Cathedral Roof Venting Options

I built a new log home this summer and made a mistake with my cathedral roof.

Cathedral roof venting options.

Cathedral ceiling ventilation design guide how should i vent a cathedral ceiling. Just slide sections into existing gutters. Gutterbrush gutter guard keeps rain gutters flowing and reduces the need for gutter cleaning. In a cold climate the primary purpose of ventilation is to maintain a cold roof temperature to avoid ice dams created by melting snow and to vent any moisture that moves from the conditioned.

A balanced system of soffit and ridge ventilation provides continuous ventilation of hot moist air at the hottest point of the roof. Should i install an air barrier in the cathedral ceiling above the insulation. This type of roof assembly is designed so the air can flow up the soffit vent through an insulation baffle pass through the 1 5 gap between the insulation and roof sheathing then exit through a ridge vent. How to avoid condensation leaks attic mold insulation mold structural damage to roof framing when roof venting is not possible cathedral roof and knee wall insulation venting air path options in older homes hot roof designs.

Hello just looking for a little help with my ceiling. Depending on your house interior and roof framing design cathedral ceiling ventilation can be treated as an independent or attic ventilation related condition. The intent of roof venting varies depending on climate but it is the same if you re venting the entire attic or if you re venting only the roof deck. No tools cutting or fasteners needed.

I was told by a relative to use a new method of 1 of spray foam and roxul r30 the 1 of spray foam would be enough to not need to vent the roof. Proper ventilation even with the attic bypasses sealed and effective vapor retarders installed proper ventilation is essential to prevent moisture problems in cathedral ceilings. Simple leaf filter to prevent clogged gutters and water damage. Cathedral ceilings built using 2 x 12 roof rafters allow enough space for the fiberglass batt insulation and a 1 5 gap for ventilation.

Suggestions for un vented or hard to vent building roof cavities. Research has shown that the amount of airflow in the vent channels of low slope roofs is very limited for roofs with less than a 3 12 pitch. Some vaulted roofs don t have individual rafters but instead feature pre engineered trusses. Solar age magazine articles on renewable energy energy savings construction practices best practices guide to cathedral.

You ll want a tight ceiling air barrier with no air leakage into the cathedral ceiling a critical detail for all cathedral ceiling designs.