Originally Posted by J23
...Sistering with deeper 2x's (say, 2x10s) is certainly do-able...



A complete waste of time and materials.

Since it stays dry, don't worry about the frost line. Just get something underneath to split the span.

"There's more to optics than meets the eye."--anon

"...most of us would be better off losing half a pound around the waist than half a pound on our rifle."--dhg