How Do They Put In A Roof Hip Vent

Here are the three options presented.

How do they put in a roof hip vent. For the prevention of dead air pouches cover up the complete ridge using ridge vent. These holes will likely be installed closer to the ridge but manufacturer instructions should always be followed. Yes ridge vent is a great product that is passive and creates a natural negative air pressure but each roof is in need of its own type of ventilation. Typically a hip roof should have 1 power fan per 1500 square feet of roof to best exhaust ventilate the heat in the attic space.

However perspective roofers have various opinions on how to properly vent a hip roof with soffit intakes. From the roof the roofer will remove shingles around the guide hole and about one inch back on the upper side of the hole. I can t see how they wouldn t let in a driving rain in a 40 mph wind. 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.

This will ensure protection against weather finest appearance. Try covering the full ridge of the hip roof using cobra exhaust vent. I also don t like on the roof intake vents like the edge vent or smart vent though i have installed the edge vent last year. 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.

I don t like hip vents won t install them. In these cases there may be no option but to add multiple individual exit vent openings across the roof field. From the roof they will then draw a guide hole the size the diameter of each vent. Inches per linear foot 19 051 mm 2 lm of net free ventilating area to help exhaust heat and moisture from the attic.

A powered attic fan and install a ridge vent b ridge vent only and install. It provides 9 sq. Of course this depends on the strength of the power fan. On some hip roof designs the length of ridge is very short compared with the total roof length.

Putting them at mid roof or lower is ineffective. Cobra hip vent provides effective ventilation on hip roofs with little or no ridge area. In this case they should be placed near the ridge so that the upper attic will be vented. We are basically starting over and can install any type of attic exhaust system we wish.