The DIY Sauna by DIY Cold Plunge
DIY Sauna Plan
DIY Sauna Plan
DIY Sauna "Standard" Dimensions Image
DIY Sauna "XL" Dimensions Image
DIY Sauna Plan
The DIY Sauna by DIY Cold Plunge Alternate Angles
The DIY Sauna by DIY Cold Plunge Front Image

DIY Sauna Plan

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Looking for a high-performance sauna that fits in small spaces without breaking the bank? The DIY Sauna is the ultimate solution—delivering 200°F+ heat, red light therapy benefits, plus a fully customizable, modular design that you can build yourself in one weekend.

High Heat, Small Footprint, BIG Benefits🔥

  • Serious Heat – Achieves Temperatures from 175°F to 200°F+
  • Infrared & Red Light Therapy – Full Spectrum Benefits
  • Space-Saving, Modular Design – Perfect for garage gyms, basements, or indoor spaces. Disassembles for easy transport.
  • No electrician required – Plugs into a standard outlet.
  • Fully Insulated with Cedar Interior – Premium look, energy efficient and that classic sauna feel.
  • Cost-Effective DIY Build – A fraction of the cost of traditional saunas – complete build costs around $1,200.
  • Spouse-Approved – Perfect for the whole household, even if cold plunges aren’t their thing.

This beginner friendly, step-by-step plan walks you through everything you need to build your own DIY Sauna. Materials list, cut plans, assembly tutorials (and more) are all included. I also cover big learns from the project ranging from EMF reduction to maintenance tips and potential add-ons.

These plans eliminate the guesswork and save you time.

Plans Include:
✔️ Detailed Build Instructions with Video
✔️ Complete Shopping List
✔️ Cut List
✔️ Customization Options & More

🔥 Ready to build your own sauna?
Download the DIY Infrared Sauna Plans today and start sweating!

Build Dimensions

Length

Width

Height

"Standard" Exterior ~54" ~31-1/2" ~46"
"Standard" Interior ~49" ~27" ~40"
"XL" Exterior ~60" ~37" ~50"
"XL" Interior ~56" ~33-1/2" ~45"

 

Heating Times (~65°F Ambient Temp)

x4 250W Bulbs

Standard

XL

1 Hour ~190°F ~170°F
2 Hours ~210°F ~190°F
3 Hours ~220°F+ ~200°F

 

Heating Times (~65°F Ambient Temp)

x2 250W Bulbs & x2 375W Bulbs

Standard

XL

1 Hour ~210°F ~190°F
2 Hours ~235°F ~215°F

 

All digital download orders are final and non-refundable.

Customer Reviews

Based on 81 reviews
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J
Jeff
Detailed, easy to follow plans. No guesswork, just labor.

Detailed plans that are easy to follow with links to everything needed as well as YouTube videos of each step of the process. I was about to contact Joe with a question, then rewatched the video and he answered it right there. Too easy. No guess work, just labor! I don’t care what else he comes up with next, I’m in!

A
Anonymous
HOT

This thing was a breeze to build based on the video and it gets super toasty in the sauna!

A
Anonymous
THE BEST

I’m not a very crafty person by any means. But this plan was super easy to follow and now I have a sauna for my home gym! I had some questions along the way and they were answered promptly! Couldn’t ask for an easier build

M
Mike G.
Great little kit with great help heat output

This kit was carefully designed and very easy to put together even without a technical background. The wire gauge is thick and very confidence inspiring. I purchased the Ruby Lux bulbs and couldn't be happier.

M
Mike G.
Fantastic Instructions, easy to follow

This is the first DIY project I've ever bought and was thoroughly impressed with the layout of the plan. The links in the materials list made it easy to order everything. Also appreciated the thorough video walk-through.

This goes without saying, but make sure that you start off with straight lumber. I had placed a pick up order for all of mine, and there were some wonky pieces. This cost me a little bit of time in the end, but it fixed and now I have an amazing sauna that fits in the corner of my garage gym and I couldn't be happier.

10 out of 10 recommend