Van Life Gear

RV Heater Reviews: Best Picks for Cold Weather

September 17, 2025

What Type of Heater Is Best for an RV?Propane HeatersElectric HeatersDiesel HeatersOil-Filled RadiatorsWhat Is the Best Way to Heat an RV?Use Multiple Heat SourcesMany RVers, myself included, rely on a mix of heating methods. For example, I use my propane furnace to keep pipes from freezing and supplement it with an electric infrared heater or oil-filled radiator.Insulate Your RVProper insulation makes a huge difference in retaining heat. Add skirting to block cold air underneath, use thermal curtains, and seal any drafts. Check out my blog post about Airskirts an easy totally portable option.Choose the Right Heater for Your SetupOff-grid adventurers might prioritize diesel or propane heaters, while campground users can opt for electric models. Match the heater to your needs and power availability.Prioritize SafetyAlways use heaters with built-in safety features like automatic shut-off and low oxygen sensors. Don’t forget a carbon monoxide detector!Is It Okay to Use a Portable Heater in an RV?RV Heater Reviews: My Top Picks1. Infrared Portable Space Heater2. Oil-Filled Radiant Heater3. Diesel Parking Heater4. Mr. Buddy HeaterTips for Maximizing Your RV Heater’s EfficiencyFAQs About RV HeatersFinal ThoughtsCheck out our most popular Blog Posts here:

Propane HeatersElectric HeatersDiesel HeatersOil-Filled Radiators

Use Multiple Heat SourcesMany RVers, myself included, rely on a mix of heating methods. For example, I use my propane furnace to keep pipes from freezing and supplement it with an electric infrared heater or oil-filled radiator.Insulate Your RVProper insulation makes a huge difference in retaining heat. Add skirting to block cold air underneath, use thermal curtains, and seal any drafts. Check out my blog post about Airskirts an easy totally portable option.Choose the Right Heater for Your SetupOff-grid adventurers might prioritize diesel or propane heaters, while campground users can opt for electric models. Match the heater to your needs and power availability.Prioritize SafetyAlways use heaters with built-in safety features like automatic shut-off and low oxygen sensors. Don’t forget a carbon monoxide detector!

1. Infrared Portable Space Heater2. Oil-Filled Radiant Heater3. Diesel Parking Heater4. Mr. Buddy Heater

Check out our most popular Blog Posts here:

Disclosure:Some of the links in this article may be affiliate links, which can provide compensation to me at no cost to you if you decide to purchase. This site is not intended to provide financial advice and is for entertainment only.

Winter in an RV can be magical—snow-covered landscapes, crisp mornings, and cozy nights. But without the right RV heater, it can also be uncomfortably cold. Choosing the best heater is essential for staying warm and safe during your adventures, whether you're off-grid or at a campground with full hookups.

As someone who’s been living full-time in RVs since 2009, I’ve tested various heaters to find what works best for different setups. In this post, we’ll explore the top RV heaters, answer common questions about RV heating, and share tips for keeping your home on wheels warm this winter.

What Type of Heater Is Best for an RV?

The best type of heater for your RV depends on your lifestyle and setup. Here’s a breakdown of the main types:

Propane HeatersPros: Reliable, widely available fuel, and excellent heat output.Cons: Requires proper ventilation to prevent carbon monoxide buildup.Best For: Off-grid campers who want powerful heat without relying on electricity.

Propane Heaters

Pros: Reliable, widely available fuel, and excellent heat output.Cons: Requires proper ventilation to prevent carbon monoxide buildup.Best For: Off-grid campers who want powerful heat without relying on electricity.

Pros: Reliable, widely available fuel, and excellent heat output.

Cons: Requires proper ventilation to prevent carbon monoxide buildup.

Best For: Off-grid campers who want powerful heat without relying on electricity.

Electric HeatersPros: Easy to use, no emissions, and great for campgrounds with hookups.Cons: Inefficient off-grid and dependent on shore power.Best For: RVers with access to consistent electricity.

Electric Heaters

Pros: Easy to use, no emissions, and great for campgrounds with hookups.Cons: Inefficient off-grid and dependent on shore power.Best For: RVers with access to consistent electricity.

Pros: Easy to use, no emissions, and great for campgrounds with hookups.

Cons: Inefficient off-grid and dependent on shore power.

Best For: RVers with access to consistent electricity.

Diesel HeatersPros: Highly efficient, uses your RV’s fuel supply, and works well off-grid.Cons: Higher upfront cost and requires installation.Best For: Cold-weather adventurers who need reliable heating anywhere.

Diesel Heaters

Pros: Highly efficient, uses your RV’s fuel supply, and works well off-grid.Cons: Higher upfront cost and requires installation.Best For: Cold-weather adventurers who need reliable heating anywhere.

Pros: Highly efficient, uses your RV’s fuel supply, and works well off-grid.

Cons: Higher upfront cost and requires installation.

Best For: Cold-weather adventurers who need reliable heating anywhere.

Oil-Filled RadiatorsPros: Quiet, consistent heat, and safe for overnight use.Cons: Slower to warm up and heavier to move.Best For: Supplemental heat in moderately cold conditions.

Oil-Filled Radiators

Pros: Quiet, consistent heat, and safe for overnight use.Cons: Slower to warm up and heavier to move.Best For: Supplemental heat in moderately cold conditions.

Pros: Quiet, consistent heat, and safe for overnight use.

Cons: Slower to warm up and heavier to move.

Best For: Supplemental heat in moderately cold conditions.

What Is the Best Way to Heat an RV?

