Astm Roof Water Test

Astm 1646 test method covers the determination of the resistance of exterior metal roof panel systems to water penetration when water is applied to the outdoor face simultaneously with a static air pressure at the the outdoor face higher than the pressure at the indoor face that is positive pressure.

Astm roof water test.

Standard guide for flood testing horizontal waterproofing installations scope. This test method is a specialized adaption of test method e331. 1 2 this test method is limited to specimens in which the sideseams and attachments are clearly visible and in which the source of leakage is readily observable. This test method evaluates roof membranes when first applied and also after simulated deterioration caused by the ultraviolet energy of the sun.

1 2 this test method is applicable to any roof area and is intended to measure only the water penetration associated with the field of roof including panel side laps and structural connections. This test method is intended to evaluate water barrier not water shedding roof system joints and details. 5 1 this test method provides a means of evaluating roof membranes seams and laps for resistance to water migration from standing water on the roof.