American Standard GRAA5 — curb adapter & replacement fit
The American Standard GRAA5 mounts on a roof curb with an overall footprint of 159.5″ × 42″. 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: 159.5″ × 42″ (L × W)
Covered models: GRAA5
Existing-curb pattern drawing — reference only, verify dimensions before fabrication.
Compatible replacement pairings
- American Standard BTC180/240A 165.5″ × 75.5″
- American Standard BGTC090/120A/B 131.5″ × 68″
- American Standard SBHB200/250 167.5″ × 90.5″
- American Standard BGTC090/120B 114.5″ × 68″
- American Standard 3-9 93.5″ × 48.5″
- American Standard GRAA30/35 96.5″ × 51.5″
- Modine MPR07 161.75″ × 47.75″
- Trane OAK 12-30 163.5″ × 55.5″
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