Do I have to completely remove the old carpet adhesive before laying new carpet on a concrete subfloor?

Not removing the old carpet adhesive will cause problems down the line when you try to install the new pad or moisture barrier, ranging from lumpiness to non-adhesion to air bubbles and non-sealing. Removing the old carpet adhesive may seem like a bother right now but you will gain a great deal in quality and durability if you do it. There are a number of products and techniques that will help you get this over with. Take a look at Bob Vila's advice on <a rel="nofollow" href="http://bobvila.com">bobvila.com</a> Sources: <a rel="nofollow" href="http://www.bobvila.com/wwwboard/messages/25272.html">http://www.bobvila.com/wwwboard/messages/25272.  more

Removing old carpeting can reveal a hidden treasure of beautiful flooring underneath. Unfortunately, if your carpet was glued down, this beautiful treasure is covered with a layer of hard, crusty crud. Luckily, this is removable, from virtually every surface, with the right tools and a good dose of patience and hard work. Sources: <a rel="nofollow" href="http://www.howtocleanstuff.net/floors-and-carpet/floors/how-to-remove-carpet-glue-from-flooring/">http://www.howtocleanstuff.  more

Not removing the old carpet adhesive will cause problems down the line when you try to install the new pad or moisture barrier, ranging from lumpiness to non-adhesion to air bubbles and non-sealing. Removing the old carpet adhesive may seem like a bother right now but you will gain a great deal in quality and durability if you do it. There are a number of products and techniques that will help you get this over with.  more

Removing old carpeting can reveal a hidden treasure of beautiful flooring underneath. Unfortunately, if your carpet was glued down, this beautiful treasure is covered with a layer of hard, crusty crud. Luckily, this is removable, from virtually every surface, with the right tools and a good dose of patience and hard work.  more