Ashhbritt101 Bathtub 22l Jun 2026

The tub features a bottom-release valve (a screw-cap spout located on the side near the base). Place the tub on a slope toward a drain or a bucket. Open the valve fully. It empties in roughly 90 seconds.

A standard home bathtub uses over 150 liters. That water takes 30+ minutes to heat and retains heat poorly due to the large surface area. The uses a simple physics rule: smaller volume equals better heat retention. Ashhbritt101 Bathtub 22l

Because you are sitting in 22 liters of water (roughly covering an adult up to the lower ribs when seated), the ratio of body heat to water volume is extremely high. Once you fill it with water at 40°C (104°F), the insulated walls ensure the temperature drops only 1-2 degrees over a 20-minute soak. In a traditional tub, that drop would be 5-7 degrees. The tub features a bottom-release valve (a screw-cap

After drying, the tub can be folded down to a fraction of its size—often small enough to slide under a bed or behind a door. It empties in roughly 90 seconds