: Manually clear leaf litter and nests from around the drain dome.
If your building uses traditional gutters and downspouts instead of internal drains, the same physics applies. A clogged downspout causes gutters to overflow, which dumps thousands of gallons of water directly against your foundation—leading to basement flooding and cracked walls.
Because flat roofs aren't perfectly level (they have a slight pitch toward the drains), the water begins to pool. This is called .
Having the right equipment makes the job much easier. clogged roof drain
Early detection is essential to prevent structural failure or interior damage.
: One inch of standing water on a 20'x20' section adds 2,000 pounds of weight. 🛠️ How to Clear a Clog
Early detection can save thousands in repair costs. Watch for these indicators: Gleason Roofinghttps://gleasonroofing.com 7 Common Flat Roof Drain Problems and How to Fix Them : Manually clear leaf litter and nests from
Objects like plastic bags, balls, and other litter can be deposited on the roof by wind or animals, blocking drain covers.
You rarely see the clog itself immediately. Look for these indicators:
A is more than a minor maintenance oversight; it is a significant threat to your building's structural integrity. When water cannot exit through its intended path, it begins to pool, creating "ponding water" that can weigh thousands of pounds and eventually lead to catastrophic roof failure or collapse. Common Causes of Clogs Because flat roofs aren't perfectly level (they have
: For stubborn clogs deeper in the system, use a sewer machine or drain wand.
: If you see an animal or the clog is in a buried line, contact a specialist. 🛡️ Prevention Strategies