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Stoll Slim Design Fireplace Grate Heater

Slim Design Fireplace Grate Heater GH2422

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The Slim Design GH2422 grate heater for wood-burning fireplaces is manufactured from robust 11 gauge steel to guarantee a long-lasting heating accessory for your home! Boost the efficiency of your fireplace, thanks to a variable speed blower capable of producing up to 40,000 BTUs. Cool air in the room is drawn in and circulated through the firebox where it is heated and returned to your living space. The thermostat turns the unit at when fireplace temps reach 110°F, and off when it drops below 90° F. The fan box can be set up on the left or the right, per your specifications. A slim 1 3/8 inch front rail can be retrofitted to your existing fireplace door. Start improving the comfort in your home and lowering those energy costs this season with this grate heater!

Click here for helpful information on grate heaters, including installation & care!

24" Slim Design Fireplace Grate Heater Specifications Product Specifications:

  • Material: 11 Gauge Steel
  • Unit Depth: 23.5 Inches
  • Unit Width: 24 Inches
  • Unit Height: 9.5 Inches
  • Front Rail Height: 1 3/8 Inches
  • Fire Bed: 24" Wide x 13" Deep
  • Unit Weight: 50 Pounds
  • Standard Black Cover: Adjustable Width To 48 Inches
  • Minimum Opening Width: 28 Inches
  • Minimum Opening Height: 24 Inches
  • BTUs Per Hour: 40,000
  • CFMs: 90/125
  • Fuel Compatibility: Wood
  • Blower Speed: Variable
  • Thermostat: On/Off Fan Control
  • Fan Box Mounting: Left | Right
  • Electric Cord: 6 Feet

24" Slim Design Fireplace Grate Heater Features and Benefits Product Features and Benefits:

  • Designed for use with wood-burning fireplaces
  • Grate heater ships for free; please allow 4 weeks for production and transit of this made to order item
  • 5-year limited warranty on construction; 1-year warranty on electrical components
  • Fit fireplaces larger than 28 inches wide and 24 inches high and comes with a front rail
  • Measures 24 inches wide and 23.5 inches deep
  • Delivers 40,000 BTUs per hour
  • The variable motor produces 90 to 125 CFMs per hour
  • Comes with on/off thermostat control
  • Motor location can be on the left or right side of the unit
  • The electrical cord is 6 feet in length

24" Slim Design Fireplace Grate Heater Owners Manual Product Manual: Slim Design GH2422 Fireplace Grate Heater


  • Enjoy free shipping on this order.
  • This is a MADE TO ORDER item; please allow 4 weeks for production and transit time
  • In order to offer the best shipping method for our customers, this product is able to ship via transit carrier, such as UPS or FedEx.

Manufacturer's Warranty:

  • 5 year limited warranty on metal frame and construction
  • 1 year limited warranty on electrical components (switches, motor, cord)
  • Warranty applies to original purchaser only
  • Damages due to misuse or abuse, including improper installation and operation, is not covered by the warranty

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Last updated on February 21st 2020.

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