10 Best Indoor Wood Furnaces of December 2025

Gaskets Inc.

• 5,200 BTU heater provides supplemental zone heating for up to 1,000 square feet to help you save money
• Patent pending 3D flame effect technology features realistic flames that dance on and behind the logs, including five adjustable color, brightness, and speed settings
• The infrared quartz heat helps to maintain the natural humidity in the air, resulting in comfortable heat without drying out the room's
• Overheat protection, heater will instantly shut off to prevent overheating. Volts : 120. Amps : 12.5
• Adjustable, digital thermostat allows you to decide the temperature of your room

Duraflame

• Stove can be used in an outfitters tent with a stove pipe vent; Four (17" long × 2 1/2" diameter) interlocking flue pipe sections
• Spark arrestor for added safety; Removable dual side cooking tubes can be used for baking potatoes, foil meals, etc.
• The stove has front and rear air flow regulators and an easy access bottom ash clean-out
• Top grate is hinged and doubles as a carrying handle when stove is not in use
• Grate folds to provide flat heating surface on top of stove and can be folded out for drying gloves, socks, small items

TMS

• WARM, ADJUSTABLE HEAT – Keep living or work spaces heated with a direct vent wall heater with room thermostat that lets you monitor your heat dispersion, BUILT-IN THERMOSTAT (Low - High Dial) - 11,000 BTU
• EXCLUSIVE GLASS CERAMIC WINDOW – A true market exclusive accessory, ONLY available on 11,000 Btu and 20,000 Btu indoor propane gas units
• STYLISH & CLEAN ENERGY – A sleek fireplace design, our direct vent gas heater produces safe, clean energy that’s economical and aesthetically pleasing.
• QUICK & EASY INSTALLATION – Connect our propane wall heater direct vent to a gas fitter and it will heat your living space effectively with low maintenance required.(The wallʼs thickness cannot be less than 4-1/2” (11.5 cm) nor can it exceed 12-5/8” (32 cm).)
• CERTIFIED QUALITY – Heavy-duty grill made with die-cast aluminum and glass ceramic window for more safety, Product is certified for use in the USA and Canada.

Martin

Gaskets Inc.

• 1" Fire Rope to Seal most Outside Wood Furnaces Doors
• Diameter of the rope is 1" can be used with our High Heat Silicone for easy installation.
• Woodstove Gasket Rope
• 1 Inch Round Fiberglass Fire Rope Seal

Alternative Heating & Supplies

• Eligible for a $300 biomass stove tax credit ( www.hpba.org/Advocacy/Biomass-Stove-Tax-Credit )
• Recommended heating area (sq.ft.) : 1,800
• Heat output: 65,000 BTU
• Average particulate emissions rate : 1.26 g/h
• Steel thickness – top : 5/16"

Drolet