That is Oriented Strand Board (OSB), typically used for sheathing. Looks like it has been used exposed to weather, which is not its intended use. There is no reasonable repair for that, other than r ... read more
Generac, Kohler and Briggs Stratton control about 90% of the residential standby generator market in the US. All three are established manufacturers with broad and reliable product lines. A more imp ... read more