Tjernlund 950-8303 UnderAire Steel Crawl Space Vent, Morning Star Pattern, 18" x 10" Screen (Vent Screen Only)
The UnderAire crawl space vents can be used to provide foundations with passive ventilation or can be used along with a fan-powered crawl space ventilator for maximum effectiveness.TM crawl space vents can be used to provide foundations with passive ventilation or can be used along with a fan-powered crawl space ventilator for maximum effectiveness.