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Lennox X2678 - HEPA-20 Replacement Charcoal Carbon Filter

Lennox X2678 - HEPA-20 Replacement Charcoal Carbon Filter

Availability: In stock


Quick Overview

Lennox X2678 - HEPA-20 Replacement Charcoal Carbon Filter


Lennox HEPA-20 Replacement Charcoal Carbon Filter. Use for 3rd-stage filtration for removing odors. This is the inner carbon filter canister that wraps around the HEPA cartridge.

Three-Stage Filtration Process:

Stage 1: Pre-filter - an inexpensive pre-filter to remove larger particulates from the air. This is important to prolong the life of the HEPA filter. Rated MERV 6. Estimate life - 12 months.

Stage 2: HEPA - removes 99.97% of particulates down to 0.3 micron. Estimate life 2-5 years.

Stage 3: Carbon - 1/2 in. (13 mm) thick carbon filter for removing chemicals and odors from the air. Replace filter when it no longer seems to capture odors, or once every 3 months. Optional carbon canister can be used in place of the carbon filter. Estimated life of the carbon canister is 6 months.




- True HEPA System — Means the entire system has been tested to meet industry standards for particle/bioaerosol filtration

- Near-Perfect Filtration — Up to 99.97% efficient in removing particles and bioaerosols down to 0.3 micron

- Sealed, Bypass Design — Contains particles and prevents them from escaping

- Optional Carbon Canister — Helps trap and remove odors

- Powerful, Yet Quiet Performance — Completely and quietly filters the air inside your home, several times a day

- Easy Integration — Designed to work with any heating and cooling system for total home comfort

- Warranty — 5-year limited warranty on covered components

Additional Information

Model NumberAC-LX-X2678

Technical Specs

  • Airflow: 180 CFM
  • Filter Type: True HEPA