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SaunaLife Model GL4 4-Person Garden Luxury Series Outdoor Sauna Kit
SaunaLife Model GL4 4 Person Garden Luxury Series Outdoor Sauna Kit
The SaunaLife Model GL4 Outdoor Sauna Kit is a modern outdoor sauna designed for up to four people. It features a contemporary design with an integrated porch, horizontal eaves, black exterior trim, and a full bronze tempered-glass front.
The GL4 is constructed from 1.57" thick Nordic Thermo-Spruce using an interlocking-beam construction method. Inside, it features smooth 2-tier thermo-hardwood benches and backrests, while the insulated construction, ventilation, drainage, and roofing system are designed for outdoor use.
Features
| Feature | Details |
|---|---|
| Capacity | Up to 4 people |
| Construction | 1.57" thick Nordic Thermo-Spruce |
| Design | Contemporary architectural design with integrated porch and eaves |
| Glass Front | Full bronze tempered-glass front with reversible door |
| Door | 5/16" bronze tempered glass with full-height black handle |
| Windows | 1/4" bronze tempered glass with black painted frames |
| Benches | 2-tier thermo-hardwood benches and backrests |
| Construction Method | Interlocking-beam construction |
| Exterior Lighting | Full-width recessed LED strip integrated into the eaves |
| Interior Lighting | Indirect LED lighting controlled by Wi-Fi app or wireless remote |
| Roofing | Self-adhesive roofing felt with metal flashing |
| Ventilation | Ventilation system included |
| Drainage | Drainage system included |
| Installation | DIY kit designed for two people to assemble in approximately two days |
Thermo-Spruce Construction
The GL4 uses 1.57" thick Nordic Thermo-Spruce with an interlocking-beam construction. This construction allows the wood panels to naturally expand and contract while maintaining a secure fit.
Thermo-Spruce is used for the wall boards, floor boards, roof boards, and porch boards. The kit also includes a ground frame, metal flashing, and self-adhesive roofing felt for the outdoor structure.
Interior and Seating
The GL4 features 2-tier thermo-hardwood benches and backrests with smooth, knot-free surfaces. The upper and lower benches provide two seating levels inside the sauna.
| Bench | Dimensions |
|---|---|
| Upper Bench | 54" W x 23.6" D |
| Lower Bench | 54" W x 12.5" D |
Bronze Tempered Glass
The GL4 features a full bronze tempered-glass front with a reversible door. The windows are 0.24" thick and the door is 0.31" thick. The door includes a full-height black handle.
LED Lighting
| Lighting Feature | Details |
|---|---|
| Exterior Lighting | Full-width recessed LED strip integrated into the eaves |
| Interior Lighting | Indirect LED lighting |
| Control | Wi-Fi app and wireless handheld remote |
What's Included
| Included Item | Details |
|---|---|
| Sauna Kit | SaunaLife GL4 Outdoor Sauna Kit |
| Wall Boards | 1.57" thick Thermo-Spruce wall boards |
| Floor Boards | 1.1" thick Thermo-Spruce floor boards |
| Roof Boards | 1.57" thick Thermo-Spruce roof boards |
| Porch Boards | 1.1" thick Thermo-Spruce porch boards |
| Door | Tempered bronze glass door with long black painted handle |
| Windows | Tempered bronze glass windows with black painted frames |
| Benches and Backrests | 2-tier thermo-hardwood benches and backrests |
| Fascia | Black fascia boards |
| Flashing | Black metal flashing |
| Ground Frame | Ground frame |
| Roofing | Self-adhesive roofing felt |
| Ventilation | Ventilation system |
| Drainage | Drainage system |
| Hardware | Screws and other fasteners |
| LED Light System | White LED light system with Wi-Fi app and wireless handheld remote |
| Instructions | Assembly instructions |
Specifications
| Specification | Details |
|---|---|
| Model | GL4 |
| Capacity | Up to 4 people |
| Construction Material | Thermo-Spruce |
| Product Weight | 1,650 lbs (748.5 kg) |
| Exterior Dimensions | 58.9" W x 79.5" D x 85.1" H (149.6 x 201.9 x 216.1 cm) |
| Interior Dimensions | 55.5" W x 59.1" D x 76" H (141 x 150 x 193 cm) |
| Upper Bench | 54" W x 23.6" D (137 x 60 cm) |
| Lower Bench | 54" W x 12.5" D (137 x 32 cm) |
| Glass Style | Tempered Bronze Glass |
