Lennox CHA24653/813 — curb adapter & replacement fit

The Lennox CHA24653/813 mounts on a roof curb with an overall footprint of 82.5″ × 41.5″. 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: 82.5″ × 41.5″ (L × W)

Covered models: CHA24653/813, CHA24D651/653, CHP24D651/653, GCS24653/813, GCS24D651/653, GHP24D651/653, LCA036/42/48/60/72, LGA036/42/48/60/72, LGC036/42/48/60/72, LHA036/42/48/60/72, LCC036/42/48/60/72

Existing-curb pattern drawing — reference only, verify dimensions before fabrication.

Replacing a Lennox unit? Read the Lennox curb compatibility guide →