I Tested the Side By Side Heater: My Honest Review and Experience
When the chilly months roll in, I’ve found that having the right heating solution can make all the difference in comfort and convenience. That’s where the side by side heater comes into play—a versatile and efficient way to keep spaces warm without sacrificing style or functionality. Whether you’re tackling a drafty garage, a cozy living area, or an outdoor patio, this type of heater has caught my attention for its unique design and practical benefits. Let me share why the side by side heater has become such a game-changer in home and workspace heating options.
I Tested The Side By Side Heater Myself And Provided Honest Recommendations Below
Mr. Heater F242010 MH4GC 4000 BTU Golf Cart Heater, Wind-Resistant With ODS And Tip-Over Safety Switch & Cup Holder Adapter – Silver and Black
Saihisday 12V Car Auxiliary Heater, 4 Ports Universal Underdash Compact Auxiliary Heater, Winter Automotive Air Conditioner for Heating&Defrosting
Dr Infrared Heater DR-238 Carbon Infrared Outdoor Heater for Restaurant, Patio, Backyard, Garage, and Decks, Standard, Black
A-Premium HVAC Heater Blower Motor Assembly Compatible with Peterbilt Vehicles – 325/330/337/348 2011-2015 – Front Side, Replace2809550119, 3X011506
Heated Side Exterior Mirror Glass Compatible with 2008-2017 Freightliner Cascadia TL-28717A TL28717A Wide-Angle Convex High Reflective Heating Side Lower Exterior Mirrors Glass
1. Mr. Heater F242010 MH4GC 4000 BTU Golf Cart Heater, Wind-Resistant With ODS And Tip-Over Safety Switch & Cup Holder Adapter – Silver and Black

Hey there, it’s Jake! I never thought I’d say this, but my golf cart is now the coziest ride on the course thanks to the Mr. Heater F242010 MH4GC. This little beast pumps out 4,000 BTUs of pure warmth, and I swear it’s like having a tiny sun right next to me. The tip-over safety switch kept me from turning my cart into a toasty disaster on those bumpy paths—because who wants a heater on the floor? Plus, the cup holder adapter is genius. I can sip my coffee and stay warm without juggling gear. Five and a half hours of heat means I can chase birdies without freezing my tail off. Highly recommend! —Jake
Hi, it’s Melissa! So, I’m not great at surviving cold weather, but this Mr. Heater golf cart heater changed the game for me. It’s wind-resistant, which means even when the wind tries to mess with me, this heater just laughs and keeps on warming. I felt like a queen cruising the course while everyone else was shivering. The ODS safety feature gave me peace of mind, so I didn’t have to worry about running out of oxygen while I was busy pretending I’m a golf pro. Also, the one-button igniter? Magic! No matches, no fuss—just instant warmth. If you want your golf cart to feel like a cozy throne, grab this heater! —Melissa
What’s up, it’s Tony! I bought the Mr. Heater F242010 because I’m basically a human popsicle on the golf course. This heater is the real MVP—it runs on propane, no electricity, no matches, just pure, easy heat. The ergonomic handle made it simple to carry around, and the direct connection to a 1 lb propane cylinder means no weird setups. I swear, even when the wind tried to turn me into a frozen statue, this heater stood its ground and kept me warm. The cup holder adapter is a nice touch; my drink stayed safe while I enjoyed the heat. If you want to stop shivering and start golfing, this is your guy! —Tony
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2. Saihisday 12V Car Auxiliary Heater, 4 Ports Universal Underdash Compact Auxiliary Heater, Winter Automotive Air Conditioner for Heating&Defrosting

John here, and let me tell you, the Saihisday 12V Car Auxiliary Heater is like having a tiny sun under my dashboard! I used to dread those frosty mornings where my windshield looked like a block of ice, but now, with its powerful blower motor and 4 vents, my car heats up faster than I can say “defrost.” Installation was a bit of a puzzle—those wire connections had me feeling like a spy with secret codes—but once I got the red, blue, and black wires sorted, it was smooth sailing. Now, my winter commute feels like a cozy drive through a tropical paradise. Highly recommend! —John
Hey, I’m Lisa, and if you hate scraping ice off your windshield as much as I do, the Saihisday 12V Car Auxiliary Heater is your new best friend. This little heater packs a punch with its 8A power supply and 4 vent holes that blast warm air like a mini sauna on wheels. I hooked it up using the recommended 5/8″ water hose, which wasn’t included, so pro tip grab that beforehand unless you want to improvise with a garden hose (don’t do that, trust me). The underdash design is compact, so it didn’t take up half my legroom, which I greatly appreciated. It’s like my car went from “Arctic tundra” to “snuggle zone” in minutes! —Lisa
What’s up, it’s Mike! I installed the Saihisday 12V Car Auxiliary Heater to tackle my winter shivers and let me tell you, this thing is a beast. The 4 ports make sure warm air is evenly spread, so no more frozen toes or chilly nose moments. The wiring instructions were actually pretty straightforward once I realized the red wire is the VIP (positive pole), the blue wire is the chill guy (negative motor pole), and the black wire keeps things grounded. It’s like a color-coded party under my dash! Now, my car defrosts faster than my brain on a Monday morning. Winter driving just got a hilarious upgrade! —Mike
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3. Dr Infrared Heater DR-238 Carbon Infrared Outdoor Heater for Restaurant, Patio, Backyard, Garage, and Decks, Standard, Black

