What's Included:
The Lennox ML180UHV furnace offered by McKinney HVAC delivers reliable heating with advanced features for energy efficiency and comfort. With an 80% AFUE rating and variable-speed blower motor, it provides consistent warmth and improved airflow, ideal for homeowners seeking dependable performance and better comfort control. Built with Lennox s quality standards, this furnace ensures lasting reliability and cost-effective operation.
Includes licensed and insured HVAC installation by professionals, along with the Install Kit for a complete setup.
Professional Installation:
Removal & haul-off of existing equipment
Installation of new equipment and all included parts
Refrigerant line connection, evacuation & charge to OEM spec
Full configuration start-up, airflow check & operational testing
Permit pulled and permit fees paid with the local jurisdiction
Final inspection and job-site clean-up
Performed by a licensed, insured HVAC contractor
Furnace Kit:
Gas line gas flex hose, gas pipe fittings (nipples, unions, shut-off, drip leg)
Venting flue pipe & elbow set for furnace exhaust
Drainage & PVC P-trap, full PVC fittings kit (couplings, elbows, tee, adapters)
Not Included
This listing covers the equipment and standard installation scope above. The following items are not included unless specifically listed on your written invoice or estimate:
Electrical panel upgrades or new breakers beyond the standard disconnect
Ductwork modifications, repairs, installation, or new runs
New refrigerant line set (existing line set is reused when in good condition)
Condenser pad re-pour, raised platform, or hurricane tie-downs (standard composite pad is included)
Condenser relocation to a new exterior position
Crane or rooftop rigging for difficult equipment access
Gas line extension, re-routing, or new gas line mounting
Condensate drain line rework beyond the immediate connection at the unit
Thermostat upgrades (standard thermostat reuse only)
Asbestos abatement, mold remediation, or hazardous material handling
Carpentry, drywall, paint, or flooring repair after installation
If any of the above are needed for your home, our technician will assess on-site and provide a written change-order quote before any additional work begins. Nothing extra is charged or performed without your written approval.
5-Year Labor Warranty
Labor is covered for 5 years from the date of installation. If a covered defect related to our installation causes a failure, we return at no charge for diagnosis and labor. Parts replacements are handled under the OEM parts warranty (10 years when registered). Excludes maintenance, filter changes, customer-caused damage, and acts of nature. Full terms on the Warranty & Guarantee page.
Key Features:
80% AFUE Efficiency: Provides steady heating while managing energy use for affordable comfort.
Variable-Speed Blower: Improves airflow and temperature control, optimizing well-being and reducing energy use.
Durable Steel Cabinet: Built to resist wear, ensuring long-lasting performance and less maintenance.
Quiet Operation: Runs smoothly and quietly for a peaceful indoor environment.
Enhanced Air Quality: Supports better filtration and humidity control when used with Lennox air purification systems.
The Lennox ML180UHV furnace offered by McKinney HVAC is a consistent, efficient heating solution. Pair it with a Lennox air conditioner or heat pump for a complete HVAC system designed for year-round comfort and performance.
Furnace Model
ML180UH070V36B
Capacity (BTU)
66K
Stages
Single-Stage Variable Speed
Cabinet Size
B
AFUE
80%
Configuration
Upflow/Horizontal
Warranty
10 Year Parts, 10 Year Furnace
(When Registered with OEM)
RESOURCES
Furnace
COMPARISON CHART
LIMITED WARRANTY
PRODUCT SPECS
Disclaimer for Low NOx Furnace Compliance
Certain regions, including California, have strict Low NOx (Nitrogen Oxides) emissions regulations for furnaces. Customers are responsible for ensuring compliance with all local, state, and federal rules before purchase and installation.
We are not liable for fines, penalties, extra costs, or modifications due to non-compliance. By purchasing, you confirm you have verified compliance. If unsure, consult your local regulatory authority before buying.
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