Threshold Duo Infrared Sauna
Threshold Duo Infrared Sauna
Financing available with Shop Pay Installments, including 0% APR options where eligible. See financing details at checkout.
Authorized dealer · Ships direct from the brand · Full manufacturer warranty · 0% financing available
CLT Contrast Therapy is an authorized online dealer for The Contrast Theory.
The Threshold Duo Infrared Sauna brings deep, even infrared heat into a refined two-person cabin. Part of the Threshold line, it pairs ceramic tube heaters for fast warm-up with carbon panel heaters for broad, gentle coverage.
A warm wood finish, tempered glass door and integrated controls make it a calm daily ritual for recovery, relaxation and contrast therapy at home.
- Capacity: 2 persons
- Exterior dimensions: 1200 × 1050 × 1900 mm (47.2 × 41.3 × 74.8 in)
- Heating: Ceramic tube heaters with carbon panel heaters
- Power: 1,750 W
- Temperature range: 15 to 60 °C (59 to 140 °F)
- Timer: 0 to 99 minutes
- Door: 5.8 mm transparent tempered glass with wooden handle
- Audio: FM, MP3, USB and Bluetooth with double speakers
- Lighting: LED reading light and 7-color therapy lamp
- Comfort: Foot heater, oxygen bar, ventilation windows
- Warranty: 1 year
Warranty
Every product ships with the full manufacturer warranty. Warranty terms vary by brand — read the terms on this page and in our Warranty page before ordering, and send us a message through the contact form if a term is unclear.
Delivery
Orders ship direct from the brand by freight. Delivery times vary by brand and location — see the per-brand shipping terms on this page and in our Shipping page before ordering. Measure doors, gates, and the delivery path before checkout.
Installation
Check the product's voltage, amperage, and circuit requirements with a licensed electrician before ordering, and confirm a level base, ventilation, and a clear delivery path. Installation needs vary by model — ask us through the contact form about a specific model.
Do I need an electrician?
Yes — most saunas need a 240V circuit installed by a licensed electrician.
How long will delivery take?
Lead times vary by brand and product. We confirm the expected lead time before purchase, so you know when to expect delivery and can plan base preparation and electrical work.
What should I do when my order arrives?
Inspect the shipment on arrival and note any visible damage before signing.
Is my product covered by a warranty?
Every product carries its full manufacturer warranty, honored through the brand.