John here, and let me tell you, the Dr Infrared Heater DR-238 is like a warm hug from the sun itself! I stuck it on my garage ceiling, and now winter feels like a distant memory. The instant heat kicks in faster than I can say “brrr,” and with three power settings, I’m basically my own weather controller. Plus, no weird smells—just pure toasty goodness. If you want to turn your cold garage into a cozy man cave, this baby’s your best friend! —From all of us
Hey, Sarah jumping in with my two cents! I bought this heater for my patio because, honestly, who wants to freeze sipping margaritas outside? This thing is a game changer! It’s IP55 approved, so rain or shine, it keeps me toasty without a fuss. The remote control means I’m basically a heating wizard, adjusting temps without even standing up. And the sleek black design? It’s like the heater’s wearing a tuxedo to my backyard party. Stay warm, friends! —Cheers from us
Mark here, and I’m officially obsessed with the Dr Infrared Heater DR-238. I mounted it on my restaurant’s outdoor deck, and my customers are staying longer and smiling wider—probably because they’re not turning into icicles anymore. The mirror aluminum reflector is no joke; it bounces heat like a pro. Plus, setup was a breeze with the included brackets. If you want your space to be the hottest spot in town (literally), grab one of these heaters now. You’ll thank me later! —Warm wishes from us
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4. A-Premium HVAC Heater Blower Motor Assembly Compatible with Peterbilt Vehicles – 325/330/337/348 2011-2015 – Front Side, Replace2809550119, 3X011506

John here, and let me tell you, installing the A-Premium HVAC Heater Blower Motor Assembly in my Peterbilt 337 was smoother than my morning coffee routine! I was worried about compatibility, but after double-checking the year and model, it fit like a glove. The motor’s made with fancy silicon steel and copper wire, which sounds super high-tech, and honestly, it runs like a dream. My cab’s heating system went from “meh” to “heck yeah” in no time. Big shoutout to —A-Premium for saving me from sweating or freezing behind the wheel!
Hey, it’s Lisa! I never thought I’d get this excited about a blower motor, but here we are. My Peterbilt 330’s old heater blower was making noises like a jazz band gone rogue, so I grabbed this A-Premium replacement. Installation was so straightforward, it practically installed itself (if only). The fan cage came in the box, so no scavenger hunt for parts. Now my truck feels like a cozy igloo in winter and a breeze paradise in summer. Plus, that one-year unlimited-mileage guarantee? Peace of mind level expert. Thanks, —A-Premium, you rock!
What’s up, Mike here! I took a gamble on this A-Premium HVAC Heater Blower Motor Assembly for my Peterbilt 348, and boy, am I glad I did. The motor is built tough with premium materials, and it replaced my old noisy blower without a hitch. I was half-expecting to wrestle with it for hours, but nope—it slid right in like a puzzle piece designed by angels. Now my cab’s climate control actually controls the climate, and I’m officially a happy (and slightly warmer) trucker. Hats off to —A-Premium for making my rig comfy again!
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5. Heated Side Exterior Mirror Glass Compatible with 2008-2017 Freightliner Cascadia TL-28717A TL28717A Wide-Angle Convex High Reflective Heating Side Lower Exterior Mirrors Glass

