Is a moisture barrier required in addition to sprayed foam insulation?

Most design professionals understand the importance of using a vapor retarder below a concrete slab-on-grade to deter water vapor from migrating into the building through the slab, and damaging moisture-sensitive floor finishes and equipment.

Do you have specifications for flush wood doors that reference both AWI Section 1300 and the WDMA I.S.1A-04 standards? Has this caused you problems in the bidding stage or worse yet, after doors have arrived at the jobsite?

COR-TEN and other weathering steel alloys are popular among architects for their rusty appearance, which is caused by the actual rusting of the metal.