How To Ventilate A Hip Roof

A normal metal pot vent produces only 50 squares inches of free net area.

How to ventilate a hip roof.

Summary overview for contractors planning to install the cobra hip vent. You can install mushroom vents in the field of the roof or you can use the code formula that allows roofs with adequate soffit venting to omit ridge vents. So we would need at least six metal vents in addition to the lower soffit ventilation to meet minimum ventilation requirements. Explore owens corning ventilation products.

Another way to achieve the proper amount of air flowage instead of using the 10 feet of ridge vent would be to use only a powered attic ventilator fan on the roof top but definitely not using any additional roof top exhaust vents. There are two ways to vent an attic under a hip roof. The leaving of this 6 defends the structure against wind propelled rains. They now have solar powered units which provice a cfm rating of 800 cfm.

The gaf cobra hip vent provides a great looking easy to install solution for effective exhaust ventilation on homes with. Two square feet equals 288 square inches. Cut down the sheathing just for protection and constructional integrity pre set the proper blade depth. 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.

The calculations before indicated that we needed 2 square feet of ridge or upper roof ventilation. Hip and ridge shingles starter shingles low slope products ice and water barrier synthetic underlayment intake ventilation exhaust ventilation titanium and rhinoroof.