| Glass Thickness | 0.24" Windows, 0.31" Door |
| Door Dimensions | 27.6" W x 74.8" H (70 x 190 cm) |
| Window Dimensions | 24.6" W x 72.4" H (62 x 184 cm) |
| Porch Dimensions | 58.9" W x 14.6" D (149.6 x 37.1 cm) |
Heater and Electrical
The sauna heater is purchased separately. SaunaLife specifies a 220-240V hardwired connection with a dedicated breaker for the sauna heater. Dedicated 120V power is also required for accessories such as lighting and controls. Confirm the exact amperage and wire size with a qualified electrician based on the selected heater.
Your SaunaLife sauna is delivered as a DIY assembly kit, securely packaged on a large pallet and shipped via LTL freight. Before delivery, the freight carrier will contact you to schedule a convenient delivery appointment.
Curbside Delivery: The driver will lower the pallet to ground level at the curb. From there, you can move the individual sauna components to your desired installation location. Most panels and components can be comfortably handled by two people. At the driver's discretion, the shipment may be placed inside a nearby garage if access and conditions permit.
Each shipment includes tracking updates and protective packaging to help ensure your sauna arrives safely and securely.
Shipping Rates
- 48 Contiguous United States: $950 flat-rate shipping
- Canada: $1,250 flat-rate shipping
- Other locations: Contact us for a customized shipping quote
The shipping rate includes transportation of the sauna heater and any additional accessories included with your order.
Delivery & Assembly
All SaunaLife shipments are handled through LTL freight services, which require a scheduled delivery appointment. You will be contacted in advance to coordinate your delivery.
Once delivered, most SaunaLife saunas can be assembled by two people in less than a day, depending on the model and site conditions.
If you have any questions about shipping, delivery, or assembly, please contact our team—we’re happy to help.
Every Sauna Life sauna is protected by a Limited Lifetime Warranty covering the sauna structure and factory-assembled components against defects in workmanship under normal residential use.
Heater warranties are provided directly by the manufacturer and vary by brand:
Harvia: 2 years residential warranty
HUUM: Limited 3-year residential warranty (excluding heating elements)
Saunum: 2 years residential warranty
SaunaLife Model GL4 4 Person Garden Luxury Series Outdoor Sauna Kit
The SaunaLife Model GL4 Outdoor Sauna Kit is a modern outdoor sauna designed for up to four people. It features a contemporary design with an integrated porch, horizontal eaves, black exterior trim, and a full bronze tempered-glass front.
The GL4 is constructed from 1.57" thick Nordic Thermo-Spruce using an interlocking-beam construction method. Inside, it features smooth 2-tier thermo-hardwood benches and backrests, while the insulated construction, ventilation, drainage, and roofing system are designed for outdoor use.
Features
| Feature | Details |
|---|---|
| Capacity | Up to 4 people |
| Construction | 1.57" thick Nordic Thermo-Spruce |
| Design | Contemporary architectural design with integrated porch and eaves |
| Glass Front | Full bronze tempered-glass front with reversible door |
| Door | 5/16" bronze tempered glass with full-height black handle |
| Windows | 1/4" bronze tempered glass with black painted frames |
| Benches | 2-tier thermo-hardwood benches and backrests |
| Construction Method | Interlocking-beam construction |
| Exterior Lighting | Full-width recessed LED strip integrated into the eaves |
| Interior Lighting | Indirect LED lighting controlled by Wi-Fi app or wireless remote |
| Roofing | Self-adhesive roofing felt with metal flashing |
| Ventilation | Ventilation system included |
| Drainage | Drainage system included |
| Installation | DIY kit designed for two people to assemble in approximately two days |
Thermo-Spruce Construction
The GL4 uses 1.57" thick Nordic Thermo-Spruce with an interlocking-beam construction. This construction allows the wood panels to naturally expand and contract while maintaining a secure fit.
