Is bigger better? we think so. You have spoken and we have listened. Our Wide Grizzly 450 Cold Plunge is 7.5″ wider than the Original 400 and Exclusive. This limited-edition, wider iceless ice bath experience is perfect for tandem cold plunging, people who like to sit cross legged as they plunge, or those just wanting a little more room to spread out. It’s also a good solution for men with very broad shoulders / football player physique.
- The Wide 450 can accommodate not only 6’ 8” + taller people comfortably, but with extra room to spread out, you can fit a friend in there too! This is a one to two person tub.
- Durable rugged tub, great for both indoor and outdoor
- Childproof, lockable lid
- Prop latching lid bracket located on exterior arm of plunge that will hold the lid open while plunging
- Injected with 2″ of foam for superior insulation
- Equipped with a water filtration system to keep your water clean. We additionally recommend a water cleaning methed such as Ozone or Sirona (more on that below)
- 1200 GPH mag drive pump
- Cools to a frosty 39 degrees, no ice needed.
- Power requirements: Standard 110V outlet; draws 6.5 amps while chiller is running.
- 1 Year Limited Warranty, with option for additional 1 or 2 year warranty.
- It is recommended the chiller be shielded from the elements. Placing your Desert Plunge in a garage, under a patio, umbrella, or some type of ventilated cover over the chiller is best. A Desert Plunge custom fitted cover is available for purchase.
Total footprint – 77” long x 40” deep, add 10” to keep off wall for a total footprint of 77”x50”
Interior dimensions – 46.5″ long at top, 41.5″ at bottom x 31.5″ wide x 22″ high
Exterior cooler dimensions – 59.75” long x 38.5” wide x 30.75” high
Shipping Weight: 225 lbs.
Water Volume: 112 gallons filled to the top of tub. Suggested fill level roughly 75 gallons
Plunge weight with water: 800-950 lbs.
Water Treatment: Ozone
Ozone sanitation is a is a great chemical-free option for keeping your water clean. A generator attaches to the back of your cold plunge tub, releasing ozone into the water daily using an air pump. The ozone generator turns on and off by a timer, making it a hands-off maintenance option. While ozone can be a great sanitation method, you need to ensure you are entering the plunge after rinsing off and wearing swimsuit material only. Ozone is a powerful oxidizing agent which when dissolved in water, produces a broad spectrum biocide that helps eliminate bacteria and viruses; ozone for water treatment has been used since 1904. See also our Ozone FAQs and check out the video for more information. Please note, if you keep your cold plunge outside in freezing temperatures, ozone tubing will need to be monitored for blockages, and ozone should not be used in temperatures below 20 degrees F.
Water Treatment: Sirona
Our Sirona Water Maintenance Kit is a chlorine free and bromine free product that you’ll add to your cold plunge water based on the results of weekly testing; testing info and pH strips are included.
The Sirona Water Maintenance Kit is a stronger cleaning agent than ozone; it is ideal if there are a number of people regularly using your cold plunge or if your are not as diligent about rinsing off before getting in the water. See more information about Sirona use and testing on our care and maintenance page.
Shipping options: Free local pickup at our Phoenix metro area warehouse, local delivery in the Phoenix metro for a fee, $250 flat-rate shipping within the continental U.S., and $650 flat-rate delivery to the Hawaiian Islands of Maui, Kauai, Oahu, or Hawaii.
The Wide Cold Plunge Footprint & What Comes With ItWe include all the important things you need to get you up and plunging right away, including filters, cleaning tools, adapters, easy to set up fittings, and instructions. Most people say set up took them about 10 minutes.
- Instructional set up video and care instructions
- Tub
- Pump
- Chiller
- Filter Housing
- 2 filters
- Electrical box with power cord
- GFCI adapter
- Water Hose Filter
- Intake strainer to prevent unwanted hair getting in your pump
- Prefabricated fittings and components for easy set up
- Water sanitation options: Ozone or Sirona
What’s not included: ice! With our electric chilled cold plunge, you’ll never need ice to experience the benefits of cold water immersion therapy.
Shipped weight is 232lbs
Total footprint – 77" long x 40" deep, add 10" to keep off wall for a total footprint of 77"x50"
Interior dimensions – 46.5″ long at top, 41.5″ at bottom x 31.5″ wide x 22″ high
Exterior cooler dimensions – 59.75" long x 38.5" wide x 30.75" high
Your details are protected and safe with us.
The Wide Grizzly 450 Cold Plunge Tub - 1/4 Horsepower - Gray
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Our Models: The Wide or The Exclusive
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Is bigger better? we think so. You have spoken and we have listened. Our Wide Grizzly 450 Cold Plunge is 7.5″ wider than the Original 400 and Exclusive. This limited-edition, wider iceless ice bath experience is perfect for tandem cold plunging, people who like to sit cross legged as they plunge, or those just wanting a little more room to spread out. It’s also a good solution for men with very broad shoulders / football player physique.
- The Wide 450 can accommodate not only 6’ 8” + taller people comfortably, but with extra room to spread out, you can fit a friend in there too! This is a one to two person tub.
- Durable rugged tub, great for both indoor and outdoor
- Childproof, lockable lid
- Prop latching lid bracket located on exterior arm of plunge that will hold the lid open while plunging
- Injected with 2″ of foam for superior insulation
- Equipped with a water filtration system to keep your water clean. We additionally recommend a water cleaning methed such as Ozone or Sirona (more on that below)
- 1200 GPH mag drive pump
- Cools to a frosty 39 degrees, no ice needed.
