ANSWER – Your grout should not be coming loose and not hardening. It sounds like your grout joints might be too narrow to easily allow the grout to fill it. Depending on the type of tile…
ANSWER – If the existing ceramic tiles are well bonded (attached) to its substrate you can bond over them with the new tile, although the new tile bond will be no better than the attachment of the…
ANSWER – Hopefully your installers placed a vapor barrier under your basement slab before they poured it, to control the flow of moisture. Plus, after the installation, you should make sure you have adequate air…
ANSWER – You could probably install some type of heating device on the bottom of the wood subfloor between your joists, but I wouldn’t expect it would be very effective. Wood is not a good…
ANSWER – Ceramic Tile debonding is always due to compounding deficiencies. The primary deficiency is an inadequate bond that can be due to a variety of reasons. Movement then can compound the condition as the deficient…
ANSWER – There are types of sealers called enhancers. You could review those types of products and see what recommendations or limitations they offer for going over an impervious glazed porcelain tile. They might work…