The Stack Duct Starting Collar is made of durable, galvanized steel. It is used to transition from a flat surface to stack duct. It installs easily with sheet meat screws.
| GAF | |
|---|---|
| Product Category | HVAC Ductwork |
| Product Number | Rectangular Stack Duct Starting Collars |
| Product Name | Ductwork |
| Application | Commercial; Industrial; Residential |