Thermo-Spruce is used for the wall boards, floor boards, roof boards, and porch boards. The kit also includes a ground frame, metal flashing, and self-adhesive roofing felt for the outdoor structure.
Interior and Seating
The GL4 features 2-tier thermo-hardwood benches and backrests with smooth, knot-free surfaces. The upper and lower benches provide two seating levels inside the sauna.
| Bench | Dimensions |
|---|---|
| Upper Bench | 54" W x 23.6" D |
| Lower Bench | 54" W x 12.5" D |
Bronze Tempered Glass
The GL4 features a full bronze tempered-glass front with a reversible door. The windows are 0.24" thick and the door is 0.31" thick. The door includes a full-height black handle.
LED Lighting
| Lighting Feature | Details |
|---|---|
| Exterior Lighting | Full-width recessed LED strip integrated into the eaves |
| Interior Lighting | Indirect LED lighting |
| Control | Wi-Fi app and wireless handheld remote |
What's Included
| Included Item | Details |
|---|---|
| Sauna Kit | SaunaLife GL4 Outdoor Sauna Kit |
| Wall Boards | 1.57" thick Thermo-Spruce wall boards |
| Floor Boards | 1.1" thick Thermo-Spruce floor boards |
| Roof Boards | 1.57" thick Thermo-Spruce roof boards |
| Porch Boards | 1.1" thick Thermo-Spruce porch boards |
| Door | Tempered bronze glass door with long black painted handle |
| Windows | Tempered bronze glass windows with black painted frames |
| Benches and Backrests | 2-tier thermo-hardwood benches and backrests |
| Fascia | Black fascia boards |
| Flashing | Black metal flashing |
| Ground Frame | Ground frame |
| Roofing | Self-adhesive roofing felt |
| Ventilation | Ventilation system |
| Drainage | Drainage system |
| Hardware | Screws and other fasteners |
| LED Light System | White LED light system with Wi-Fi app and wireless handheld remote |
| Instructions | Assembly instructions |
Specifications
| Specification | Details |
|---|---|
| Model | GL4 |
| Capacity | Up to 4 people |
| Construction Material | Thermo-Spruce |
| Product Weight | 1,650 lbs (748.5 kg) |
| Exterior Dimensions | 58.9" W x 79.5" D x 85.1" H (149.6 x 201.9 x 216.1 cm) |
| Interior Dimensions | 55.5" W x 59.1" D x 76" H (141 x 150 x 193 cm) |
| Upper Bench | 54" W x 23.6" D (137 x 60 cm) |
| Lower Bench | 54" W x 12.5" D (137 x 32 cm) |
| Glass Style | Tempered Bronze Glass |
| Glass Thickness | 0.24" Windows, 0.31" Door |
| Door Dimensions | 27.6" W x 74.8" H (70 x 190 cm) |
| Window Dimensions | 24.6" W x 72.4" H (62 x 184 cm) |
| Porch Dimensions | 58.9" W x 14.6" D (149.6 x 37.1 cm) |
Heater and Electrical
The sauna heater is purchased separately. SaunaLife specifies a 220-240V hardwired connection with a dedicated breaker for the sauna heater. Dedicated 120V power is also required for accessories such as lighting and controls. Confirm the exact amperage and wire size with a qualified electrician based on the selected heater.
