Metal Roof Dead Valley

Many times pro roofing can build a chimney cricket but there are occasions where a cricket is either extremely difficult to build or impossible these circumstances requite a bit of ingenuity.

Metal roof dead valley.

It is best to have a professional roofing company examine your roof and recommend the proper materials to safeguard your home. What is a dead valley on a roof. A dead valley is created when two sections of the roof meet at their downhill edges causing a low slope of roofing section that must accommodate a large amount of water. For an open valley a sheet of metal usually steel sometimes copper is fastened to the roof deck.

Architects are creating beautiful modern homes but don t really understand how water traffics. If you are planning a new build consult with your architect and ask that their design avoid as many dead valleys as possible. For example in metal roofing systems valleys are commonly fabricated with hems but can also be fabricated without them in which case they could still be used for metal roofing or any other type of roofing. The metal is usually pre painted to best complement the shingles color blend.

With metal roofs dead valleys are usually made more efficient with different types of membranes or other roofing materials. A dead valley is created when two or more slopes meet or when a roof slope meets a wall where water can not easily runoff the roof. This typically results in ponding because the water has nowhere to flow. Unfortunately many builders roofers in our area don t know how to deal with them and it can lead to major water damage.

In some cases on roof lines there are areas where water can find its way to a flat section and pond. As water sits it can find weak areas on the roof and penetrate into the attic. A house with an l shaped or t shaped footprint for example always will have roof valleys where the two sections of the house meet. These areas are very low sloped and sometimes completely flat.

Whether for slate shingle or metal roofing valley flashing adds detail and helps to direct water. Roofing shingles are installed then cut and sealed where they overlap the metal channel. Metal pans can solve the problem on many roof types. Valleys are typically found where gable dormer roofs meet the main roof or when a house has angled wings or additions where two roof sections in different planes meet.

These items can be fabricated in many different profiles.