RETURN AIR PANEL : FURING DETAILS
Unit Size Width Depth Return Air
Opening
Min Stud To Stud
Distance A
"B" with Side
Risers
"B" With Back
Risers
HRP 30
16
18.5
14
18 1/4 Min
18.5
23
HRP 40
16
18.5
14
18 1/4 Min
18.5
23
HRP 60
18
21.5
16
20 1/4 Min
21.5
26.5
HRP 80
18
21.5
16
20 1/4 Min
21.5
26.5
Contractor:
Date:
Drawing Number:
106
Engineer:
Project:
Revision:
Sept 2001
oNotes:
- Return air Panel is field painted by others
- Drywall frame is to be mounted such that there is 1/2" maximum
clearance between heat pump return air flange and return air panel
- Mount Return Air Panel centered in front of Return Air opening
- For REAR risers allow an additional 5" clearance at back of units
- Installing contractor to insulate drywall enclosure with acoustical
thermal batt insulation.
Return Air Flange
1/2" Clearance Gap Required
Stud
Stud
Return Air Panel
4 Mounting Screws Secured
into Studs
Drywall
2.5" Min
Stud To Stud Distance "A"
Unit Width
Unit Depth
R
S
C
C
S
R
For rear risers allow 5"
clearance at back of units
B
Rear Stud