Your SaunaLife sauna is delivered as a DIY assembly kit, securely packaged on a large pallet and shipped via LTL freight. Before delivery, the freight carrier will contact you to schedule a convenient delivery appointment.
Curbside Delivery: The driver will lower the pallet to ground level at the curb. From there, you can move the individual sauna components to your desired installation location. Most panels and components can be comfortably handled by two people. At the driver's discretion, the shipment may be placed inside a nearby garage if access and conditions permit.
Each shipment includes tracking updates and protective packaging to help ensure your sauna arrives safely and securely.
Shipping Rates
- 48 Contiguous United States: $950 flat-rate shipping
- Canada: $1,250 flat-rate shipping
- Other locations: Contact us for a customized shipping quote
The shipping rate includes transportation of the sauna heater and any additional accessories included with your order.
Delivery & Assembly
All SaunaLife shipments are handled through LTL freight services, which require a scheduled delivery appointment. You will be contacted in advance to coordinate your delivery.
Once delivered, most SaunaLife saunas can be assembled by two people in less than a day, depending on the model and site conditions.
If you have any questions about shipping, delivery, or assembly, please contact our team—we’re happy to help.
Every Sauna Life sauna is protected by a Limited Lifetime Warranty covering the sauna structure and factory-assembled components against defects in workmanship under normal residential use.
Heater warranties are provided directly by the manufacturer and vary by brand:
Harvia: 2 years residential warranty
HUUM: Limited 3-year residential warranty (excluding heating elements)
Saunum: 2 years residential warranty
FAQ
Consider your available installation space, whether you need an indoor or outdoor sauna, the number of users, sauna style, foundation requirements, delivery access, assembly requirements, heater and electrical needs, local climate, ventilation, and desired features such as panoramic windows, porches, changing rooms, or lighting systems.
SaunaLife currently states that its sauna environments are covered by a limited lifetime warranty. Warranty terms, exclusions, and coverage details apply, and customers should review the official SaunaLife warranty for complete information about their specific sauna.
Some SaunaLife barrel saunas use stainless-steel bands to secure the staves. Inspect the bands and sauna structure periodically and follow the manufacturer's maintenance guidance for adjustments and seasonal care.
SaunaLife exterior wood care depends on the collection and wood type. Some models include thermally modified wood or treated exterior components that have their own care requirements. Always follow the SaunaLife Care Guide and recommendations for your specific sauna rather than applying a generic treatment.
Regular maintenance includes keeping the sauna clean and dry, allowing the interior to air out after use, inspecting the exterior and roof, maintaining proper drainage around the foundation, and following the SaunaLife Care Guide for the specific materials and model.
Some SaunaLife models include a Wi-Fi-controlled LED light bar system. Availability varies by model, so check the individual product specifications.
Features vary by model. Some SaunaLife saunas include LED lighting systems, and selected models support optional lighting systems such as mood or sconce lighting. Always check the product specifications to confirm included and optional lighting features.
Heat-up time varies based on sauna size, heater output, starting temperature, and weather conditions. Outdoor saunas in colder weather may take longer to reach the desired temperature. Review the heater and sauna specifications for model-specific guidance.
The maximum operating temperature depends primarily on the heater, control system, and sauna configuration. Traditional saunas can generally reach high temperatures suitable for a traditional sauna experience, but always follow the temperature limits and operating instructions provided by the heater manufacturer.
Cold-weather performance depends on the sauna design, construction, heater size, outdoor temperature, and wind conditions. Outdoor sauna owners should expect longer heat-up times during very cold weather. Selecting the properly sized heater and following installation guidelines are important for reliable performance.
Yes. Outdoor SaunaLife saunas are designed for outdoor use throughout the year when installed and maintained according to the manufacturer's requirements. Heat-up time and energy use can vary depending on the weather, heater, and sauna model.
Yes. Proper ventilation is important for air circulation and sauna performance. Many SaunaLife models include air intake and exhaust vents. Follow the ventilation configuration and installation instructions provided for your specific model.
