Heatilator RAVE32-IFT-B Installation Manual page 19

Framing Dimensions - Passive Heat Open Top Discharge (PH-LINEAR)
Open Top Discharge: Both sides and the top are open allowing air to be conveyed into the room.
WARNING! Risk of Fire! Mesh screen required on bottom of discharge opening when discharge
opening is greater than 3 inches. Secure mesh to top of framing.
RAVE32-IFT-B
RAVE36-IFT-B
RAVE42-IFT-B
*
Mesh screen required for front discharge or open top discharge passive heat installations with discharge
opening of 3 inches or greater.
Figure 3.11 Passive Heat Minimum Framing Dimensions Open Top Discharge
Heatilator • RAVE32-IFT-B, RAVE36-IFT-B, RAVE42-IFT-B Installation Manual • 2619-983 Rev. U • 9/22
OPEN TOP DISCHARGE MINIMUM FRAMING DIMENSIONS
Discharge Opening
Inches
millimeters
Inches
millimeters
Inches
millimeters
C
A*
Height of Clearance to
Discharge Opening
2
51
2
51
2
51
A
B
B C
Width of
Discharge Opening
48 31-1/8
1219 791
48 36-1/2
1219 927
48 42-1/2
1219 1080
19