IMAGE COMING SOON
OEM Guaranteed
Same-Day Ship
30-Day Returns
Secure Checkout
The Lennox 91X54 is a genuine OEM vertical installation kit that includes a 6-inch spacer module (2430), designed to ensure proper mounting height, clearance, and alignment during vertical unit installations on compatible Lennox systems. Symptoms that may indicate the need for this kit include improper unit leveling, insufficient clearance between components, or installation configurations that do not meet Lennox factory specifications. This OEM-certified kit guarantees a factory-correct fit for Lennox equipment, providing the structural integrity and dimensional accuracy required for safe and code-compliant installations.