502 Soler Palau-USA Automatic Wall Shutter-single Panel For Use With Direct Or Belt Drive Exhaust Fans Features Galvanized Steel Frame With Aluminum Blades And 2000 FPM Maximum Free Area Velocity (Sizes Available From 10"W X 10"H To 24"W X 24"H)

Galvanized Steel frame with aluminum blades
Maximum free area velocity - 2000 fpm
Use with direct or belt drive exhaust fans
For vertical mounting only

502010
Panel Size (A x B): 10 x 10
Est. Shipping Weight (lbs): 3.5
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502012
Panel Size (A x B):12 x 12
Est. Shipping Weight (lbs): 4
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502016
Panel Size (A x B):16 x 16
Est. Shipping Weight (lbs): 5.5
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502020
Panel Size (A x B):20 x 20
Est. Shipping Weight (lbs): 7
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502024
Panel Size (A x B): 24 x 24
Est. Shipping Weight (lbs): 9.5
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Sizes available: 10"W x 10"H to 24"W x 24"H

Submittal,https://cdn.shopify.com/s/files/1/2778/3864/files/sub-502.pdf?v=1654710233