Metal Roof Condensation

When temperature and humidity conditions reach dew point moisture can condense on the underside of metal roofing and potentially cause water damage to the inside of your customer s building.

Metal roof condensation.

How to stop condensation on a metal roof step 1. Check for short circuits that may be causing moisture such as ceiling fans unsealed light fixtures and vent. Build your structure where possible in an elevated position with good natural drainage place a vapor retarder under floor gravel or concrete ventilate enclosed building when concrete is being poured and continue to ventilate until it is cured use heaters that are vented to the. Inspect the house by looking for vents that flow into the attic such as bathroom and kitchen exhaust fans.

The answer is a product called dr pstop which is a felt like material with a rubber backer that can be applied to the back side of metal panels that will trap the moisture as the condensation forms. Good installation and ventilation means no condensation. Those drips from ceilings and surface moisture occur when warm air comes in contact with the cooler roofline or walls. When installed on standard residential construction consisting of typical attic insulation proper and well functioning ventilation and roof decking metal roofs do not pose a condensation risk.