Condensation happens when moisture filled air contacts anything that is below the dew point temperature.
Metal roof condensation issue low budget.
One for steep slope and one for low slope.
If you re wondering how to prevent condensation under a metal roof you re not alone.
It can lead to roof leaks even if rain has not occurred for several days.
With a steep pitch air can flow up to the ridge and escape so dispersing the humidity.
Owners of agricultural buildings man caves and horse barns all are worried about the corrosive effects of condensation.
There are two different roofing paradigms when it comes to these issues.
First please don t say this or that should have been done just what i can do now any how we have put a lot of money into the house roof all new electrical all new plumbing etc i had to make the house in a living in condition with a low budget.
We bought a house and put new metal roof on over the shingles.
A low roof pitch say 6 degrees or less means that as condensation collects it doesn t run down the roof slope it stays put until a drip forms which drops on to your stored belongings below.
Metal gets cold faster than other items so condensation begins on metal first.
But that answer raises many questions like how to vent roofs well enough or what to do when roofs can t be vented.
The corrugations in the roof mean that condensation tends to build flow down from the steep part of the corrugation on to the bottom and then if the roof pitch is shallow it forms a drip.
The straightforward way of determining roof condensation causes is lack of ventilation.
The house does not have insulation in ceilings this has to be done.