How about making a double bottom hammock, and sew the down pockets on the
bottom layer. The upper layer could be 1.9 oz ripstop, and use 1.1 oz for
the lower layer with the down pockets. This arrangement would aloso have the
advantage of a pocket to put a pad in if needed.
> Here is the idea: Cut a standard 1.9 oz ripstop Speer, except make it 48
> wide. Sew 3 inch thick baffles parallel with the long edge of the
> make the pad of down the full 48 inches wide and 48 inches long.
> With most of the sewing perforations parallel to the long edge of the
> there is little cause for the material to rip. I have not been able to
> eliminate two lines of stitching crossing the hammock and I do not know
> weakness this will cause. My calculations call for 8 oz 800+ down. The
> will be usable year round and will not require a pad.