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Lennox Products We Carry

Air Conditioners
Heat Pumps
Packaged Systems
Satisfied Family using Mighty Duct Heating & Cooling LLC Services

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A nationally licensed sales finance company and an approved FHA Title I Lender. We are a primary lender providing installment loan solutions for qualified borrowers with favorable consumer interest rates and extended repayment terms. That way, you can invest in your home’s comfort or respond to an unexpected heating and cooling needs without breaking your monthly budget.

Benefits You’ll Enjoy:

  • Flexible promotions & competitive interest rates
  • Fast credit decisions & funding
  • Credit lines customers can handle
  • High quality, friendly service
  • Call us today for complete details!

We Always Have New Specials

To help you save on repairs, services, and installation. Call us today to learn more!

Lennox Rebates & Financing

Lennox Rebates & Financing Options at Mighty Duct Heating & Cooling LLC

Lenox promo system

Save Up to $850 in System Rebates.**

Save on a complete qualifying Lennox® home comfort system that includes a gas furnace or blower coil, an air conditioner or heat pump, and a thermostat.

Get Up to $150 in Combined Rebates

On Air Purification, Zoning, and a Smart Thermostat.**


Save now on the iComfort® S30 and save every month on utility bills.


Enhance your comfort and savings with iHarmony® zoning.


Enjoy more savings and fewer pollutants with a PureAir™ S air purification system.

Or Make No Payments for 6 Months When You Finance a Lennox® System for as Low as $132 a Month.*

* Offer available March 7, 2022 to June 10, 2022. Offer based on a retail price of $10,000. Requires purchase of qualifying Lennox system. Financing is available to well-qualified buyers on approved credit. No down payment is required. Financing requires 120 equal monthly payments of $132 a month of principal and interest after the first 6 months. Normal late charges apply. Cannot be combined with any other Lennox promotional offer. Minimum and maximum amount financed of $3,000 and $100,000, respectively. You may prepay your account at any time without penalty. Financing is subject to credit requirements and satisfactory completion of finance documents. Any finance terms advertised are estimates only. See Truth in Lending disclosures available from lenders for more information.

** Rebate requires the purchase of qualifying items between March 7, 2022 to June 10, 2022. Qualifying items must be installed by June 17, 2022. Rebate claims (with proof of purchase) must be submitted (with proof of purchase) to no later than July 1, 2022. Rebate is paid in the form of a Lennox Visa® Prepaid card. Prepaid Card is subject to terms and conditions found or referenced on card and expires 12 months after issuance. Conditions apply. See for complete terms and conditions.

Proudly Serving Hunterdon County, NJ & Surrounding Areas

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