Sieve housings are constructed of kiln dried
maple and birch plywood with painted exterior finish or finished with moisture resistant lacquer.
The reason for the lack of concern is that C&D wood is kiln dried
and not from trees, and that any company making mulch that accepts trees is grinding the material down to a 1-inch minus size.
Premium deck boards, like cedar, are often kiln dried
as well, but ask when you buy or look for a kiln-dried stamp or label.
The strips are then kiln dried
and laminated into solid boards that are milled for flooring.
The Ignace mill will produce rough, green lumber which will be kiln dried
and planed by the new plant at Fort William.