Reznor ADF300 — curb adapter & replacement fit
The Reznor ADF300 mounts on a roof curb with an overall footprint of 84.75″ × 28.75″. SMARTCurb can compile a fabrication-ready curb adapter between this unit and hundreds of other rooftop units — replacement without touching the roof deck.
Curb footprint: 84.75″ × 28.75″ (L × W)
Covered models: ADF300
Existing-curb pattern drawing — reference only, verify dimensions before fabrication.
Compatible replacement pairings
- Reznor RPB150/175 84″ × 29″
- Reznor RPB200/225 84.56″ × 35.31″
- Reznor RDCA-078-H150 72.75″ × 38.5″
- Reznor RDDA-102-H100 72.75″ × 38.5″
- Reznor RDDA-114-H200 72.75″ × 38.5″
- Reznor RPB150/175 60.62″ × 29.75″
- AbsolutAire AA3000 90″ × 28″
- Rheem/Ruud RSMB018/24/30/36 79″ × 27″
Need this fabricated?
Taylor Metals builds SMARTCurb adapters in 16 ga galvanized steel, fully welded, ready to set. Vancouver / Pitt Meadows, BC.
Request a quote — most quotes within 24 hours