Hiding Venting On A Hip Roof

Get a quick understanding of the step by step process of installing the hip ridge vent on the dia.

Hiding venting on a hip roof.

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. 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. 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. Hip ridge vent installation overview 2 minutes 8 seconds.

Foot requires cobra exhaust vent structure of 17. One of the reasons for installing attic venting is to remove moisture vapor that can condense on roof framing potentially causing rot in cold climates. An attic room of 1 200 sq. You could require compensating with additional exhaust.

There is about 6 inches between the top plate and the bottom of the roof sheathing more than enough for an insulated flex duct to slip through into the soffit. However there is easily room of additional vents on the sides of the hip roof as well. Blocking 4 feet of soffit vents in a hip roof would never lower the required vent area below the code minimum. Inches of venting on the roof depending on which roof vents were selected.

The recommended roof venting is 1 sf per 300 sf of attic floor space split evenly between ridge and soffit. On a hip roof that lacks enough of a ridge for adequate venting i install roof vents mushroom vents cut high on the roof slopes that aren t likely to be viewed.