Hercules Product Info 
Hercules Product IdDM35
Product DescriptionFLANGE DUCT 20 FT L STL HOT DIPPED GALV
Unit of MeasureFT
Manufacturer Info 
Manufacturer NameDuctmate Industries
Brand NameDuctmate®
Part NumberD3510GA
Product DescriptionDuctmate® D3510GA D35 101 Self-Sealing Duct Flange, 20 ft L, Steel, 20 ga
Product Features
The flanges attach to the duct wall and have an integral mastic which allows the flange to seal itself to the duct
Ductmate® '35'® flange is roll formed from 20 ga galvanized steel with an integral sealant
SMACNA J class equivalent
Product Documents 
Document TypeDownload Link
SDSDM35_SDS (pdf)
Specification SheetDM35_Specification Sheet (pdf)
Product URLs
D3510GA Video Link
Product Specifications 
Type Self-Sealing
Series D35 101
Size 20 ft L
Gauge 20
Suitable For Use With Ductmate® '35'® Rectangular Duct Connection System
Material Steel
Finish Galvanized
Color Silver
Domestic/Import Domestic
Certifications SFI Certified|SMACNA Approved|PROP65
Country of Origin US