The Hyprotherm, Front Loading, Residential Hydronic series is a front loading furnace with more water capacity and a larger firebox then any other furnace in its class. These coal only furnaces feature fireboxes that are 3/8” thick. The water jacket bottom is also 3/8” thick with the sides and top being 3/16”. All of these front loading furnaces come with large 24” x 24” fuel fill doors and removable ash pans to make ash removal simple. They have cast iron coal grates and each furnace is pre wired with only one connection to a power supply necessary, making them basically plug and play. Each comes with; lock down vault assembly door latch, two 1” supply and two 1” return nipples. Also includes a water level sight gauge and a digital thermostat to control the combustion blower.

FLRH-300 SPECIFICATIONS:

• Water Capacity; 301 gallon
• Water Jacket Thickness Bottom; 3/8”
• Water Jacket Thickness Sides and Top; 3/16”
• Firebox Capacity; 34 cubic feet
• Firebox Dimensions; 3/8” thick @ 57.5”L x 30”W x 34”H
• Overall Dimensions: 94”L x 46”W x 87”H
• Crated Dimensions: 97″L x 51″W x 95″H
• Shipping Weight: 2,920 lbs
• Fuel Door; 24” x 24”
• Grate System; Shaker Grate From Flat Cast
• Ash Cleanout: Removable Ash Pan
• BTUs; 336,150 @ 180 degree
• Heatable Area; 8,400 sq ft Approx

The Standard Insulation Package on our furnaces is:

Three inches of Knauf ET Blanket = R- 11.5 + One quarter inch Solar Guard = R- 11.6
Hyprotherm side wall standard insulation = R- 23.10

Two inches of Morgan Super Wool Blanket
Hyprotherm top or front standard insulation = R- 56.80

If you want the best insulated furnace in the industry, be sure to get our Hyprotherm Cold Weather Package for an additional $307.00.  This amazing package covers the entire furnace in Morgan Super Wool instead of Knauf ET side wall. The Cold Weather Package on our furnaces is:

Two inches of Morgan Super Wool Blanket = R- 56.80 + One quarter inch Solar Guard = R- 11.60
Hyprotherm side wall Cold Weather Package Insulation R- 68.40

Three inches of Morgan Super Wool Blanket
Hyprotherm top or front Cold Weather Package Insulation R- 88.23

You can actually put your hand under Morgan Super Wool, heat the other side of it with a blow torch and not burn your hands!  Don’t believe us? Find that video and more insulation information by going to the insulation page.

Yeah, you want the cold weather package.