Dual Hood - Kit Number 99-190
Intake and Exhaust Requirements for the
Dual Hood
● Minimuim 6' (2m) away from dryer vents, furnace
exhaust (medium or high efficiency furnaces),
driveways, oil fill pipes, gas meters, or garbage
containers
● At least 18" (457 mm) above the ground, or above the
depth of expected snow accumulation.
● At least 3' (1m) from the corner of the building.
● Do not locate in a garage, attic or crawl space.
Side View
Hood
Backplate
Foam Gasket
Hood
Stale Air Exhaust
Fresh Air Intake
Screen
Foam Gasket
Top View
Hood
CAUTION!
Sealant must be applied as per instructions or
leakage and condensation may occur.
Nylon
Cable Tie
Duct Insulator
Retainer Screw
Assembly
6" Galvanized Duct
Duct Insulator
Hood
6" galvanized
Backplate
duct
Included in this Kit
- Hood Assembly
- Foam Gasket
- Duct Splitter
- Duct Insulator (2 pieces)
- Retainer Screw Assembly
- Nylon Cable Tie
- Screen
Contact your local building authority before installation
of the Dual Hood to verify compliance with local
building codes.
Duct Collar Rim
Duct Splitter
(Can be used for 6" ducting)
6" Duct Splitter Collar Rim
(Optional 6" duct Connection)
Duct Splitter
Nylon
Cable Tie
6" Duct Splitter Collar Rim
(Optional 6" duct Connection)
Insulate the Fresh Air Supply and Stale Air
Exhaust ductwork back to the unit.
ATTENTION!
5" Duct
Collar
Enlarged View
of Retainer Screw
Assembly
5" Duct Collar for
Stale Air Exhaust
5" Duct Collar for
Fresh Air Intake
ATTENTION!
98-TI-DualHood
IH 0611