with the overall design while still providing efficient ventilation.
Overall, gooseneck ventilation systems play a vital role in maintaining air quality and promoting a healthy indoor environment by effectively removing unwanted gases and promoting proper air circulation.
Specification:
DN
airduct
Cover
padding
press plate
D
t
D1
t1
D1
D2
D2
D3
D4
100
108
4
118
6
118
48
48
78
63
114
6
124
8
124
54
54
84
69
8
150
159
4.5
170
6
170
100
100
130
115
168
6
178
8
178
108
108
138
123
8
200
203
6
213
6
213
143
143
173
158
219
6
229
8
229
159
159
189
174
8
250
245
6.5
255
6
255
185
185
215
200
273
6.5
283
8
283
213
213
243
228
8
300
299
7.5
309
6
309
239
239
269
254
325
7.5
335
8
335
265
265
295
280
9