Used to connect ventilation ducting to outlet or inlet vents on a walls or other surface
Wall Spigots / Flanges
These useful pieces of grow room ventilation equipment are used to connect ventilation ducting to outlet or inlet vents on a wall or other surface. In essence, a spigot is a cylinder of metal with a flange attached to it to enable secure fixing to a surface.
The flange is secured to the wall and the ducting is connected to the cylinder with duct tape or duct clamps.