Weight varies significantly by model. Smaller sauna kits may weigh around 1,000 pounds, while larger garden sauna rooms can weigh several thousand pounds. Always review the exact product specifications when planning delivery, foundation, or deck installation.
Some SaunaLife saunas may be installed on a properly engineered deck capable of supporting the total weight of the sauna, occupants, and equipment. The deck must be level and structurally adequate. Always confirm the specific sauna's weight and foundation requirements before installation.
Yes. Outdoor SaunaLife saunas require a stable, level, and properly prepared installation surface. Depending on the model, the manufacturer may recommend concrete blocks, strips over compacted gravel, a suitable terrace, pavement, or another properly engineered foundation. The sauna should also be installed according to the model's specific site requirements.
Tool requirements vary by model. Installation manuals list the required tools and hardware. Always review the assembly instructions for your exact sauna before installation.
Assembly time depends on the model, number of people assembling it, experience level, site preparation, and whether electrical work is required. Review the installation manual and plan adequate time before delivery.
Assembly difficulty varies by sauna model. Smaller kits may be manageable for experienced DIY customers, while larger barrel, cube, or garden sauna kits require more time, planning, and assistance. Carefully review the installation manual before beginning assembly.
Many SaunaLife sauna kits are designed for assembly at the installation location and include installation instructions. Assembly time and difficulty vary significantly by model. Larger components, glass panels, and certain installation steps may require two or more people or professional assistance.
Yes, when using a compatible traditional electric or wood-burning sauna heater with sauna stones. Pouring a small amount of water over heated stones creates steam and increases humidity. Always follow the heater manufacturer's instructions.
This depends on the specific SaunaLife product and package. Some product packages include a heater, while others require the heater to be selected separately. Always review the individual product listing to confirm what is included.
Heater compatibility depends on the sauna model and package. Traditional SaunaLife saunas may be paired with compatible electric sauna heaters, while certain outdoor models may support other heating options. Always select a heater that matches the sauna's size and manufacturer specifications.
On selected SaunaLife models, Thermo-Aspen is used for interior benches and backrests. It provides a smooth, knot-free seating surface on models designed with Thermo-Aspen interior components.
Thermo-Spruce is spruce that has been thermally modified through a heat-treatment process. This process changes the wood's properties and is used to improve its stability and suitability for demanding environments.
Wood materials vary by SaunaLife collection and model. Depending on the sauna, materials may include Thermo-Spruce, Thermo-Aspen, spruce, and other sauna-grade woods. Always review the specifications for the exact model to confirm its construction materials.
SaunaLife offers both indoor and outdoor sauna models. Always check the individual product specifications to confirm the intended installation environment before purchasing.
SaunaLife offers a range of traditional sauna environments, including outdoor barrel saunas, cube saunas, garden saunas, and indoor sauna models. Available sizes, layouts, materials, and features vary by collection and model.
Shipping
Orders are usually processed within 1 business day and delivered within 3–5 business days, depending on your location and the shipping carrier schedule. Large sauna units are shipped via freight delivery.
Your sauna will be delivered via curbside freight delivery. This means the carrier will deliver it to the nearest accessible point outside your home or building (such as your driveway or curb).
Other
Yes. Once your order ships, you will receive full tracking details so you can follow your delivery step by step.
Yes. Every SaunaLife sauna is protected by a Limited Lifetime Warranty covering the sauna structure and factory-assembled components against defects in workmanship under normal residential use.
Due to the size, handling, and special shipping requirements of sauna units, all sales are considered final. However, if your product arrives damaged or defective, we will arrange a replacement or resolution at no extra cost.
Orders can be canceled within 24 hours of purchase, as long as they have not yet been processed or shipped.
We accept all major credit cards and secure online payment methods to ensure a safe and smooth checkout experience.
Yes. Our support team is available to assist you after your purchase with setup guidance, delivery questions, and product support to ensure a smooth experience.

