Mr. Steam Shower Generator Review (2023) | Products & Guide

The biggest problem with shower generators is people not getting the right size because, of course, your generator won’t work if you buy one that’s too big or too small.

The second issue is people who skimp on money and get low-quality products from shady retailers instead of doing thorough market research.

Mr. Steam solves both these problems. Its units are in the middle-price range depending on the size you need, and the company offers a free Virtual Spa calculator to ensure you get the right size generator for your bath, together with the right accessories.

I’ve calculated all the dimensions, so you don’t have to. I’ll tell you all about the company, its repair, customer service, and warranty, plus info on how to install your Mr. Steam Generator. Read along!

MR. Steam Models:

  • 1. MS400EC1 –For a 4 x 4 x 7 shower enclosure
  • 2. MS225EC1 – For a 3 x 4 x 7 shower enclosure
  • 3. MS90EC1 –For 2 x 2 x 7 feet bathrooms or a portable home steam sauna
  • 4. MS-Super2-EC1 bathrooms – For a 5 x 6 x 8 feet shower enclosure and small spa resorts
  • 5. MSSUPER1EC1 – For a 5 x 6 x 7 feet enclosure
  • 6. MS-Super3-EC1 – For a 6 x 6 x 8 feet shower enclosure
  • 7. MS150EC1X – For a 2 x 3 x 8 feet shower enclosure
  • 8. MAX Series Steam Bath Package –For larger shower enclosures and calming

About the MR. Steam Shower Company

Mr. Steam was founded in 1917, which makes it one of the oldest companies in its field. This brand produces top-quality units for steam showers, with a declared mission of making health and wellness available for everyone.

Mr Steam Log

This family-owned company has grown into a giant electric steam manufacturer. Its products are found in hospitals, luxury spas, hotels, gyms, naval ships, and even the Kennedy Space Center. Mr. Steam has happy customers around the world, thanks to its innovative mindset.

Mr. Steam’s products are hi-tech and efficient, with intuitive controls and a sleek design, which is why they’ve received lots of awards throughout the years. Their units are designed for private residences, as well as businesses. These models are manufactured and assembled in the USA, backed by good warranties.

SUMMARY: Mr. Steam is an awarded company, with a tradition of over a century. Its top-quality, innovative models are designed for both commercial and residential use.

MR. Steam Generator Models

The models below are eco-friendly, highly technologized, and precise. You can easily conceal them or set them up further away from your bathroom. Choose the right model for your needs depending on your shower enclosure’s size. Although these models have similar features, they’re used in differently-sized enclosures.

1. Mr. Steam MS400EC1 9 kW


The MS400EC1 is an efficient and green generator, good for a 4 x 4 x 7 shower enclosure according to the Virtual Spa calculator from Mr. Steam.

  • The MS400EC1 is a compact, small steam bath generator that’s easy to hide in a vanity or closet. If your bath enclosure is tiny, you can set it up max 60 feet away from the steam shower, even if it’s on a different floor.
  • MS400EC1 offers continuous steam eseries, so your bathroom is heated completely, with no cold areas. This benefit is courtesy of two features: a water equalization chamber and auto steam.
  • MS400EC1 is an eco-friendly product because it uses just two gallons of water, and it’s built with top recyclable stainless steel.
  • MS400EC1 is a high-tech product. The craftsmanship is precise because the ьщвуд is robotically-welded, the microprocessor operating control is innovative, plus you have features like precision temperature control and time cutoff feature.
  • Tiny
  • Low price
  • 60 feet max distance
  • Auto steam
  • Two gallons of water/ 20-minute shower
  • 100% recyclable stainless steel
  • Precise temperature control
  • Time cutoff feature
  • Quiet
  • CE and NOM certified
  • Some reviewers complain about installation difficulties and troubleshooting errors

Summary: The MS400EC1 is good for people looking for best steam shower generators that are small, efficient, and green, and can easily be tucked away in vanity, or placed on another floor.


2. Mr. Steam Ms225ec1, 7.5 kW


The MS225EC1 has some of the same features as the MS400EC1 model above. This model is best for a 3 x 4 x 7 shower enclosure.

