Sunray Grandby Sauna Review - A detailed breakdown of the Sunray HL300D sauna's features, benefits, and performance.

Sunray Grandby Sauna Review: The Full Breakdown

Estimated reading time: 7 minutes

If you’ve been on a quest for the perfect sauna, your journey might have just reached its destination.

Sunray Grandby 3-Person Sauna offers a unique blend of quality and technology designed to give you a relaxing and revitalizing experience.

So, let’s explore its highlights and dig deeper into what makes this sauna a favorite among enthusiasts.

The sauna does have some cons, but maybe they aren’t a deal-breaker for you.

Visit our SunRay Sauna brand page for a rich selection of our top-tier saunas, and delve into comprehensive information that guides you to your ideal wellness experience.

Product Highlights

  • Natural Canadian Hemlock Wood
  • Seven ceramic heaters
  • LED control panel
  • Recessed interior lighting
  • Bluetooth speaker system
  • Ozone sterilization system
  • Severe weather cover
  • Operates at 2100 watts
  • Glassdoor and two windows
  • Outdoor
Image showcasing the Sunray Grandby Sauna Review: The Full Breakdown article, featuring rapid heat ceramic heaters, Bluetooth speaker system, LED control panel, and cup holders.
Sunray Grandby 3 Person 7 Heaters Hemlock Outdoor Infrared Sauna

Product Features

Efficient Heating System

“The sauna’s heating system is a marvel. The heat distribution is spot on and warms up remarkably fast.”

  • Seven ceramic heaters
  • Ozone Sterilization System
  • Operates at 2100 watts

The Sunray Grandby Sauna features seven ceramic heaters that offer efficient heating.

These heaters are strategically positioned to provide well-distributed warmth, ensuring you get a uniform sauna experience.

With its 2100-watt power, the sauna heats up quickly, meaning you spend less time waiting and more time relaxing.

Also, the built-in Ozone Sterilization System guarantees a clean and safe environment, so you can sweat out the toxins without introducing new ones.

Looking to Buy?

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Unique Design

“The design is simple yet sophisticated. The Canadian Hemlock wood is not just aesthetically pleasing but also durable.”

  • Constructed from Natural Canadian Hemlock Wood
  • Recessed interior lighting
  • Comes with a Severe Weather Cover
Sunray Grandby Sauna Review: The Full Breakdown - Explore the 120V/20AMP Sunray HL300D sauna with an ozone sterilization system, made from natural Canadian hemlock wood.
Sunray Grandby 3 Person 7 Heaters Hemlock Outdoor Infrared Sauna

The Sunray Grandby Sauna is not just a wellness tool but a work of art.

Made from Natural Canadian Hemlock Wood that is durable, the sauna’s aesthetic is pleasing and blends effortlessly with any decor.

It offers a soothing ambiance with recessed interior lighting that creates the perfect meditative environment.

Not to forget, the Severe Weather Cover provides an additional layer of protection, ensuring your sauna remains in top-notch condition irrespective of the weather outside, whether it is rainy or snowy.

Looking to Buy?

For more information about the Sunray Grandby Sauna or to purchase it, click the button below.

Pleasurable and User-Friendly Experience

“The user-friendly controls and the Bluetooth speaker system elevate the overall sauna experience. This sauna was clearly designed with the user’s comfort in mind.”

  • User-friendly LED control panel
  • Bluetooth speaker system

The Sunray Grandby Sauna ensures a user-friendly experience.

The LED control panel is straightforward and intuitive, allowing you to adjust the temperature, lighting, and session duration with ease.

The built-in Bluetooth speaker system lets you enjoy your favorite music, podcast, or relaxing soundscapes while you sweat it out.


  • Efficient and quick heating system
  • Durable construction with Natural Canadian Hemlock Wood
  • User-friendly features such as LED control panel and Bluetooth speaker
  • Includes an Ozone Sterilization System for maintaining cleanliness
  • Comes with a Severe Weather Cover for added durability
  • Aesthetic design with recessed interior lighting
  • Energy-efficient at 2100 watts


  • No towel rack included
  • Absence of a magazine rack
  • No built-in radio

Looking to Buy?

