Duct Fittings - GE Monogram ZV48T Installation Instructions Manual

Advance Planning
DUCT FiTTiNGS
[ !,_e this chayt to co]_pllte
permissab]e lengths for duct rm]s to
ol_td{>o]'s.
Note: Do not exceed maximum penTfissable
equivalent lengths!
lViaximmn recommended duct
length
for these heeds: 150 feet
Flexible ducting:
If flexible metal ducting is used, all
the eq u]va] en t {b'et wt] ues h/ the tab] e
should be doubled. The flexible
metal duct should be straight
mid
smooth m] d exten deal as much as
[)<> NOT
use flexible plastic ducting.
No*e: Anyhomevel]tilation system,suchas a
veHtilationhood.may iHterruptthe properflow of
combustionair andexhaustrequiredbyfireplaces.
gas furnaces,gaswater heatersand othernaturally
v@ted systems To rrfi,hoizethe chanceof interruption
of suchnaturallyventedsystems,follow the heating
equipma]t mamfacturer's guideIMesand safety
standardssuchasthose publishedbyNFPAaridASHRAE
_Hoods are supplied with a 10"
round transition, A locally
supplied transition is required
for other sizes,
Note: Outleton top of hoodis
8-1/8"x 82
*Actual length of straight duct plus duct fitting
equivalent, Equivalent length of duct pieces
are based on actual tests conducted by GE
Evaluation Engineering and reflect require-
merits for good venting performance with
any ventilation hood,
Total Duct Run
6