Lower cost, compared to traditional ridge vent.

No need to increase the load-carrying ability of steel structure.

Switch available. As the exhaust vents close in the winter, indoor temperature will become warmer.

Mounting places are flexible. The length of ventilator can be designed, depending on the requirement.

NV800 Ventilator is mounted in parallel with the roof, which can lower wind pressure and potential of destroyed by hurricane.

Easy to cause air convection, which can provide a better working environment, since the distance between intake vent and exhaust vent is short.

NV800 Ventilators can also provide lighting. In this way, skylight sheets can be replaced instead of being fixed in a traditional way, which will cause leaking problem that usually happen at the joint places