Venting Options; Ductwork Advance Planning; Optional Ductwork Arrangement - GE Monogram ZEW145 Installation Instructions Manual

Venting
Options
Multiple cooktops and downdraft vent units
may be used in a single arrangement.
• Plan the route for venting exhaust to the
• Ductwork must be vented to outdoors - never
• Duct should be located between floor joists or
• Blower and motor assembly can be installed
• Every downdraft vent and downdraft grill
• Use the shortest and straightest duct run
Ductwork
Advance
Planning
6" PVC duct should be used when installing
Optional
under a concrete slab.
Ductwork
• Use recommended wall caps with damper.
Arrangement
• Ductwork must be vented to the outside.
• Each cooktop blower system requires a
NOTE: Local building code must be followed for installation and in
specifying approved type and schedule of PVC duct used.
10
Through Floor Between Joists
outdoors.
to a crawl space, attic or other enclosed space.
wall studs whenever possible.
on an outside wall. JXBC55 optional outdoor
cover accessory is required and must be
ordered with each downdraft venting unit.
must have it's own, separate duct run.
possible.
– Duct run for Downdraft Grill Component,
ZEW166, should not exceed equivalent
length of 100 feet.
– Duct run for Downdraft Vent, ZEW176,
should not exceed equivalent length of
150 feet.
– Refer to "Duct Fittings" chart to calculate
equivalent length for various duct
configurations.
Do not use laundry type wall caps.
separate duct system.
Ductwork
Component Cooktop System
Through Floor & Under Joists
Inside Wall
• The downdraft blower system is designed for
use with 3-1/4" x 10" ductwork. It can be
transitioned to 6" round.
• Ductwork MUST be vented to the outside –
never into a crawl space, attic or other
enclosed space.
Direct To Outdoors
With JXBC55 Mounted
On Outside Wall
To Roof