DAYTON 4C835 39 In.H-W 5.75 In.L Aluminum Fan Wall Shutter Damper Application Backdraft For Nominal Duct Diameter Not Applicable Frame Material Aluminum Number of Panels 2 Maximum Air Velocity 2500 fpm Overall Height 39 in Rough Opening Diameter 36 1/2 in Rough Opening Shape Square Fits Fan Diameter 36 in For Duct Shape Not Applicable Free Area 7.1 sq ft Overall Width 39 in Frame Material Thickness 0.8 in Overall Length 5 3/4 in Connection Type Not Applicable Frame Depth 2 1/2 in
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Frequently Asked Questions
Shipping
How long is the lead time for this product?
Lead times vary depending on stock availability, supplier location and freight method.
Orders processed here will take 10 - 14 business days to arrive. Overseas deliveries can take anywhere from 14 - 21 days.
Estimated lead time for this product: 14 Days.
Do you ship overseas?
At this time, our shipping is limited to Australia only.
Can I return my product?
We always aim for make sure our customers love our products, but if you do need to return an order, we’re happy to help. Just email us directly and we’ll take you through the process.
View our refund and return policy here
What shipping carriers do you use?
We use suitable freight partners based on item size, weight, urgency and destination.
View our Shipping Policy here
Product
Can I get my product personalised?
It depends on the creator and the product. All options are outlined on the product page, so look out for customisation options there.