Rig Ventilators

These rig ventilators are produced from using high grade raw material, which is a type of vent installed at the peak of a sloped roof which allows warm, humid air to escape a buildinga s attic. Its revolutionary design encompasses duo and having withstanding capacity up to the wind speed 120/hr and doesna t require his system does not require energy like electricity, generator, u.p.s.and battery back up.