Steam & Oak
Serenity 3 | 3-Person Plug & Play Spa with Lounger
Serenity 3 | 3-Person Plug & Play Spa with Lounger
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✓ £1,219 of essentials — included free with every Steam & Oak tub
- Premium spa cover (worth £350)
- Cover lifter (worth £200)
- Spa steps (worth £149)
- UK delivery (worth £520)
Serenity 3 | 3-Person Plug & Play Lounger Hot Tub
The Serenity 3 is our compact lounger Plug & Play tub — 1 full lounger + 2 upright seats in a 2.13m x 1.65m footprint, on a standard 13A supply. It's built for couples and small households who want a real lounger and a real hydrotherapy experience without jumping to a 2m x 2m shell.
The size is the point. A 1.65m-wide tub fits gardens and patios that wouldn't easily take a 2m shell, fits through narrower garden gates, and uses noticeably less water and less energy to keep at temperature — without giving up the lounger that makes a tub actually relaxing for a single user.
A real lounger in a compact footprint
Most compact Plug & Play tubs at this size lose the lounger entirely or shrink it to "lounger-shaped seat" proportions. The Serenity 3 keeps a full ergonomic lounger — supported spine, raised legs, comfortable for genuine 30+ minute sessions — alongside two upright seats for partner or guest use.
3HP pump driving 26 jets
Where most Plug & Play tubs at this price use a 2HP pump, the Serenity 3 is built around a 3HP pump feeding 26 hydrotherapy jets. The higher flow rate is what makes the lounger feel like proper hydrotherapy rather than a gentle current — the pressure is real, especially along the back and calf clusters.
13A simplicity, lower running costs
Plug & Play means a standard 13A waterproof outdoor socket — no electrician, no install delay. The smaller water volume also makes this one of the more energy-efficient tubs in the range to keep at temperature — useful for households where the tub is in use 3–5 times a week rather than constantly hosting groups.
Atmosphere + clean ownership
Built-in Bluetooth audio, perimeter & corner LED lighting, ozone water care and SS01 filtration are all included. The shell is Lucite acrylic with a maintenance-free cabinet, built for year-round outdoor UK use.
Delivery & site preparation
- Electrical: standard 13A waterproof outdoor socket — no hardwiring required.
- Base: solid, level foundation — reinforced patio or concrete pad.
- Access: please measure gates, paths, slopes, parking and turning points before order.
- Installation tier: select your preferred installation option from the product menu at checkout.
Technical specification
- Capacity: 3 person (2 seats + 1 lounger)
- Dimensions: 2.13m x 1.65m x 0.8m
- Jets: 26 hydrotherapy jets
- Massage pump: 1 x 3HP
- Power: 13 Amp (Plug & Play)
- Heater: Integrated (Plug & Play)
- Audio: Bluetooth + twin waterproof speakers
- Lighting: Perimeter & corner LED
- Water care: Ozone + SS01 filtration
- Shell: Lucite acrylic
- Cabinet: Maintenance-free
- Base: ABS
- Included: Cover + steps
- Diverter controls: Yes (zone control)
💡 Not sure if this is the right tub for you?
Read our complete UK Hot Tub Buying Guide → for an honest comparison: 13A vs 32A power, sizes, installation, warranty, and what to avoid. Written by founder Sarb Gill (BSc Biology).
For real-world costs, see our Hot Tub Running Costs UK guide → with actual monthly figures by tub size and energy tariff.
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