Now with a 2 foot x 2 foot door on all models
and a REMOVABLE ash pan!


Check out our ThermoWind Video below

If you are interested in turning the forced air furnace into one that burns coal,
you can simply add the cast iron shaker grate system that is demonstrated in the video below for $288 extra!

Rated to Heat up to 3500 sq. ft.

It is rated at 91,000 BTU

burning a good seasoned hardwood like oak and better hardwoods

like Hickory, Locust or Hedge can potentially give you


The standard insulation on our furnaces is:

2″ of Morgan Super Wool with an R value of 56.8 on the tops and fronts and 3″ of Knauf ET Blanket + 1/4″ of Solar Guard for a combined R value of 23.1 on the rest of the furnace

The cold weather package is R-88.23 on tops and fronts and 68.4 on the rest of the furnace and is available for an additional $307.00

You can find out more insulation information including video demonstrations by going to the insulation page.

Hyprotherm Thermowind 1000 Specifications and Dimensions
Air Jacket Thickness; 1/8”
Firebox Capacity; 16 cubic feet
Firebox Dimensions; 1/4” thick 28L” x 30”W x 34”H
Fuel Door; 24” x 24”
Grate System; Round Steel (requires 1)
Ash Cleanout: Removable Ash Pan
BTUs; 91,000
Heatable Area; 3,500 sq ft
Length: 62”
Width: 46”
Height at roof peak (includes pallet): 88”
Flue Length above peak: 8”
Flue Pipe: Schedule 40 x 5.375” OD
Weight with standard features (includes pallet): 1720 lb
Weight including shipping crate: 1960 lb
Manufacture and Transport pallet dimensions:
48.5” wide x 76” long x 6” tall
Crated Furnace Dimensions:
91″L x 51″W x 95″H

Forced Air Installation Manual
Honeywell Fan Limit Controller Manual