INSTALLATION
BACK VENTING
When venting out through the wall, one or two elbow fittings are required, depending on the
blower configuration:
DUCT COVERS AND BACK VENTING
Low profile elbows may interfere with the duct cover frame. Mount the duct cover to the hood,
and test fit the elbows to confirm proper fit.
ELBOWS FOR 600 AND 1200 CFM
Hoods with 1200 CFM blower systems require two 8" elbows and fittings, one for each 600 CFM
blower unit.
Elbow and Transition Heights 600 CFM and 1200 CFM
Height when
fully adjusted to
90 degrees:
Standard 8" [20.3 cm] round - 10 3/4" [27.3 cm]
12"
[30.5 cm]
8" Round
[20.3 cm]
ELBOWS FOR 900 CFM
Units with 900 CFM blower systems require one 8" elbow and fittings, one 6" elbow and fittings.
Elbow and Transition Heights 900 CFM (1 x 600 CFM + 1 x 300 CFM)
Height when
fully adjusted to
90 degrees:
Standard 6" [15.2 cm] round - 8 1/2" [21.6 cm]
Standard 8" [20.3 cm] round - 10 3/4" [27.3 cm]
12"
[30.5 cm]
8" Round
[20.3 cm]
Low profile elbow: 8" to 6" x 8-1/2"
(CONT.)
Height
8 ½"
[21.6 cm]
6"
[15.2 cm]
16"
[40.6 cm]
Low profile elbow:
8" [20.3 cm] round to 6 x 8 1/2"
Height
8 ½"
[21.6 cm]
6"
[15.2 cm]
16"
[40.6 cm]
(Drawing not to scale)
8" Round
Side View
(Drawing Not To Scale)
8" Round
Side View
©2018 Hestan Commercial Corporation
EN
17