  • Intuitive control. The digital controls are easy to operate and efficient thanks to the built-in microprocessor. You also get LED indicators for troubleshooting, plus you can install extras for aromatherapy and chromotherapy.
  • Precision temperature probe so you can adjust the steam in your bathroom. The maximum allowed temperature is 120 degrees.
  • Low-maintenance heating elements. You can remove the parts to clean them separately. This feature ensures extra safety and user-friendliness. The full-port drain valve is another advantage.
  • 60-minute Cutoff Feature. The steam shower will stop automatically. If you fall asleep inside the sauna or forget to turn off the bath, the machine will stop by itself.
  • Eco-friendly. This unit is made with 100% recyclable and corrosion-resistant stainless steel and uses less than two gallons of water.
  • Top tech
  • Troubleshooting LED
  • Exact temperature
  • Low-maintenance
  • 60-minute auto-shutoff
  • Eco-friendly
  • CE and NOM certified
  • Lots of customers complain about customer service and troubleshooting

Summary: The MS225EC1 is the best choice for people who want a smart steam shower package generator for their smaller-sized bathrooms.


3. Mr. Steam Ms90e 5 kW


The MS90EC1 is the mirror image of the MS400EC1 we first discussed, but it’s almost half the size. The MS90EC1 is great for very small bathrooms, 2 x 2 x 7 feet, or a portable steam sauna. This model uses just 0.67 gallons of water.

The main features I discussed with the MS400EC1 can be compared in terms of pros and cons:

  • Briefcase size and easy to conceal
  • 60 feet max distance from the steam shower
  • Continuous steam thanks to the auto steam feature
  • Water temperature control
  • Precise temperature control
  • 0.67 water gallons consumption
  • 100% stainless steel
  • Removable heating parts
  • 60-minute cutoff
  • CE and NOM certified
  • Quiet
  • Difficult to install

Summary: The MS90EC1 is best for very small shower enclosures. Although it’s a quiet device, you can hide it in a closet on a different floor if your bathroom is too tiny.


4. Mr. Steam MS-Super2-EC1 12 kW


The MS-Super2-EC1 is great for a 5 x 6 x 8 feet shower enclosure. It works with the iSteam Touch Screen Control and the W236T towel warmer. The main features include:

  • Compact. You can install this product in a closet, vanity, under your sauna bench, or even in the attic.
  • Smart. The operating system is based on an innovative microprocessor for exact controls.
  • Extras. You can install accessories for aromatherapy, chromotherapy, music.
  • Safe. This product has LED lights that indicate troubleshooting problems. The model is corrosion-resistant and comes with a low-voltage board and 60-minute auto-shutoff.
  • Eco-friendly, quality materials. The MS-Super2-EC1is made with 100% recyclable stainless steel, and it uses under two gallons of water. The units is CE and NOM certified for safety and quality.
  • Easy to conceal
  • Intuitive
  • Allows customizations
  • Precise controls
  • Safe
  • Eco-friendly
  • CE and NOM certified
  • Mid-price range

Summary: The MS-Super2-EC1 is best for medium shower enclosures and small spa resorts. This model is easy to hide in an attic and allows various accessories.


5. Mr. Steam MSSUPER1EC1 12 kW


According to the Virtual Spa calculator, the MSSUPER1EC1 is good for a 5 x 6 x 7 feet enclosure, with the exact features as the model above. Just scroll up and read them again; I’ll wait.

The main difference between these models is that the MSSUPER1EC1 is for a slightly smaller bath, so it’s a few hundred dollars cheaper. Pair it with a wall seat and the W336TSSP towel warmer for a rounded sauna experience.

  • Easy to conceal
  • Intuitive
  • Allows customizations
  • Precise controls
  • Safe
  • Eco-friendly
  • CE and NOM certified
  • More expensive than other models in this review

Summary: The MSSUPER1EC1 is best for a medium shower room. You can conceal it easily and add lots of sensory customizations for a complete sauna experience.


6. Mr. Steam MS-Super3-EC1 15 kW

Mr. Steam MS-Super3-EC1

The MS-Super3-EC1 is good for a 6 x 6 x 8 feet shower enclosure, or the equivalent of 605 cubic feet. It has the same specs as the two products above, including that you can place it 60 feet away from your shower room, and that it offers to envelop steam with precision controls.

This unit also uses less than two gallons of water, it’s easy to hide in a closet, and has a high-tech microprocessor for easy controls, just like all the MR. Steam units here, the MS-Super3-EC1 is eco-friendly, safe, plus CE and NOM certified.

  • Easy to conceal
  • Intuitive
  • Allows customizations
  • Precise controls
  • Safe
  • Eco-friendly
  • CE and NOM certified
  • The most expensive in this review

Summary: The MS-Super3-EC1 is best for medium-large shower enclosures. Pair it with the W236TPC towel warmer but you can find chromotherapy, audio, and aromatherapy essential oils on the Mr. Steam website.


