Hip Roof Ventilation Problems

Ventilation in a hipped roof is challenging to achieve.

Hip roof ventilation problems.

The low profile shingle over design blends in with the hip of the roof allowing the vent to appear almost invisible from the ground. Hip ridge vent. A hip roof must be at a specific pitch in windy areas. And in many of these cases the hip roof forms a large volumetric attic space to ventilate.

Foot requires cobra exhaust vent structure of 17. You ll be able to move air throughout the attic without the use of fans or turbines when enough space is given to this vent design. We re going to have new plywood sheathing and shingles installed on our hip roof. One contractor is recommending 2 attic fans and a ridge vent one is recommending 1 attic fan and a ridge vent and one is recommending 1 attic fan and 2 box vents.

List of the cons of roof ridge vents. Ridge vents do not always provide the proper ventilation in some homes. What is the optimal ventilation for a hip roof we have a hip roof in need of replacement and there is discrepancy in the ventilation suggestions. A number of problems that could come up when trying for the ventilation of hip roofs is able to be that there s possibly not sufficient exhaust ventilation.

The effect of ridge vents for the roof depends upon the energy efficient nature of the structure. Here are the three options presented. Inches per linear foot 19 051 mm 2 lm of net free ventilating area to help exhaust heat and moisture from the attic. An attic room of 1 200 sq.

However perspective roofers have various opinions on how to properly vent a hip roof with soffit intakes. It provides 9 sq. A frequent problem with hip roofs is that the ridge is either short or doesn t really exist. Cobra hip vent provides effective ventilation on hip roofs with little or no ridge area.

It provides exhaust along the roof s hip allowing maximum airflow and uniform air movement throughout the attic space and its uni directional construction allows for easy installation. It is more expensive to build a hipped roof. We are basically starting over and can install any type of attic exhaust system we wish.