Roofing Your Home – What To Watch For
What to look out for while re-material your home relies generally upon what is on it as of now. On the off chance that there is just 1 layer of shingles and they are not self-destructing and are not twisted gravely then going directly over them is alright. If it’s not too much trouble, know that on a more seasoned rooftop, for example, yours you won’t have the new elastic layer regularly alluded to as ice and water safeguard, which would be introduced assuming you were having it stripped. In the event that your rooftop is a straightforward hip or peak without a great deal of ice traps and on the off chance that you at present have no breaks, I would agree that it is alright to simply go over it.
Anyway on the off chance that you have 2 layers of shingles on your rooftop as of now, you should have it stripped. The justification behind this is twofold. The nails essentially won’t hold adequately through that multitude of past layers and the second is the weight factor. Adding a third layer would be a lot of weight for the rooftop to primarily hold.
As I recently referenced ice and overkapping aan huis water safeguard is code in a ton of locales and regardless of whether it isn’t code in yours ensure your material project worker introduces it in all the valleys and along the drain edge. Ice and water safeguard is an elastic layer 3′ wide and in rolls of roughly 50′. It has cement on 1 side to adhere to the rooftop then, at that point, shingles are put over that. You would rather not put IWS over the whole rooftop since elastic doesn’t inhale and the rooftop needs to relax.
Construction regulation calls for ice and water safeguard to be introduced on all eave edges to a point no less than 24 crawls inside the outside wall line of the structure. This works with 1 column of IWS if your eves/overhangs are 12″ however assuming that they are 24″ 1 column of IWS will just bring you 12″ within the outside wall line. I for one think 1 line of 3′ wide IWS is adequate regardless of whether your eve is 2′ wide.
While they are dealing with your rooftop, it is an incredible opportunity to ensure you have satisfactory loft ventilation. 1 sq ft (1 square vent you see on the rooftop) per each 150 sq ft of upper room floor, is expected for legitimate wind current. Another choice is center or edge vent. This is a breathable layer that is introduced at the top edge of your rooftop and afterward covered with shingles. Recollect that all the venting at the highest point of your rooftop is futile except if you have satisfactory venting in the eves to permit air to go into the upper room space. Additionally on the off chance that you have added protection to your storage room you might have accidentally impeded the wind current.
Peruse more about this issue in my blog posting about protecting your storage room.
