FlintEDGE® Downspouts have a factory offset for concealed joints. Factory fabricated starter tubes are available to help channel water into the downspout. Standard or custom elbows help complete the professional appearance.

Technical Information

Standard downspouts are available in .050" (1.25mm) aluminum and 24 ga. Kynar 500® coated galvanized steel. Each section is 10'-0" (3048 mm) in length with an offset at one end for concealed joints. Roof Drain Manufacturers Assn. recommends 1 sq. in. of cross section per 100 sq.ft. of roof area.


For detailed installation instructions, including diagrams, please refer to the installation guide.

Warranty Details

CertainTeed offers four low-slope roof system warranty options: Limited Warranty on Materials, Limited Warranty on Systems, No Dollar Limit (NDL) Limited Warranty and Full System NDL Limited Warranty.  CertainTeed warranty durations are based on a combination of system specification and product selection.  Please download an overview of these warranty options for details. Consult with your contractor or CertainTeed Territory Manager to determine which warranty is best for your project.     

CertainTeed offers standard low-slope roof system warranty durations between ten and twenty-five years.  Additionally, Gold Star Contractors can increase warranty durations by 25% by engaging in an Integrity Maintenance Agreement with their client.  

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