Very high levels of AST (more than 10 times normal) are usually due to acute hepatitis, sometimes due to a viral infection. With acute hepatitis, AST levels usually stay high for about 1-2 months but can take as long as 3-6 months to return to normal.
MFMA recommends the relative humidity level for a concrete slab for a non-glue-down maple floor system be 85% or lower and for glue down systems the concrete slab relative humidity level should be 75% or lower before installation.
Check the humidity levels in the rooms where you have your hardwood floors installed using a humidistat or a hydrometer â theyâre both available in hardware stores or home centers. If the humidity levels are beyond the 35% â 55% range, then make adjustments. If the levels are too high, use a dehumidifier or turn up the air conditioning.