Pemko has a minimum order requirement. Orders smaller than the required minimum have a longer lead time as we need to consolidate onto a "stock" order. If you need a faster lead time, simply exceed the minimum order amount.
80" Mill Aluminum Sill Extender Residential Threshold
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Or are you asking for the wall thickness of the aluminum? If so, I would guess .07"
Please let us know if there is anything else we can help with.