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In-Wall Duct Systems

Product availability is subject to change without notice. Not all products are available from all facilities.

RECTANGULAR STACK (RISER) DUCT
For use between wall studs for venting:
- Kitchen & bath fans
- Range hoods
- Heating & air conditioning supply & return ducts

• Snap together - no tools needed

• Can be cut to length with tin snips

Sold in half sections

RECTANGULAR STACK ELBOWS
• Used with rectangular stack duct for 90 or 45 degree turns

• Available in short way and long way configurations

RECTANGULAR STACK HEADS
• For transition from rectangular stack duct to air register or grill (normally side wall registers)

• “SHW” models include tabs for easy joist attachment

STACK BOOTS - STRAIGHT
• For straight line transition from round pipe or insulated flexible duct to rectangular stack duct

STACK BOOTS - 90 DEGREE
• For right angle transition from round pipe or insulated flexible duct to rectangular stack duct

RECTANGULAR STACK DUCT CAPS
• Used to terminate or block off a run of rectangular stack duct

RECTANGULAR STACK DUCT STARTING COLLARS
• For transition from plenum or flat surface to stack duct

FAN BOOTS
• For transition from Range Hood Top 3 1/4” x 10” opening to round pipe

OVAL PIPE
• For use between walls for supplying air to high wall registers or to other floors

• Efficient alternative to rectangular stack (riser) duct

Oval 90 Degree Vertical Elbows

OVAL 90 DEGREE VERTICAL ELBOWS
• For changing the vertical direction of a run of oval pipe

OVAL 90 DEGREE FLAT ELBOWS
• For changing the horizontal direction of a run of oval pipe

OVAL STACK HEADS WITH WINGS
• Provide right angle transition from oval pipe to register, usually side wall register

• Built-in wings for easy attachment to wall studs