Spinning roof ventilator on a roof.

The Importance of Proper Roof Ventilation

You might think that having a hole in your roof is a bad thing, but this is not always the case. In fact, local San Antonio building codes actually insist that you have some. Of course we are not talking about the kind where the sun shines down and the rain pours in, but are instead referring to the various bug-and-weather-proof vents that are built into your attic for the purpose of roof ventilation.