Causes Of High Humidity In Attic

Ideal attic temperatures and humidity settings aren t always easy to maintain.

Causes of high humidity in attic.

During the spring summer and fall relative humidity rh in a spray foamed attic often exceeds the comfort threshold of 60. Furthermore although the ideal humidity levels are less than 60 in the summer those numbers drop to 25 and 40 in the winter. By scott gibson march 18 2019. When it exceeds that threshold by too much and for too long you could experience problems like mold growth.

High level of moisture in the surroundings not only causes discomfort but. The problem is lowering humidity. Because of the relatively moderate temperature in these areas moisture can go unnoticed and may not cause any problems there. Jason advani has insulated his attic with spray polyurethane foam and while his heating bills have dropped high humidity remains a problem.

Causes of high humidity in a house are come from life activities crawl space leaking in the walls appliance there are a lot of facts but these are major reason we can see easily. If you ve got a spray foamed attic and you ve got high humidity here s how to fix it for good. High humidity in the attic insulating the underside of the roof deck solves one problem and creates another. Having higher humidity during colder months can cause complications too.

As the moisture migrates upwards to the colder attic areas during the winter months the relative humidity is increased to the point that condensation can occur on cold surfaces. How do you keep it manageable and lessen it when it gets bad.