For more information about the Sunray Grandby Sauna or to purchase it, click the button below.


The Sunray Grandby Sauna comes with a comprehensive warranty, reflecting the company’s confidence in its product.

The sauna has a 7-year Structure warranty, assuring you that it’s designed to last.

Additionally, it includes a 1-year Parts warranty, offering peace of mind and ensuring a worry-free purchase and ownership experience.


What is the maximum temperature that a sauna can reach?

This sauna can reach temperatures up to 140 degrees.

How energy-efficient is the sauna, and what is the estimated monthly operating cost?

The Sunray Grandby Sauna is energy-efficient, with a power rating of 2100 watts. The cost of operating the sauna monthly is comparable to running a standard household washer/dryer.

Are there any potential health risks or concerns associated with using the sauna?

Using the sauna is generally considered safe, according to scientific reports. However, it’s vital to stay hydrated and listen to your body during each session.

What is the recommended minimum age for using a sauna, and are there any special precautions for children or seniors?

While children as young as six can use the sauna with proper supervision, seniors should consult a doctor before use. It’s advisable for both groups to have company while using the sauna.

Are the materials eco-friendly, non-toxic, or hypoallergenic?

The Sunray Grandby Sauna is built with high-quality, eco-friendly, non-toxic, and hypoallergenic materials.

What factors should be considered when selecting a sauna (e.g., size, capacity, heating system)?

Selecting a sauna involves considering several aspects such as size, capacity, heating system, construction, and added features like lighting and music.

What kind of flooring should I have underneath my infrared sauna?

It’s suggested to use a solid, non-slip flooring material under the infrared sauna. Dry and level flooring, such as carpet, tile, laminate, or concrete, is suitable for indoor or outdoor installations.

Where to Buy

If you want a detailed view of Sunray Grandby 3-Person infrared sauna information and features, or if you want to purchase it, click the button below.

User Manual

To download and print out user manuals for the Sunray Grandby 3-Person infrared sauna, please click below.

Sunray Grandby Sauna User Manual

Download the User Manual for the Sunray Grandby Sauna

Similar Products

Sunray Burlington 2-Person Sauna

The Sunray Burlington 2-Person Sauna is a compact alternative to the Grandby model.

While sharing many of the features, such as natural Canadian Hemlock Wood construction and LED control panel, the Burlington model accommodates two people, making it a perfect choice for those with smaller spaces or fewer users.

It also has 5 ceramic heaters, which is less than Sunray Grandby, which has 7 heaters.

They have some other similarities, like Bluetooth connection and Ozone Sterilization System.

For more information about Sunray Burlington 2-Person Sauna, click the button below.

Sunray 4-Person Cayenne Sauna

The Sunray 4-Person Cayenne Sauna is a larger model with room for up to four people.

It offers many similar features, including Canadian Hemlock Wood construction and Ozone Sterilization System.

It’s an ideal choice if you’re looking for a larger-capacity sauna. This sauna has one more heater compared to the Sunray Grandby, which has seven heaters.

For more information about Sunray 4-Person Cayenne Sauna, click the button below.

Comparison Table

 FeatureSunray GrandbySunray BurlingtonSunray Cayenne
Heater7 ceramic heaters5 ceramic heaters8 ceramic heaters
Dimensions (WDH)72″ x 47″ x 83″57″ x 45.3″ x 83″79″ x 52″ x 83″
ConstructionCanadian Hemlock WoodCanadian Hemlock WoodCanadian Hemlock Wood
Warranty7 years7 years7 years
Electrical Requirements2100 watts1900 watts2400 watts
Comparison Table

Final Thoughts

The Sunray Grandby 3-Person Sauna is a premium-quality infrared sauna with impressive features and a great design.

The combination of efficient heating, exceptional comfort, and user-friendly functionality makes it a compelling choice for anyone seeking the numerous health benefits of sauna use.

With its minor cons and the wide range of features it offers, it is an investment worth considering for your wellness journey.

Experience the heat, relax, and let the sauna do the rest. Enjoy your sauna sessions!

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