- Power requirements: Standard 110V outlet; draws 6.5 amps while chiller is running.
- 1 Year Limited Warranty, with option for additional 1 or 2 year warranty.
- It is recommended the chiller be shielded from the elements. Placing your Desert Plunge in a garage, under a patio, umbrella, or some type of ventilated cover over the chiller is best. A Desert Plunge custom fitted cover is available for purchase.
Total footprint – 77” long x 40” deep, add 10” to keep off wall for a total footprint of 77”x50”
Interior dimensions – 46.5″ long at top, 41.5″ at bottom x 31.5″ wide x 22″ high
Exterior cooler dimensions – 59.75” long x 38.5” wide x 30.75” high
Shipping Weight: 225 lbs.
Water Volume: 112 gallons filled to the top of tub. Suggested fill level roughly 75 gallons
Plunge weight with water: 800-950 lbs.
Water Treatment: Ozone
Ozone sanitation is a is a great chemical-free option for keeping your water clean. A generator attaches to the back of your cold plunge tub, releasing ozone into the water daily using an air pump. The ozone generator turns on and off by a timer, making it a hands-off maintenance option. While ozone can be a great sanitation method, you need to ensure you are entering the plunge after rinsing off and wearing swimsuit material only. Ozone is a powerful oxidizing agent which when dissolved in water, produces a broad spectrum biocide that helps eliminate bacteria and viruses; ozone for water treatment has been used since 1904. See also our Ozone FAQs and check out the video for more information. Please note, if you keep your cold plunge outside in freezing temperatures, ozone tubing will need to be monitored for blockages, and ozone should not be used in temperatures below 20 degrees F.
Water Treatment: Sirona
Our Sirona Water Maintenance Kit is a chlorine free and bromine free product that you’ll add to your cold plunge water based on the results of weekly testing; testing info and pH strips are included.
The Sirona Water Maintenance Kit is a stronger cleaning agent than ozone; it is ideal if there are a number of people regularly using your cold plunge or if your are not as diligent about rinsing off before getting in the water. See more information about Sirona use and testing on our care and maintenance page.
Shipping options: Free local pickup at our Phoenix metro area warehouse, local delivery in the Phoenix metro for a fee, $250 flat-rate shipping within the continental U.S., and $650 flat-rate delivery to the Hawaiian Islands of Maui, Kauai, Oahu, or Hawaii.
The Wide Cold Plunge Footprint & What Comes With ItWe include all the important things you need to get you up and plunging right away, including filters, cleaning tools, adapters, easy to set up fittings, and instructions. Most people say set up took them about 10 minutes.
- Instructional set up video and care instructions
- Tub
- Pump
- Chiller
- Filter Housing
- 2 filters
- Electrical box with power cord
- GFCI adapter
- Water Hose Filter
- Intake strainer to prevent unwanted hair getting in your pump
- Prefabricated fittings and components for easy set up
- Water sanitation options: Ozone or Sirona
What’s not included: ice! With our electric chilled cold plunge, you’ll never need ice to experience the benefits of cold water immersion therapy.
Shipped weight is 232lbs
Total footprint – 77" long x 40" deep, add 10" to keep off wall for a total footprint of 77"x50"
Interior dimensions – 46.5″ long at top, 41.5″ at bottom x 31.5″ wide x 22″ high
Exterior cooler dimensions – 59.75" long x 38.5" wide x 30.75" high
Your details are protected and safe with us.

WHAT THEY’RE SAYING
Love my Desert Plunge, super easy set up, high quality and really simple to maintain with the ozone and water filter. Couldn't recommend it enough!
The wide grizzly plunge is amazing. Plenty of space for me to get in, fully submerge and embrace the cold. At 6'2 with wide shoulders the wide plunge ensures that I am not touching the sides when in the plunge. I do have to bring my legs out to dunk my head, but that is not the end of the world. I highly recommend this plunge for everyone!
I have been cold plunging for a decade. Did many years of bathtub plunges with ice, and a few years ago got a portable ice bath for outside. One of the cheap ones that are basically just vinyl. It worked decent during winter months but was essentially useless in the Southern California heat for 7-8 months out of the year. I wanted to invest in something a bit better and I began the long search of different options. I tossed around getting many different kinds but they all had their drawbacks and some came with massive price points. On top of that I was concerned with the water remaining cold and not overworking the chiller as it would be stored outside. That’s when I came across some videos that David Maus Jr had put out and I really liked the simple setup that Desert Plunge offered. I pulled the trigger and purchased one in August of 2024. This thing is amazing. The insulation is fantastic and keeps the water freezing cold even while the heat and sun are baking the outside of it. The chiller runs effortlessly and maintenance has been super easy. If you pick one up, make sure to opt for the Ozone. It’s been great and no need to add anything else to the water. I now use the plunge everyday and have it set at 39 degrees.
I am super happy with my Grizzly Plunge with Ozone. Matt and the Desert Plunge team were so responsive before and after my purchase, he personally got on the phone and took time to answer my questions and concerns. It is a really great product and a fantastic company. Super easy to set up and I plunge daily, very happy customer!
Just upgraded to Desert Plunge with ozone from DIY freezer. It is a drastic improvement. The ease of set up and maintenance made it so worth it. The water is a consistent temperature, always sanitized and clean. The look of it is perfect as well.
Had a couple of questions during the initial maintenance and Matt's response was same day.
I couldn't be happier.