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Dial 78317 Multi-pitch Roof Jack, 18" X 18", For 3,000 To 4,500 Cfm |
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$105.38/ea
Save 48% ·
Retail: $203.75
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About the Dial 78317The Dial 78317 18" Multi-Pitch Roof Jack with Damper is a highly-reliable, durable product from Dial. This adjustable roof jack is ideal for the installation of all major brands of residential ducted downdraft coolers. It's made with 28-gauge galvanized sheet metal, and it includes a slide-in "winterizer" damper. It's rails are preinstalled to support an optional Max Aire barometric damper. It's flanged and adjustable for flat roofs and for roofs pitched up to 6/12. |
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