Showing an affordable option on how to setup a WiFi control for Almost heaven barrel sauna using a Harvia electric heater. Also a quick review and some tips and tricks to make the most out of your sauna.

Custom Tarp.
https://www.coversandall.com/?gad_sou...

Smart plug
Limitedtime deal: Kasa Smart Plug Mini 15A, Apple HomeKit Supported, Smart Outlet Works with Siri, Alexa & Google Home, UL Certified, App Control, Scheduling, Timer, 2.4G WiFi Only, 2Pack (EP25P2), White https://a.co/d/fBQ2DqG

Waterproof Electric Box
QILIPSU Hinged Cover Stainless Steel Latch 220x170x110mm Junction Box with Mounting Plate, Universal IP67 Project Box Waterproof DIY Electrical Enclosure, ABS Plastic Grey (8.6"x6.7"x4.3") https://a.co/d/4aBjQKk

Contactor
Packard C240B Packard Contactor 2 Pole 40 Amps 120 Coil Voltage https://a.co/d/3Yf8VoG