Bosch IDP Premium BRBA-60HWD1N1-M18 Installation Instructions Manual page 15

B e sure to note supply and return openings. Refer to Fig. 3 for
information concerning supply and return air duct dimensions.
Rooftop Installation — Frame Mounting
Figure 12 Rooftop Installation—Frame Mounting
HORIZONTAL SUPPLY
AIR COVER
SHEET METAL
SCREWS
HORIZONTAL RETURN
AIR COVER
Figure 13
Bosch 18 SEER2 Series Inverter Ducted Packaged Heat Pump - BTC 761703104 A (11.2022)
Return Air
Supply Air
Roof Flashing
Angle Iron
Frame
Return Air
Roof Flashing
Typical Rooftop Down Airflow Application with Frame
Figure 14 Typical Rooftop Down Airfl ow Application with Frame
Installation Instructions
Supply Air
Roof Flashing
Angle Iron
Frame
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