Specifications

Pro-Series
5
Unit ConfigurationCurb Mounting
The Pro-Series is generally installed on a curb (unless
mounted indoors). The curb ships separately for
preinstallation to simplify rigging. The dimensions of the
curbs required for the Pro-Series units are listed below.
All Pro-Series configurations have the same curb dimen-
sions. The curb for a Pro-Series unit can be provided by
ERV Systems or purchased from a curb manufacturer pro-
vided it is designed to support the weight of the Pro-
Series unit specified in this manual and conforms to the
dimensions listed in the table below.
ledoM A B C D E
6-orP 1.04 0.52 7.1 0.41 0.3
01-orP 1.04 0.52 7.1 0.41 0.3
02-orP 4.74 0.33 7.1 0.41 0.2
03-orP 6.06 0.14 7.1 0.41 0.3
04-orP 6.47 9.94 7.1 0.41 0.3
05-orP 6.47 9.94 7.1 0.41 0.3
57-orP 6.19 3.06 7.1 0.41 0.3
09-orP 6.19 3.06 7.1 0.41 0.3
Figure 6b.Figure 6b.
Figure 6b.Figure 6b.
Figure 6b. HS Class configuration with horizontal supply
air and vertical return air duct arrangement.
Figure 6a.Figure 6a.
Figure 6a.Figure 6a.
Figure 6a. H Class configuration with horizontal supply
air and horizontal return air duct arrangement.
The Pro-Series ventilator can be installed in one of four
possible configurations depending on the arrangement
of the supply and return air openings.
Outdoor Air In
Supply Air
Exhaust Air Out
Return Air
Outdoor Air In
Supply Air
Exhaust Air Out
Return Air
Outdoor Air In
Supply Air
Exhaust Air Out
Return Air
Figure 6c.Figure 6c.
Figure 6c.Figure 6c.
Figure 6c. V Class configuration with vertical supply air
and vertical return air duct arrangement.
Figure 6d.Figure 6d.
Figure 6d.Figure 6d.
Figure 6d. VS Class configuration with vertical supply air
and horizontal return air duct arrangement.
Outdoor Air In
Supply Air
Exhaust Air Out
Return Air
Figure 5.Figure 5.
Figure 5.Figure 5.
Figure 5. Curb dimensions.
A
B
C
Plan View
Nailer
E
D
Pro-Series
Roof Curb
Elevation
Curb Detail