Assemble Your Finnmark SaunaAssembly of your Finnmark Sauna is quick and easy. It usually takes two people about an hour to assemble the sauna. No special tools are required for the overall assembly except a screw driver for the door handle and panel assembly. We've pre-wired your new sauna so it connects together with ease. TECH TIPS: Even if you do not plan on moving your new sauna, we recommend purchasing furniture sliders just in case.