Knox Indoor Infrared Sauna – 2 Person
Knox Indoor Infrared Sauna – 2 Person
Free Shipping
Optional Add-Ons
Over 50 Years in Business
Financing Available for Qualified Buyers
Customer Support Available 7-days/week
DIY Friendly (Dedicated Circuit) See Electrical Guide
OVERVIEW
The Knox Infrared Sauna features tinted 8mm tempered glass that retains heat and gives you a real sense of privacy, even in a shared room or open floor plan. Stretch out on your own or share the bench comfortably side by side. Eight infrared heater panels heat up quickly to deliver full-body coverage, and it plugs into a standard 120V outlet with no electrician required. Red light therapy, chromotherapy, and Bluetooth speakers all come standard. Ideal for couples or solo users who want a fast-heating indoor sauna for recovery, relaxation, and light red-light therapy sessions.
- 8 low-EMF far infrared carbon panels reach your ideal temperature 20% faster
- 33% thicker cedar panels with double-wall construction and 8mm tempered glass door
- Red light therapy, chromotherapy, Bluetooth speakers, and controls all included
- 5-year comprehensive warranty covering every component, with support available 7 days per week
- Ready to assemble with pre-built, pre-drilled, pre-stained, and pre-wired panels
WHAT'S INCLUDED
We engineered every part to work together seamlessly. Our team oversees everything from design to delivery for a complete sauna experience from day one.
The full comparison at a glance
How Backyard Discovery infrared saunas compare to what you'll typically find elsewhere.
| Feature | Knox 2-Person Infrared Sauna | "Others" |
| Heater Type | Carbon fiber far-IR | Ceramic (entry) or Carbon (mid+) |
| Heater Coverage | 8 Infrared Panels | Typically 6-7 Infrared Panels |
| Heat-Up Time | 130°F in 15–20 min · 3rd-party verified | Manufacturer claim · not verified |
| Far-IR Penetration | 1.5–3" deep tissue | Varies · shallower on ceramic |
| EMF Certification | Ultra-Low Magnetic · 3rd-party lab certified | Claim only · typically no test data |
| Engineered for EMF | Reduced at panels, wiring & power source · verified | Not disclosed |
| Safety Certification | Full sauna ETL certification | Varies |
| Red Light Therapy | 660nm + 850nm · standard all models | Not standard, varies by model |
| Chromotherapy | Full-spectrum LED · all models | Varies by model |
| Controls | Interior + Exterior · standard | Varies by model |
| Door Glass | 8mm tempered glass | 6mm tempered glass |
| Bluetooth Audio | 2 speakers · standard | Varies by model |
| Wall Thickness | 8mm wood · 36mm total | 5–6mm wood · ~30mm total |
| Wood Species | Premium Cedar | Hemlock or Basswood |
| Electrical | 120V / 15A · plug & play · no electrician | 120V or 240V · varies by model |
| Warranty | 5 years, no exclusions | 1–3 years, with exclusions |
| Customer Support | U.S.-based, 7 days/week, phone available | Varies — often email-only |
| Assembly | Pre-cut and drilled, ready to assemble | Varies by brand |
| HSA / FSA Eligible | Yes, for qualifying customers | Varies by retailer |
| Shipping | Free Own logistics network, 2-person crew, 99%+ damage-free | Varies Often 3rd-party carriers |
Better Construction, Better Performance
Preheats faster and retains heat longer for lasting comfort.
We’ve Thought of Every Detail So You Can Relax
Everything you need for a complete sauna experience comes standard. No need for upgrades or add-ons.
Support You Can Rely On for Total Peace of Mind
Whether it’s warranty or support, we’re here to help at every step.
enjoy deep, authentic heat.
The authentic outdoor sauna, built better.
Sauna Structure Specifications
| Model (SKU) # | 2600089 |
| Sauna Type | Infrared |
| Use Location | Indoor only |
| Sauna Shape | Cabin |
| Exterior Dimensions | 47.75" x 41.5" x 77" (W x D x H) |
| Interior Dimensions | 44.9"x 38.7" x 69.8" (W x D x H) |
| Interior Space | 70.2 Cu Ft |
| Wood Type | Cedar |
| Seating Capacity | 2 people |
| Number of Benches | 1 |
| Bench Length(s) | 44" |
| Bench Depth(s) | 24" |
| Wall Construction | 8mm, double-wall construction |
| Total Wall Thickness | 36mm |
| Door Construction | Tempered Glass |
| Door Thickness | 8mm |
| Built-in Speakers | 2 Bluetooth Speakers |
Infrared Heater Specifications
| Heater Type | Infrared |
| Number of Panels | 8 Panels |
| Heater Panel Size | 31 Sq. Ft |
| Panel Material | Carbon |
| Infrared Panel Light Type | FAR Infrared (FIR) |
| EMF Rating | Low EMF (<3) |
| Red Light Therapy (RLT) | Yes, Therapeutic Red (660nm) & near-infrared (850nm) |
| Chromotherapy Lighting | Yes, full-spectrum (multi-color LED) |
| Temperature Range | 75-150° F |
Electronics Specifications
| Control Panel Included | Yes |
| Control Panel Location | Interior & exterior access |
| Mobile App | No |
| Mobile Connectivity Type | Bluetooth (Speakers) |
| Voltage | 120V Dedicated Circuit |
| Amperage (Amps) | 15 Amps |
| Wattage | 1,760 Watts |
| Electrical Needs | 120V/15 amp outlet |
| Dedicated Circuit/Outlet Needed | Yes, dedicated circuit breaker |
| Power Connection | Standard 3-Prong Outlet (5-15P) |
| Certifications | ETL Certified |
| Electrical Install Type | DIY Friendly (Dedicated Circuit) |
Infrared Saunas, Built Different
When you compare what's actually inside most infrared saunas — the wood species, the wall thickness, the heater coverage, the EMF data, the warranty fine print — the differences add up fast.
See Our DifferenceBackyard Discovery Blog
Your source for great information and advice on our saunas.
Assembly Instructions
Box Dimensions
| Box 1 | 49.61 in x 42.76 in x 10.75 in, Weight: 103.62 lbs |
| Box 2 | 75.39 in x 41.73 in x 5.71 in, Weight: 94.8 lbs |
| Box 3 | 79.53 in x 49.61 in x 6.57 in, Weight: 143.3 lbs |
Knox Indoor Infrared Sauna – 2 Person Reviews
Owner Support
Shop the Rylan Indoor Saunas collection
Shop All Sauna Collections
Find the best home sauna for your lifestyle and begin experiencing the transformative benefits of heat therapy.
Paxton Collection
The Paxton Collection brings the traditional sauna experience home with a rustic design and pure comfort.
Henley Collection
The Henley Cabin Sauna is built for traditional steam or dry heat, featuring our powerful PrairieFire™ 9kW heater that warms up 50% faster than typical 6kW saunas.
Lennon Collection
The contemporary Lennon Cube Sauna gives you more room inside, built with tongue-and-groove cedar construction and a powder-coated galvanized steel roof that handles every season.