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Plywood Underlayment Direction

Impact of Plywood Underlayment Direction¹

By Frank Woeste and Peter Nielsen

Beginning in 2007, the TCA Handbook for Ceramic Tile Installation listed in bold print the following requirement for two-layer wood sheathing installation methods:

  • face grain of plywood shall run perpendicular to joists for maximum stiffness.

Should the tile contractor or other interested parties be concerned whether or not the plywood underlayment runs perpendicular to the joists? Read More

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Ceramic & Stone Tile Underlayments

Of the entire inventory of floor covering products on today’s market, ceramic and stone tiles probably lend themselves more to do-it-yourself home improvement projects than almost any other flooring product but there are rules and special underlayments required to insure a proper and lasting installation.

Tile in its elementary form is easy to install. It doesn’t take long to get the hang of it, however if you research installing ceramic tile you will find that the techniques are many and there are in fact absolute rules that should be followed to insure a suitable return on your investment. Read More