Low NOx Merit Series, Downflow Gas Furnace, 80% AFUE, 88,000 Btuh, PSC, 1 Stage, 2.5-4 Ton, ML180DF090XP48B

Merit® Series

ML180 Gas Furnace

Economical, standard-efficiency gas heating

Your customers will enjoy the exceptional comfort that comes with reliable Lennox engineering. The ML180DF090XP48B's durable, high-quality design ensures long-lasting performance. And with an efficiency rating of 80%, it will save them in energy costs, especially compared to an older furnace.

Downflow

• Efficiency rating of 80% AFUE—can save hundreds of dollars each year, compared to older furnaces
• Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs

• Duralok Plus™ heat exchanger—made of high-quality, patented ArmourTuf™ aluminized steel
• Hot surface igniter—controls furnace operation to ensure reliable, efficient performance

California Only

Approved by the California Energy Commission and meets California Nitrogen Oxides Standard (NOx) limits of 40 ng/J.

This furnace does not meet the South Coast Air Quality Management District (SCAQMD) Rule 1111 and San Joaquin Valley Air Pollution Control District (SJVAPCD) Rule 4905 NOx emission limit (14 ng/J) and cannot be installed within the SCAQMD and SJVAPCD areas.