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Portals Plus 71028 Breather 'Vent' Aluminum One Way Standard 25ct

• Furnish and install Portals Plus Standard Aluminum Vent at a spacing of one per 1000 square feet. 
• The Aluminum Vent offers .050 spun aluminum with a base flange diameter of 12" and a height of no less than 9". 
• The standpipe has a 4.25" base opening and a 2.75" counter flashing rain cap that is a locking, vandal-proof type.

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