What type of furnace is best for an RV?

Propane furnaces from brands like Suburban and Dometic are the most common and efficient for full-size RVs.

Can I use an electric heater in my RV?

Yes. 12V and inverter-based heaters are ideal for supplemental or off-grid heating with solar setups.

Are diesel heaters safe for RVs?

Yes. Diesel heaters are sealed combustion systems that are efficient and safe when properly installed.

What’s the quietest type of RV heater?

Catalytic and 12V diesel heaters operate quietly, with minimal fan noise compared to standard furnaces.

Do RV furnaces use electricity?

Yes. While propane provides the heat, furnaces use 12V electricity for ignition and blower operation.

How often should I service my RV furnace?

Inspect and clean your furnace annually before winter to ensure safe ignition and airflow.

Can I run my RV furnace on solar power?

You can run the 12V components via solar, but propane or diesel is still needed for heating output.

Which RV furnace brands are most reliable?

Suburban and Dometic lead in reliability, with durable heat exchangers and easy replacement parts.

Can I replace my Suburban furnace with a Dometic model?

Yes, most Dometic units fit the same cutouts and use similar ducting for easy replacement.

What’s the best portable heater for an RV?

Mr. Heater Buddy and Camco catalytic heaters offer safe, compact heating for small RV interiors.

RV Furnaces & Heaters | Propane, Diesel & 12V RV Heating Systems

Furnaces & Heaters

Stay warm and comfortable on every adventure with RV Furnaces & Heaters from The Outdoor Warehouse. Whether you rely on propane, 12V electric, or diesel heat, our selection includes reliable, energy-efficient systems built for all-season RV living.

Featuring top-rated brands like Suburban, Dometic, Atwood, Camco, and Mr. Heater, our collection of RV furnaces and portable heaters ensures dependable heating performance in any climate — from mountaintop winters to desert nights.

Shop RV Furnaces & Heaters by Type

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Compare RV Heating Systems

System Type	Power Source	Heating Output	Ideal For	Key Benefits
Propane Furnace	LP Gas / 12V DC	16K – 40K BTU	All-season RV heating	Reliable, automatic ignition and ducted comfort
Diesel Heater	12V Diesel	5K – 10K BTU	Off-grid and cold-weather camping	Fuel-efficient, quiet operation
12V Electric Heater	Battery / Inverter	2K – 6K BTU	Solar-powered or inverter-equipped rigs	Compact, low amp draw, silent running
Portable Space Heater	AC / Propane	1K – 4K BTU	Supplemental cabin heat	Lightweight, adjustable, fast setup

Why Choose RV Furnaces & Heaters from The Outdoor Warehouse?

All-Climate Solutions: Choose from propane, diesel, or electric RV heating systems for reliable warmth in any environment.
Energy Efficiency: 12V and inverter-ready heaters help conserve power for off-grid travel.
Quiet Performance: Modern ducted furnaces and catalytic heaters operate with minimal noise.
Safety First: Every furnace and heater is RVIA-certified and built to meet strict safety standards.
Easy Maintenance: Find RV furnace repair parts to keep your system running efficiently.

Pro Tip

Upgrade to a Suburban or Dometic RV furnace for ducted, high-output heating that distributes warm air evenly across your RV interior. Pair it with a digital thermostat for precise climate control and better energy use.

Advanced Tip

If you travel off-grid, consider a diesel or 12V heater. Models from Webasto or Planar deliver continuous, efficient heating powered directly by your vehicle’s fuel system or battery bank — perfect for solar-equipped RVs.

Learn More About RV Heating Systems

Visit our RV Learning Center for expert guides on maintaining and troubleshooting Suburban, Dometic, Atwood, and Camco RV furnaces. Learn how to clean burners, replace ignitors, and winterize your RV heating system for long-term reliability.

Why Buy from The Outdoor Warehouse?

Authorized dealer of Suburban, Dometic, Atwood, Camco, and Mr. Heater
All furnaces and heaters are RVIA- and EnergyStar-certified
Expert technical support for installation and setup
Fast, reliable shipping and trusted customer service
Serving full-time RVers, off-grid adventurers, and cold-weather travelers nationwide