7. Mr. Steam Ms150ec1x 6 kW


The MS150EC1X is good for a 2 x 3 x 8 feet shower enclosure or the equivalent of 101 cubic feet for the room. This model is in the lower price range for Mr. Steam units.

This model is good for residential use, with most of the same features as the units above.

  • Compact
  • Affordable
  • 60 feet max distance
  • Auto steam
  • Two gallons of water/ 20-minute shower
  • 100% recyclable stainless steel
  • Exact temperature control
  • Auto cutoff feature
  • Quiet
  • CE and NOM certified
  • Some reviewers complain about installation difficulties and troubleshooting errors

Summary: One of the smallest generators in this review, the MS150EC1X fits small enclosures, but it’s also precise, eco-friendly, and quiet.


8. Mr. Steam MAX Series Steam Bath Package with I Tempo

Mr. Steam MAX Series Steam

The MAX Series Steam Bath Package comes in three sizes, best for large to extra-large bathrooms:

  • 20 kW: 7 x 7 x 8 feet bathrooms
  • 24 kW: for 7 x 8 x 8 feet bathrooms
  • 30 kW: for 7 x 9 x 8 feet bathrooms

These generators come with the ITempo Plus Control, the AromaSteam Steamhead, and the AutoFlush Technology.

Here’s what you can expect for each of these:

Max Generator:

  • Large industrial-size
  • Low-maintenance with serviceable parts and full-port drain valve
  • Modular connections for easy installation
  • Easy to electronically control the water level and temperature
  • Safe thanks to the low-voltage control, 60-minute electronic countdown, 75-minute auto shutoff, and ASME safety valve

ITempo Plus Control

  • You can place it inside or outside your shower room
  • The temperature is easy to program and read
  • The keypad is soft-touch and quick to read
  • Allows you to pause

AromaSteam Head:

  • Quiet
  • The calming effect when you add the essential oils
  • Offers a balanced proportion of steam and aromas
  • Sleek design


  • Its job is to allow fresh water to go in the generator before you use it
  • It drains the tank after you’re done
  • It increases the generator’s durability and functionality
  • Easy, quiet operation
  • All the things you need for a luxury steam bath
  • For larger bathrooms and resorts
  • Calming and relaxing
  • Quiet
  • Effective
  • Precise control
  • Increased durability
  • More expensive
  • Not for small enclosures

Summary: The MAX Series Steam Bath Package is good for larger shower enclosures. This product targets people who need aromatherapy for its calming effect.


SUMMARY: Mr. Steam Generators have similar features, such as safety shutoff feature, recyclable stainless steel construction, precise temperature control, and small water consumption. Some models allow more customizations, and you can also get the complete package.

How Do I Install Mr. Steam Generator?

Sizing is the first step of installation. Visit Mr. Steam’s Virtual Spa System for a thorough guide on how to pick the correct size, how to select your controls, and how to customize your generator. All you have to do is enter the dimensions of your bathroom.

How Do I Install Mr. Steam Generator

Mr. Steam recommends professional installation. If you don’t know a professional contractor, the dealer will recommend one.

Mr. Steam has plenty of resources on how to install your generator or other units. They offer visuals as well as helpful instructions for DIY-savvy customers.

SUMMARY: While Mrs. Steam recommends professional installation, the official website has various resources on how to do that yourself.

Do Steam Showers Cause Mold?

Steam shower sales can be a huge money-maker for a house, but that also means they can be a major safety issue. In fact, a study published in the journal Environmental Health found that house mold is more common in steam shower rooms, and can cause respiratory problems. What is it about a hot shower that encourages mold to grow? The heat is one part of the story, but there are other factors. The shower’s high humidity will suck moisture out of the air and make the room moist. Add the steam from the showerhead, and you’re going to cause a significant increase in mold growth.

If you’re using the steam for cosmetic purposes, such as body oils, facials, and shaving, you will certainly increase the risk of mold, as will you use the hot water for cleaning purposes, especially if you forget to drain the water in the hot water tank or run the water before rinsing dishes. Mold spores can also get into the air from the plumbing vents or from the bathtub or shower with lighting curtain seams. That doesn’t mean you should never shower in the bathroom, but you might want to do a quick test by running water in the tub or shower while you do. If the water turns brown immediately.

Where Should a Steam Shower Generator Be Installed?

Mortgage lenders will need to understand your needs, so figure out where the best location is for the Steam Shower Generator in your home. You’ll have to weigh the pros and cons, of course, but it’s important to spend some time thinking about your options before you start making choices. Are You Ready for a Second or Third Generator? Some mortgage lenders will require you to have two or even three Steam Shower Generators installed on your home. If you do choose to install a second Steam Shower Generator, you’ll want to consider the pros and cons of installing this third unit, too.

