Other causes of high iron levels would be: Cooking in iron pots or pans. Cooking acidic foods in these types of pots or pans will cause even higher levels of iron absorption. Eating processed food products like cereals and white breads that are fortified' with iron.
Basement Soffits & drops are easy to build using 2X2âs and Â½â OSB plywood. Not much to how to build them as you rip the plywood to the desired height which can be determined by the lowest duct height allowing space for framed material under the duct as well. Snap a chaulk line where youâll place the 2X2.
Thickness Requirements. OSB doesn't hold nails as well as plywood, so an OSB subfloor needs to be thicker. If the joists are spaced 16 inches on centers or less, the minimum required thicknesses are 5/8 inches for plywood and 23/32 inches for OSB.hether you're installing a hardwood floor on the first or second floor of a building, you need a solid subfloor that won't sag and that will hold nails. The two materials that most builders use are plywood and oriented strand board (OSB).