Model S6B Outdoor Wood-Burning Hot Tub The SaunaLife SOAK-Series Model S6 represents the very best in wood-burning hot tub quality, efficiency, and luxury. The Model S6B wood-fired hot tub arrives completely assembled and is easy to set up. Its ergonomically shaped fiberglass tub is a comfortable place for up to 7 people. The interior surface is easy to clean, and the exterior is crafted from thermally enhanced spruce for superior weather resistance and durability. Engineered for efficiency and performance Engineered and crafted in the Northern Europe, this super-efficient hot tub heats in 1/3 of the time as traditional wood-fired hot tubs. No electrical connection is required. At the heart of the Model S6 is its ingenious self-cleaning corrugated stove with a secondary chamber that transfers heat from the smoke - reducing wood consumption up to 50% compared with other hot tubs. Brilliantly, the air between the fiberglass lining and the wood exterior is super-heated to accelerate the heating process. The stove is cleverly engineered to draw cooler water through a lower channel and redistribute it though an upper channel to equalize the temperature. This incredibly efficient wood stove will heat 436 gallons of water from 40 degrees F (5 degrees C) to 95 degrees F (35 degrees C) in 1.5 to 2 hours - the fastest-heating wood-burning hot tub available. Relax with friends and family in the luxury of your Model S6 backyard wood-burning hot tub from SaunaLife. Model S6B Outdoor Wood-Burning Hot Tub Thermo-Spruce materials (lasts up to 2X longer than Cedar) Luxury outdoor wood-burning hot tub Designed for outdoor ergonomic hot tub bathing experiences Arrives fully assembled and no electricity required (eco-friendly) Spacious interior holds over 436 gallons of pure water bathing pleasure Thick dark grey contoured fiberglass lining provides enhanced bather comfort Stainless steel wood-burning heater utilizes dual heat compartments for unmatched efficiency Rapid response heat-up time prepares water to ideal temperatures in under 2-hours Wood-burning heater constructed of 304 stainless steel Polished stainless steel chimney with protection Durable Thermo-Spruce tub surround (1.65" thick), painted black Superior thermal resistance (R-value) to retain heat Matching Thermo-Spruce wood steps for easy access Extra thick steel reinforced foam cover, folds for ease of removal and storage Dark grey marine grade vinyl cover exterior Integrated hot tub drainage tap Exterior dimensions: 89"Diameter (226.1 cm) x 40.2"H (102.1 cm) Interior dimensions: 80.7"Diameter (205 cm) x 35.4"H (89.9 cm) Designed by SaunaLife and handcrafted in Northern Europe Thermo-Spruce Material Advantages Lasts up to 2X longer than Cedar Superior thermal resistance (R-value) Model S6B Outdoor Wood-Burning Hot Tub Polished Stainless Steel Chimney Material:Thermo-Spruce exterior for enhanced durability, stability, and weather resistance Design:Ergonomic fiberglass interior with efficient wood-burning heat system Application:Outdoor hydrotherapy, backyard wellness, off-grid soaking Water Capacity:436 gallons (1650.4 L) Product Weight When Filled:3,064 lbs (1,389.8 kg) Maximum Temperature:106 degrees F (41.1 degrees C) Maximum Wood Length:16" (40.6 cm) Shipping Dimensions:93" W (236.2 cm) x 47.2" D (119.9 cm) x 94.5" H (240 cm) Shipping Weight:728 lbs (330.2 kg) About This Delivery:The weight and packaging of this handcrafted tub requires delivery by special appointment. It arrives on a wooden pallet encased in wood for solid protection. The driver is responsible for "curbside delivery only" and will lower the item to ground level. Prior to shipping this product, we often contact customers to share shipment details and discuss any extenuating delivery circumstances that may complicate or cause additional delivery expenses. Our goal is to ensure your project's success.