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re: Metal roof on home, who has one?
Posted on 3/16/14 at 1:12 pm to CoastalReb
Posted on 3/16/14 at 1:12 pm to CoastalReb
quote:
then stripped it with 2x4's. All of the edges are capped so wind is not an issue.
So with the edges trimmed w/ 2x4's, you have a permanent air gap without that holds the air? (no circulation?) I'm trying to get my mind around these details.
The reason I'm so interested in the details (especially concerning wind) is that I'm tired of having to replace a bunch of shingles every time I go to my place in New Mexico. The month of July is basically one-month hurricane.
Posted on 3/16/14 at 1:29 pm to CoastieGM
quote:
with the edges trimmed w/ 2x4's, you have a permanent air gap without that holds the air? (no circulation?) I'm trying to get my mind around these details.
The metal is corrugated so you have the ridges every 8 or so inches.This allows for airflow between the metal and the decking.There is a trim piece on the facia board that supports the slight overhang and trims it out.
Posted on 3/16/14 at 7:12 pm to CoastieGM
Yes as already stated the tin is corrugated every 8 inches or so so there is air flow under the ridges. The facia boards were capped with prebent metal specific to my roof pitch. The gable ends were capped to prevent any lift from the wind on the outside pieces of tin. The metal was screwed down with provided instructions according to a wind rating test withstanding 130 mph winds
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