Learn how to convert a song to a different file format and keep a copy of the original. You can use iTunes to convert song files between compressed and uncompressed formats. For example, you might want to import some uncompressed files into iTunes as compressed files to save disk space. Examples of compressed formats are MP3 and Apple Lossless Encoder. Examples of uncompressed formats are AIFF or WAV.
emilynewhomeMay 1, 2008. My builder wants to use 'oriented strand board' for the roof decking. He says it's superior to plywood due to the marine glue used and interlocking strands.We are using OSB on the walls. My online research recommends plywood as it is smoother and gives a better base for shingle layment.
Roof Sheathing Materials and More. The skeleton of a roof is formed with rafters or trusses, generally spaced 16 inches or 24 inches apart from the center of one rafter to the center of the next. To stabilize the rafters, support the roofing material, and hold the entire roof together, roof sheathing is installed.