This will depend largely on the size of your home. Not all Steam Shower Generators are the same. Some are smaller than others, and some of them can fit on top of your existing showerhead, for example. There are also handheld models available. All of these models work in a similar manner.

Reports & Customer Service

Mr. Steam offers top customer service even before buying your generator.

These pre-purchase services include:

  • Registering your warranty
  • Virtual spa for sizing and picking the correct generator
  • Residential and commercial guides and specs
  • Virtual tech
  • Independent service locator
  • Technical archives and manuals
  • Info on planning your project
  • Case studies, brochures, and video gallery
  • Finding a dealer or an independent provider

You can contact Mr. Steam anytime to ask a specialist question, order literature, or access the virtual tech guide. Their blog is also filled with tips and tricks.

Most people are happy with how functional and effective Mr. Steam generators are. They’re also excited about being able to use the additional therapeutic units, as well as the functional units from the same line, such as benches and towel warmers.

Customer Reviews

Some users had issues with the Mr. Steam installation, repair, and customer service, but most people are happy with how Mr. Steam takes care of its customers.

SUMMARY: The reviews on Mr. Steam agree that the models are top-notch, but some people complain about installation and repair difficulties. Mr. Steam offers reliable literature and customer support even before buying your generator, but some people complain about the post-purchase support.

Prices /Warranty / Troubleshooting

Mr. Steam’s generators range between about $2,000 and $6,000 depending on the size and finishes you choose. If you decide on buying an audio or aromatherapy kit, plus a bench, a smart controller or the AutoFlush option, prepare to pay more.


  • Use a steam card generator if the Mr. Steam you want is over your budget.
  • Some retailers like Nordic offer Mr. Steam products on sale with 10%+ discounts.

Mr. Steam’s generators and controllers have a limited lifetime warranty for models installed in the US and Canada. They offer free in-house repairs for the first two years, after which the warranty is valid for parts.

AutoFlush Option Review


Mr. Steam has a lot of literature concerning troubleshooting problems on their website and within their user manuals. Their generators also have LED lights to indicate troubleshooting issues. However, some people complain about the support received if they can’t fix these issues by themselves because the repair process may last a few weeks.

SUMMARY: Mr. Steam’s shower generators are in the medium price range, depending on the size. Although they’re backed by limited lifetime warranties

How Long Do Steam Showers Last?

All you have to do is add your towel, get into the shower, turn on the hot water and wait until the desired temperature is reached. Once you are good and wet, step out, reach for your towel, and hit the shower again. You will stay in the shower for a few minutes to help the hot water soothe your skin. This should suffice to wash you off, but if you like an extra clean after wash shave, you can choose a Steam Shower, which makes the steam chambers especially powerful. However, the price difference is high, and will certainly make you think twice. More Useful Useful Suggestions. When I reached out to online sales, I found out how hard they are to buy. Due to a large number of available options.

How Long Does Mr Steam Take to Work?

If you’re looking to get steam at the low and slow setting, Mr. Steam will take approximately 4 minutes to warm up. How Long Does it Take to Melt a Hot Tin? Once your tin is hot to the touch, Mr. Steam can take up to 30 minutes to melt it completely. Sadly, the steam boiler does work at around 9ps for 3 hours and 1m, and then around the 3m mark is quiet and starts working at 10ps for about 3 hours, and finally, after 4-5 hours of steam you will get 1m steam and that is when you have your period of working periods of around 5mins!

Why The Height of Mr. Steam Is A Problem. Normally when you are about to start to work on your Mister Steam the height of the tank is around 15inches, and normally, you would have a length of 8ft around your boiler. What this means is that at the height of the tank the temperature will be higher and at times even reach up to 22 degrees or even 20 degrees. But with no significant ventilation from your Mr. Steam, you will have to avoid him as it is very unsafe to be working on your Mister Steam when he is this high.

How Does a Steam Shower Work?

Steaming is not a new technique, and it’s not particularly new in commercial terms, either. Imagine you’ve been working in a certain place for a long time, perhaps for decades. You decide to get out and take a holiday. For you that would be nothing short of a miracle, considering your limited time off, your unerring dedication to the company, and the need to make as much money as possible before you die.

All right, it is a miracle, so much so that you begin to panic. That’s your boss’s assistant. Please write a letter of resignation. You will be paid our normal holiday rate and have to stay away from the office for a fortnight, and you’ll need to continue with the job as normal during your absence, but, during that time, you won’t be in the office at all. As a result, your out-of-office notification email gets sent out to all of your co-workers: “Rob has gone on holiday.

