TUSHY Spa 3.0 Review (2026)

The biggest complaint about non-electric bidet attachments is cold water. The standard solution — an electric heated seat — requires an outlet near your toilet that many bathrooms don't have. TUSHY's solution is different and smarter: run a line from your sink's hot water supply. We tested the Spa 3.0 over eight weeks in winter conditions.

The Spa 3.0 is mechanically identical to the TUSHY Classic — same mounting, same nozzle design, same self-cleaning mechanism — with one key addition: a second water inlet that connects to your bathroom sink's hot water supply via a longer supply hose. The included 48-inch hose reaches most standard bathroom layouts.

Installation takes about 20–25 minutes — the extra time is for routing the hot water hose to your sink. You'll connect it to the hot water shutoff valve under the sink the same way you connect the cold line to the toilet. No tools, no soldering, nothing technical. TUSHY includes clear illustrated instructions and a video walkthrough.

In testing, the warm water experience is genuinely comfortable — not as precisely temperature-controlled as an electric seat (you can't dial in 36°C to the degree), but adjustable between fully cold and as warm as your hot water runs. In winter testing, the difference from the Classic was immediately obvious and immediately appreciated.

The one caveat: you need the toilet and sink to be close enough for the hose to reach. In most US bathrooms, this isn't an issue. In larger or unusual layouts, measure first. Also worth noting: there's a slight delay as warm water travels from the sink to the toilet — 5–10 seconds depending on your plumbing.

At $109, the Spa costs $10 more than the Classic. For warm water without a $200+ electric seat investment, that's a remarkable value proposition.