Manastin 2 Person Steam Sauna Review: Twice the Steam, Twice the Sockets

Most portable saunas are built for one person sitting very still with their head sticking out of a zip. The Manastin is the rarer thing: a rectangular tent wide enough for two adults, with a separate 1000W steam generator and remote for each of them, so you are not arguing about heat levels twenty minutes into a session. At £253.76 it costs roughly what two decent single tents would, which is the honest way to frame the decision.

It is a good product with two awkward practicalities that the listing glosses over. The first is power: two generators means two sockets, ideally on different circuits. The second is space, because 123cm by 94cm of floor is more than most UK bathrooms have spare, and this is not a thing you fold away between uses without some grumbling.

Who it is for

Couples and housemates who already know they like steam, and who have a spare corner of a garage, conservatory or box room where the tent can live permanently. That last condition matters more than any spec on the box. People who have to build and strike a sauna each time stop using it within a month, and a 2-person frame is heavier to wrestle than a single pop-up.

It is the wrong buy if you want something you can stash under a bed, if your room has one accessible socket, or if you are chasing the cardiovascular numbers from the Finnish sauna literature. Those studies looked at hot, dry cabins used four to seven times a week (sauna bathing and fatal cardiovascular events), and a 54C steam tent is a different stimulus.

Check the Manastin 2 person sauna price on Amazon

The dual generator question

Two generators is not marketing padding; it changes how the tent behaves. A single 1000W unit heating a cabin this size would take twenty-five minutes or more to get anywhere useful, and the far corner would always run cooler than the near one. Running two, one at each end, fills the volume evenly and gets you to temperature in about the time it takes to make a cup of tea.

The cost is electrical. Each generator draws roughly the same as a kettle, and Manastin's own instructions tell you to plug them into separate outlets. In a modern UK house with a 32A ring main that is unlikely to cause trouble, but plugging both into a four-way extension is exactly the sort of thing that trips a breaker mid-session and leaves you sitting in a cooling tent, dripping. Check your sockets first.

Water capacity is the other practical limit. Each generator holds enough for a session of roughly forty-five minutes to an hour depending on the heat level, which is far longer than anybody should be sitting in steam anyway.

What 54C actually buys you

Here is where the category needs honesty. The health research people quote when they buy a home sauna comes overwhelmingly from Finnish dry saunas run at 80C to 100C, and from controlled passive heating protocols that raise core body temperature by a measurable amount (review of passive heat therapies). A head-out steam tent at 54C does raise skin temperature sharply and does get your heart rate up, but your head stays in room air and the thermal load is lower.

That is not a reason to avoid it. Twenty minutes of steam after a hard session feels excellent, loosens stiff shoulders, and gives you a reliable wind-down ritual, and post-exercise heat exposure has some support for recovery and adaptation (post-exercise heat exposure review). Just buy it for the comfort and the routine rather than because a Finnish cohort study said something about cardiac risk.

The usual safety points apply and they matter more with two people in a small space. Come out if you feel light-headed, drink water before and after, and know the signs of heat exhaustion and heatstroke. Skip it entirely if you are pregnant, drinking alcohol, or managing an unstable heart condition without your GP's say-so.

Living with it

The satin cotton shell is the pleasant surprise. It sheds water faster than the coated PVC on budget tents and does not develop the sour smell those get after a fortnight, provided you unzip it and let it dry properly each time. Skip the drying and you will regret it within a month, whatever the fabric.

Assembly is where owners lose patience. The steel tubes are similar lengths and the connectors are not labelled as clearly as they could be, so lay everything out against the illustrated guide before you start pushing things together. Twenty minutes the first time, five thereafter.

The chairs are basic folding stools, adequate but not comfortable for an hour. Nobody should be in there for an hour anyway. If you plan to alternate steam with cold, our guide to contrast therapy covers the sensible timings, and the best ice bath UK guide has the other half of the setup.

See today's Manastin 2 person sauna price

How it compares

Against a single-person tent the maths is simple. Two people using one SereneLife infrared sauna tent take turns, which means an hour of faffing and a second person waiting in a dressing gown. The Manastin removes that, and for a couple who both want a post-training steam it is worth the premium.

Against two single tents at around £140 each, the Manastin is cheaper, warmer and takes up less total floor space, but you lose the ability to use them in different rooms. Against a proper infrared cabin it is not really competing at all, and the best home sauna UK guide covers where that money goes.

Recommended reads

1. SereneLife infrared sauna tent review
2. The best home sauna in the UK
3. Sauna after a workout: how long and how hot
4. Sauna vs steam room
5. Recovery reviews and guides