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Lennox CHA111353 — curb adapter & replacement fit

Lennox CHA11-953/1353 and CHA11-1853/2753 single package rooftop units cutaway
Photo: Lennox Industries Inc.

The Lennox CHA111353 mounts on a roof curb with an overall footprint of 85″ × 59.5″. 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: 85″ × 59.5″ (L × W)

Covered models: CHA111353, CHP111353

Lennox CHA111353 roof curb pattern drawing — SMARTCurb

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

Open this unit in the SMARTCurb workspace →

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

Compatible replacement pairings

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