Double Takeoff Double takeoff is used to cut into plenum or rectangular duct to begin two round duct runs. It allows transition from an air plenum or square duct to two round pipe. This double take off is available in size for starting side from 6”x6” to 12”x 12” and for ending side from 6” to 8”. This double takeoff is made of 26 gauge galvanized sheet metal. Read more
Duct Offset Start Collar This offset duct start collar is used for transition from plenums (duct board or lined) or a flat surface to square duct. This offset duct start collar is available in size for starting side from 8” x 10” to 20” x 10” and for ending side from 8” x 8” to 24” x 8”, and more sizes available for customer request. These offset duct start collar are made of 26 gauge galvanized sheet metal up to 12″ or 24 gauge galvanized sheet metal from 14″ to 24″. Read more
Duct Start Collar This duct start collar is used for transition from plenums (duct board or lined) or a flat surface to square duct. This duct start collar is available in size from 8” x 8” to 24” x 10” and more sizes available for customer request. These duct start collar are made of 26 gauge galvanized sheet metal up to 12″ or 24 gauge galvanized sheet metal from 14″ to 24″. Read more
Round Start Collar This round start collar is for transition from flat surface to round pipe or insulated flex duct. It is available in size from 3” to 20”, and it is made of 26 gauge galvanized sheet metal up to 12″ or 24 gauge galvanized sheet metal from 14″ to 24″. Read more
Round Start Collar with Damper This round start collar with damper is for transition from flat surface to round pipe or insulated flex duct with damper for flow control. It is available in size from 3” to 20”, and it is made of 26 gauge galvanized sheet metal up to 12″ or 24 gauge galvanized sheet metal from 14″ to 24″. Read more
Side Takeoff Side takeoff is used to cut into plenum or rectangular duct to begin a trunk line or branch-like runs. It allows transition from an air plenum or square duct to a round pipe. This side take off is available in size for starting side from 6”x6” to 12”x 12” and for ending side from 6” to 8”. This side takeoff is made of 26 gauge galvanized sheet metal. Read more
Spin-in Round Collar This spin-in round start collar is for transition from flat surface to round pipe or insulated flex duct. Spin-in designed for easy installation. It is available in size from 3” to 20”, and it is made of 26 gauge galvanized sheet metal up to 12″ or 24 gauge galvanized sheet metal from 14″ to 24″. Read more
Spin-in Round Collar with Damper This spin-in round start collar with damper is for transition from flat surface to round pipe or insulated flex duct with damper for flow control. Spin-in designed for easy installation. It is available in size from 3” to 20”, and it is made of 26 gauge galvanized sheet metal up to 12″ or 24 gauge galvanized sheet metal from 14″ to 24″. Read more
Stack Start Collar This stack start collar is used for transition from plenums (duct board or lined) or a flat surface to square stack. This stack start collar is available in size from 2-1/4” x 12” to 3-1/4” x 14” and more sizes available for customer request. These stack start collar are made of 26 gauge galvanized sheet metal up to 12″ or 24 gauge galvanized sheet metal from 14″ to 24″. Read more
Top Takeoff Top takeoff is used to cut into plenum or rectangular duct to begin a trunk line or branch-like runs. It allows transition from an air plenum or square duct to a round pipe. This top take off is available in size for starting side from 6”x6” to 12”x 12” and for ending side from 6” to 8”. This top takeoff is made of 26 gauge galvanized sheet metal. Read more
Transition Takeoff This transition takeoff is used for transition from plenums (duct board or lined) or a flat surface to square stack duct. This transition takeoff is available in size for starting side from 14” x 8” to 30” x 8′ and for ending side from 14” x 8” to 30” x 8”, and more sizes available for customer request. These transition takeoffs are made of 26 gauge galvanized sheet metal up to 12″ or 24 gauge galvanized sheet metal from 14″ to 24″. Read more