7 Best Of How To Repair Flat Roof Ponding New Update 2021. Check around drain areas for roof debris or roof patching materials that may be blocking drain exits and remove them. However to give you an idea of what might be involved well discuss some common strategies that might be useful to fix ponding on your flat roof.
Use the utility knife to cut a 12-inch-diameter circular patch out of the rolled asphalt roofing. A functioning low-slope roof should drain water away or allow it to evaporate within 48 hours of any downpour. Identify the low spots or areas where ponding occurs by.
Access the flat or low-slope roof using an extension ladder.
This means that the sloping is not effective in draining excess water out. Like the drains that live in your home drains on commercial roofs can eventually become clogged. Conduct the Roof Inspection. Access the flat or low-slope roof using an extension ladder.