A high snow-load ridge ventilator includes a pair of support brackets, a perforated support, a ridge cover and a plurality of cover spacers. A bottom of one support bracket is attached to one side of a ventilation opening and a bottom of the other support bracket is attached to the other side of the ventilation opening. A plurality of perforated support spacers may be attached to the roof along a length of a pair of support brackets to provide additional load carrying capability. The perforated support is a formed plate with a plurality of perforated openings. The perforated support is attached to a top of the pair of support brackets. The plurality of cover spacers are attached to a top of the perforated support. The ridge cover includes snap clips that are sized to receive snap flanges extending from the perforated support.