Friday, July 11, 2025

Timberwolf EPI22 Economizer Insert - Discontinued

Timberwolf EPI22 Economizer Insert - Discontinued

This product has been discontinued as it does not meet 2020 EPA Emission Standards. This page exists for informational purposes only.

With Timberwolf's EPI22 Economizer EPA wood burning insert, be prepared for your masonry fireplace to transform into an efficient, clean burning and cost effective heating source. Accommodating 18" logs, the large firebox design allows for a long 8 hour burn time. 

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Possessing one of the highest efficiencies in the industry, the EPI22 painted black steel insert boasts an 86% efficiency. It's features include a large ceramic glass viewing area, a dual blower system, the included cast iron door, and standard black flashing with trim. All of this and more makes this insert one of the best values in the market. In addition, all of these items are included in the price.

Features

  • EPA Certified
  • Wood Burning Insert shown with standard black flashing
  • Heats from 800 to 2000+ sq. ft.
  • Large ceramic glass viewing area
  • Firebox capacity of 1.9 cu.ft.
  • Up to 65,000 BTU's with dual blower system included
  • Minimum fireplace opening: 25 7/8"W x 22"H x 14"D
  • Painted black solid cast iron door included
  • Comes with standard black flashing

Resources:
Wood Insert Specifications Timberwolf EPI22
BTU Heat Output (High Burn) 65,000
Firebox Capacity 1.9 cu ft
Area Heated 800-2,000 + sq ft
Burn Time 8 hrs
Log Size 18"
Emissions 3.6 gr/hr
Flue Diameter 6"
Blower Kit, Cast Iron Door and Flashing with Trim Included
Shipping Weight 350 lbs

* Wolf Steel Ltd. own test results showing realistic BTU using hardwood logs with regular refueling. Heat output will differ on chimney draft as well as type, moisture content and size of wood.

**Figures may vary with individual conditions such as floor plan layout, insulation value/heat loss of the house, geographical location and firewood used.

Be sure to check out our newly improved Cookstove Community website cookstoves.net; the best place online to connect with other cookstove users over stoves, self-sufficient living, alternative energy, and more! Take a look at our selection of videos, articles, and photos, and be sure to visit the forums to connect with like-minded folks from all over.

If you are planning to cook with a cookstove, you will need to understand some basic fire safety. Remember, extinguishing a grease or oil fire with water is not a good idea.

For help choosing and installing a wood boiler, see the links and posts below.

  • Installations
  • Chimney Liner Installation - Chimneys 101

    Chimney Liner Installation Part I - Preparing the Liner

    Chimney Liner Installation Part 2 - Inserting the Liner

    Chimney Liner Installation Part 3 - Connecting the Liner & Damper Insulation

    Chimney Liner Installation Part 4 - Final Touches

     



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