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Empire Gravity Wall Furnace – Chimney vented, no electricity needed – GWT 25/35 – **On Sale**

****GWT25 ON SALE ***

Certified for use in all provinces and states in North America.

  • GWT-25 – #4620 – 25,000 BTU
  • GWT-35 – No stock # – 35,000 BTU


  • **Any units without blowers are off-grid
  • **Any units with blowers require electricity to operate, including the optional blower kits
  • State-of-the-Art Technology for Better Fuel Efficiency
  • Thermostat not included
  • Common Size Retrofits Easily
  • GWT25W/35W Furnace Recesses into Wall or Mounts Flush with Optional GWTW2
  • Total Comfort for a Fraction of the Cost of Electric Heat
  • Optional Blower Available
  • Made in USA


  • W 16″ x D 6″ x H 66 1/8″
    Height with blower kit: 71 7/8″
    Shipping weight: 86lbs

Empire Gravity Wall Furnaces Brochure

Empire GWT-25 GWT-35 Installation Manual 2018

Empire GWT-25 GWT-35 Replacement Parts

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