Saturday, 14 December 2013

Roofing Dallas Texas Ventilation Requirements

By Eugenia Dickerson


Your roofing Dallas Texas is an important part of your home and care should be taken when making decisions regarding it. An important aspect of the design of the roof of your home is that it provides adequate ventilation. Inadequate ventilation can lead to the accumulation of moisture which will cause damage to the deck of the roof. Inadequate roof ventilation could be detrimental to the health of you and your family.

In roofing, the standard requirement for ventilation is a square foot of incoming to a square foot of outgoing ventilation. This is based on 300 square feet of attic space. This applies if vapor barrier insulation has been applied. If the insulation was done without a vapor barrier, the requirement should be doubled.

There are a host of reasons why your roof should have adequate ventilation. Enough ventilation will cool down the area in the attic. It will allow your home to become more energy efficient and this could be a massive cost saving to you. The incidence of fire is reduced in the roof area. It prevents the build-up of condensation and moisture on the inside section of the roof decking. This prevents rotting of the wood on the deck.

If you decided to go the route of hiring a roofing Dallas Texas company to consult on ventilation, you will be offered a range of vent types. Roofers will offer you roof ridge vents which are normally placed on the ridge line of your home's roof. Ridge vents are suitable for the outflow of heat, stale air and moisture. Eaves and soft fit vents are normally placed at the lower edge of the roof. It is suitable for the inflow of air.

In the past, most homes were not as well sealed as newer homes are. You often found opening and cracks, particularly around windows and doors. This is what allowed the inflow of air into the home. As hot air is known to rise, the heat and moisture accumulation inside the house would rise up to the attic and exit via the roof vents that were placed there.

If the roof does not have adequate ventilation, this moisture that goes into the attic and the warm air that is there would form condensation. This moisture would settle on the inner part of the decking of the roof. The moisture that accumulates can be attributed to cooking, batching, laundry and other events taking place within the home. Over time, the condensation will cause the wood in the roof to rot.

This not only damages the wood, but also releases mold spores into the air that you and your family breathe in. If this problem is not detected and taken care of, the wood forming the roof deck could collapse due to rot and the air inside your home will become unhealthy.

Once damage has been caused to the deck of the roof, it could cause the shingles to move because the wood will move due to rot. This may result in roof leaks which will require the attention of a roofing Dallas Texas consultant to help with repairs. As can be noted, adequate roof ventilation should be a priority. You should ensure that your roof has suitable ventilation and if it does not, take the necessary steps to immediately resolve this problem.




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