How to Choose a Steam Shower Generator?

Choosing a steam shower generator requires careful consideration of several factors to ensure an optimal and safe steam shower experience. Here are some key aspects to consider when selecting a steam shower generator.

Firstly, determine the appropriate generator size based on the size of your steam shower enclosure. The generator should be capable of producing enough steam to adequately fill the space. Consider the cubic footage of the shower area and choose a generator that matches or slightly exceeds the recommended capacity.

Next, evaluate the power source requirements. Steam shower generators typically operate on electricity or gas. Determine the available power source in your home and select a generator that aligns with your setup.

Consider the control options offered by the generator. Look for user-friendly controls that allow you to adjust temperature, steam duration, and other settings. Digital controls with precise temperature and time settings provide greater convenience and customization.

Ensure that the generator has safety features such as an automatic shutoff mechanism in case of overheating or water shortage. This helps prevent accidents and protects the longevity of the generator.

Evaluate the quality and durability of the generator. Look for models made from high-quality materials that can withstand the moisture-rich environment of a steam shower. Stainless steel or corrosion-resistant components are desirable for longevity.

Consider the noise level produced by the generator. Steam shower generators can emit varying levels of noise during operation. Opt for models that are designed to minimize noise, providing a more peaceful and relaxing steam shower experience.

Check for warranty coverage and customer support offered by the manufacturer. A reliable warranty ensures protection against potential defects, and responsive customer support can be invaluable for addressing any issues or queries that may arise.

Lastly, consider the energy efficiency of the steam shower generator. Look for models that are designed to conserve energy and minimize operating costs. Energy-efficient generators not only reduce environmental impact but also save on long-term utility bills.

By considering these factors – including size, power source, controls, safety features, durability, noise level, warranty, and energy efficiency – you can make an informed decision when choosing a steam shower generator that best suits your needs and ensures a satisfying steam shower experience.

Additionally, consider the installation requirements of the steam shower generator. Some generators may require professional installation, while others can be installed by homeowners. Assess your own skill level and choose a generator that aligns with your installation capabilities.

Take into account the maintenance needs of the generator. Look for models that are easy to clean and maintain, with accessible components and clear maintenance instructions. Regular maintenance ensures the longevity and efficient operation of the generator.

Research and compare different brands and models of steam shower generators. Read customer reviews and seek recommendations from professionals to gain insights into the reliability, performance, and overall satisfaction of various options.

Set a budget for your steam shower generator. Prices can vary depending on the brand, size, features, and quality. Determine your budget range and explore models within that range to find the best balance between affordability and desired features.

Does a Steam Shower Generator Need a Drain?

Yes, a steam shower generator does require a drain. The drain serves a crucial function in managing excess water and condensed steam generated during a steam shower session. Steam generators function by heating water to produce steam, and as this steam circulates within the shower enclosure, it inevitably condenses back into water. The drain ensures the efficient removal of this condensed water, preventing it from accumulating on the shower floor and causing potential safety hazards, such as slipping.

Furthermore, a drain is integral to maintaining the optimal performance and lifespan of the steam generator. Accumulated water can lead to corrosion and damage to the generator unit over time. The drain not only facilitates the removal of water but also allows for periodic flushing and cleaning of the system, preventing mineral build-up that could impede the generator’s functionality.

The placement and design of the drain are critical considerations to ensure effective water drainage. It is typically positioned at the lowest point in the steam shower enclosure to encourage the natural flow of water. Some steam showers may incorporate specific sloping or grooved designs in the shower floor to guide water towards the drain.

In conclusion, a drain is an essential component of a steam shower system, providing both safety benefits and safeguarding the longevity of the steam generator by managing water accumulation and facilitating proper maintenance.

Final Words

The Mr. Steam models in this review are efficient, green, precise, and easy to control. They’re made with top recyclable stainless steel that resists corrosion and features CE and NOM certifications.

All the Mr. Steam Generators are backed by a limited lifetime warranty for the US and Canada installation, but they fit different-sized bathrooms.

The MS400EC1 is the best versatile model for most average-sized bathrooms considering its top functionality and sleek design.

You can also choose a bigger generator for your larger bathroom, such as The MS-Super2-EC1, or MS90EC1 for a portable sauna or tiny bath. If you want the complete experience, choose the MAX Series Steam Bath Package, which prolongs the life of your generator and adds aromatherapy to the mix.

Take advantage of Mr. Steam’s century-old experience in the field, innovative technologies, and lifetime warranties, and get your MS400EC1 now.