"People should also watch out that the salvaged boards haven't been sanded too much before, because then they won't have very much thickness left above the tongue, and you can get cracks appearing above the groove," says Thor. "Imagine where the groove is - if it's too thin above the groove that little piece http://project12.herobo.com of wood will crack." As with new floorboards, it's important to check that recycled hardwood has been stored correctly before you buy them. "For example, find out if they've been under cover, or if they've been rained on in the demolition process," says Thor. http://superrr.hostzi.com