main vent

main vent

The principal artery of the venting system to which vent branches may be connected; also called vent stack.

vent stack, main vent

vent stack
A vertical vent pipe installed primarily for the purpose of providing
References in periodicals archive ?
"It was a grill fire and it never got into the main vent area," said Burton
Once the wind-free AC achieves the desired temperature using fast cooling, the air conditioner's main vent closes and air flows out of the machine through 21,000 micro holes present on the body of the device.
Investigation revealed a plugged fuel system main vent line, plugged vent interconnect line at left tank and a restricted right vented fuel cap (p/n C156003-0101).
One small quibble though concerned the air con as getting a refreshing breeze blowing towards the car's occupants proved difficult as the main vent is situated on top of the dashboard, so sending air up to the roof rather than out to the cabin.
They include the impressive Royal Ascot winner Pique Sous, who is among 60 entries for the main vent - Saturday's John Smith's Northumberland Plate.
It slowly rises through the volcano's main vent. Magma travels up this verticle tube to reach the surface.
It rises through the volcano's main vent, or vertical tube that connects to the surface.
The fire in the manufacturing site's main vent and piping was caused by a faulty extractor fan.
Investigation revealed a plugged fuel system main vent line, plugged vent interconnect line at the left tank and a restricted right tank vented fuel cap (p/n C156003-0101).
As an alternative, most plumbers recommend a special type of vent (photo right) that loops as high as it can go inside the cabinet before heading under the floor and over to the main vent in the wall.
The vent system runs upward and either connects to the main vent system or runs up through the roof separately.