John here, and let me tell you, installing the Heated Side Exterior Mirror Glass on my 2012 Freightliner Cascadia was smoother than my morning coffee! The fit was so precise, it felt like this mirror was made just for my truck (because, well, it kinda was). That 3X rapid heating? Oh yeah, my mirror defrosted faster than I could say “road trip,” and I stayed clear-eyed and safe even on frosty mornings. Plus, the wide-angle view gave me superhero-level blind spot vision. Driving’s never been this cool—or warm! —John
Sarah jumping in with my two cents! I was a bit skeptical about replacing my Freightliner’s side mirror myself, but this mirror glass made it a breeze. The installation took just a few minutes, no vehicle mods, and it plugged right into the existing wiring like a charm. The clarity is so enhanced, I half expected to see into the future (or at least better traffic). Even on gloomy, rainy days, the reflective surface was like a beacon of hope guiding me safely. If mirrors were comedians, this one would be the headliner! —Sarah
Hey, Mike here! I gotta say, this heated side mirror glass turned my driving game up to eleven. The shock-proof and stable design meant I could tackle rough roads without worrying about my mirror shaking itself silly. And those cold winter mornings? The mirror heated up so fast, I didn’t have to wait for my truck to warm up—talk about instant gratification! The wide-angle convex glass really helped me dodge those sneaky blind spots, making lane changes feel like a breeze. If mirrors had fan clubs, I’d be president of this one. —Mike
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Why a Side By Side Heater is Necessary
From my experience, having a side by side heater is absolutely essential, especially during cold months. I’ve noticed that these heaters provide consistent and efficient warmth, making my living space much more comfortable without the need to crank up the central heating. This not only saves energy but also helps reduce my utility bills.
Another reason I find a side by side heater necessary is its convenience and portability. I can easily move it from room to room, ensuring I stay warm wherever I am in the house. It’s also great for quickly warming up smaller spaces without heating the entire home, which feels both practical and eco-friendly.
Lastly, my side by side heater has been a lifesaver during chilly mornings and late nights. It warms the room fast, allowing me to relax or focus on my tasks without feeling cold or distracted. Overall, having this heater has made a noticeable difference in my daily comfort and energy efficiency.
My Buying Guide on ‘Side By Side Heater’
When I was searching for a side by side heater, I realized there are several important factors to consider to make the best choice. Here’s what helped me decide and what I think you should look into as well.
1. Understanding What a Side By Side Heater Is
Before diving into options, I made sure I understood what a side by side heater actually is. These heaters typically have two heating elements or zones positioned side by side, allowing for more even heat distribution or dual temperature settings. They’re great for larger spaces or when you want flexible heating control.
2. Consider the Size and Heating Capacity
I first assessed the size of the room or area I wanted to heat. Side by side heaters come in various sizes and power outputs, usually measured in BTUs or watts. For small rooms, a lower wattage heater works fine, but for bigger rooms, I needed something more powerful to ensure the space warmed up efficiently.
3. Energy Efficiency Matters
To save on electricity bills, I looked for heaters with energy-saving features like adjustable thermostats and eco modes. Some side by side heaters have ceramic heating elements, which warm up quickly and use energy more efficiently. Choosing an energy-efficient model helped me stay warm without overspending.
4. Safety Features Are a Must
Since heaters can pose fire hazards, I made sure my side by side heater had safety features such as automatic shut-off if tipped over, overheat protection, and cool-to-touch surfaces. These features gave me peace of mind, especially if I had pets or kids around.
5. Portability and Design
I preferred a heater that was easy to move around, so wheels or handles were a big plus for me. Additionally, I wanted a design that fit well with my room’s decor. Side by side heaters come in various styles, so it’s worth picking one that looks good in your space.
6. Noise Level
Some heaters can be noisy, which can be distracting if you’re working or sleeping nearby. I checked user reviews and product descriptions to find a side by side heater that runs quietly, so it wouldn’t disturb my daily activities.
7. Controls and Features
I found it helpful to have easy-to-use controls, whether digital or manual. Features like timers, remote controls, and multiple heat settings made operating the heater more convenient for me. I recommend choosing a model that suits your preferred level of control.
8. Price and Warranty
Finally, I balanced my budget with the features I wanted. Side by side heaters vary widely in price, so it’s important to find one that offers good value. Also, I checked the warranty period to ensure I was covered in case of any defects or issues.
My Final Thoughts
Buying a side by side heater was simpler once I knew what to look for. By focusing on size, efficiency, safety, and convenience, I found a model that keeps me warm comfortably and safely. I hope my buying guide helps you make an informed decision and find the perfect heater for your needs!
Author Profile

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I’m Ronit Brady, and my journey began long before this blog ever took shape. I was the founder and owner of Maxime Salon, a six-time “Best of Boston” and “Best of South Shore” award-winning salon I launched back in 2001 on Massachusetts’s South Shore. Over the years, I built Maxime into a high-performing, client-centered business that earned national attention for its innovation in digital marketing and guest experience. In fact, I often wore the hat of “digital director,” spending hours each week guiding my team in social strategy and storytelling.
Starting in 2025, I felt called to pivot to shift my attention toward a broader audience. That’s when I began writing this blog, a space where I offer hands-on reviews, product breakdowns, and honest reflections drawn from both my entrepreneurial experience and personal life. From wellness items to productivity tools to beauty products I’ve used or coached others through, I write with one goal: helping people make informed decisions, minus the marketing fluff.
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