The best way to heat an RV combines efficiency, safety, and comfort. Here's how:

Use Multiple Heat SourcesMany RVers, myself included, rely on a mix of heating methods. For example, I use my propane furnace to keep pipes from freezing and supplement it with an electric infrared heater or oil-filled radiator.

Insulate Your RVProper insulation makes a huge difference in retaining heat. Add skirting to block cold air underneath, use thermal curtains, and seal any drafts.Check out my blog post about Airskirts an easy totally portable option.

Insulate Your RVProper insulation makes a huge difference in retaining heat. Add skirting to block cold air underneath, use thermal curtains, and seal any drafts.Check out my blog post about Airskirts an easy totally portable option.

Choose the Right Heater for Your SetupOff-grid adventurers might prioritize diesel or propane heaters, while campground users can opt for electric models. Match the heater to your needs and power availability.

Choose the Right Heater for Your SetupOff-grid adventurers might prioritize diesel or propane heaters, while campground users can opt for electric models. Match the heater to your needs and power availability.

Prioritize SafetyAlways use heaters with built-in safety features like automatic shut-off and low oxygen sensors. Don’t forget a carbon monoxide detector!

Is It Okay to Use a Portable Heater in an RV?

Yes, portable heaters can be a safe and effective option for RVs when used properly. Look for models designed for small spaces with features like tip-over protection, overheat sensors, and cool-touch exteriors. Always follow these safety tips:

Keep flammable materials at least three feet away from the heater.

Ensure proper ventilation, especially with propane or diesel heaters.

Never leave a heater running unattended.

RV Heater Reviews: My Top Picks

Here are the RV heaters I’ve tried, along with their pros and cons.

1. Infrared Portable Space Heater

The infrared heater has been my go-to for over a decade. It provides dry, even heat that combats the humidity common in winter RV living.

Pros: Eco mode, remote control, and great for shore power use.Cons: Slightly noisy fan.Best For: Full-hookup RVers needing reliable supplemental heat.

Pros: Eco mode, remote control, and great for shore power use.

Cons: Slightly noisy fan.

Best For: Full-hookup RVers needing reliable supplemental heat.

Check out my favorite Infrared heater:

Amazon.com

Amazon.ca

2. Oil-Filled Radiant Heater

Perfect for quiet, steady heat, this heater pairs well with a furnace on extra-cold nights.

Pros: Silent operation and consistent warmth.Cons: Slow to warm up and less effective in extreme cold.Best For: Mild winters or as a secondary heat source.

Pros: Silent operation and consistent warmth.

Cons: Slow to warm up and less effective in extreme cold.

Best For: Mild winters or as a secondary heat source.

Check out the best pricing:

Amazon.com

Amazon.ca

3. Diesel Parking Heater

Efficient and ideal for off-grid use, this heater keeps you warm even in the harshest conditions. This is my pick for my van. Mine has a fan that runs constantly and consistently and for a light sleeper like me this is really important for sleeping.

Pros: Reliable heat output and economical fuel use.Cons: Installation can be tricky.Best For: Boondockers and cold-weather explorers.

Pros: Reliable heat output and economical fuel use.

Cons: Installation can be tricky.

Best For: Boondockers and cold-weather explorers.

Check out Vevor’s Diesel heater:

Vevor Direct https://www.vevor.com/diesel-heater-c_10321/vevor-diesel-air-heater-12v-8kw-diesel-heater-with-remote-control-and-lcd-10l-fuel-tank-diesel-parking-heater-rapid-heating-and-low-noise-for-rv-trailer-camper-van-boat-and-indoors-p_010276329389?lang=en¤cy=usd&utm_source=inhouse&utm_medium=affiliate&utm_campaign=47841797&shortkey=20250103ketY

Amazon.com. https://amzn.to/3BU65tQ

Amazon.ca. https://amzn.to/41V21nO

4. Mr. Buddy Heater

A popular choice for off-grid heating, this propane heater is portable and powerful.

Pros: Easy to use, affordable, and no electricity needed.Cons: Requires ventilation and careful placement away from pets.Best For: Off-grid RVers needing quick and effective warmth.

Pros: Easy to use, affordable, and no electricity needed.

Cons: Requires ventilation and careful placement away from pets.

Best For: Off-grid RVers needing quick and effective warmth.

Check out Mr Buddy:

Amazon.com https://amzn.to/4fLFvRE

Amazon.ca. https://amzn.to/3DHpTRK

Tips for Maximizing Your RV Heater’s Efficiency

Insulate Windows and Doors: Use reflective insulation or thermal curtains to keep the cold out. Skirting is key we recommendAir Skirts. get 10% off use this link with our code "missadvanture"

Use Rugs: Cover cold floors to improve comfort and reduce heat loss. Or, be like me and instal heated floors. Stay tuned for my blog post about that.

Heat Smaller Zones: Close off unused areas to focus heat where it’s needed most. I also highly recommend a heated blanket or mattress pad.

FAQs About RV Heaters

1. Can I use a propane heater overnight in my RV?

Yes, but ensure proper ventilation and use a carbon monoxide detector for safety.

2. What’s the quietest RV heater?

Oil-filled radiators and high-quality diesel heaters are typically the quietest options.

3. How do I know which RV heater is right for me?

Consider your power setup (off-grid vs. shore power), RV size, and budget to narrow your options.

Final Thoughts

A reliable RV heater is essential for enjoying winter adventures in comfort. Whether you prefer the quiet efficiency of an oil-filled radiator or the off-grid power of a diesel heater, there’s a solution for every traveler. Ready to upgrade your RV heater? Let me know your favorites—I’d love to hear your recommendations! Email Roxie@missadvanture.com