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Barometric Damper Operation for Kuuma Vapor-Fire Furnaces

Our owner’s manual says you should have a draft between .03 and .06.  These are generic numbers based on the average house.  In reality, the chimney of a two-story home that is 30-35 feet tall in most cases will generate substantially more draft than a chimney in a ranch-style house.  A good starting point on … Read more

Kent P Kuuma Wood Sauna Stove and Cordwood Sauna

I finally finished my cordwood sauna and got the stove installed! It’s working great and I’m really enjoying it. Thank you! The sauna is 8×8, but the floor plan is 8×12. I may enclose the front 4 feet as a changing room someday. The ceiling height is 7’8” on one end and 8’8” on the … Read more

Timber Arched Kuuma Sauna Osakis, MN

When you see as many awesome saunas as we do, sometimes you forget everything it takes to make the dream a reality.  Well, this one was created by Timber Arched in Osakis, MN, and it immediately caught my eye and attention.  Thanks for choosing a #kuuma to provide the great heat and steam of your … Read more

Kuuma Sauna Stove FAQ’s

Is the metal heavy enough to prevent warpage? Yes, under normal operation.  Kuuma Wood-Burning Sauna Stoves are manufactured with American Steel in the United States from a combination of 1/4″, 3/8″ mild steel, and 3/8″ stainless steel to form the most durable sauna stove on the market. Does my stove need to be cured before … Read more

Fresh Air Inlet for Kuuma Vapor-Fire Furnaces

If you have a very tightly sealed home or experience smoke getting into your home, you likely need to add a fresh air inlet into your furnace room.  It’s common that when running the laundry dryer, range hood, or bathroom exhaust fans in a very tight home, you can actually reverse the draft in your … Read more

Kuuma Vapor-Fire 100 FAQ’s

What do I need to know about the Kuuma Vapor-Fire 100’s EPA Phase 2 certification? We are pleased to advise that the Kuuma Vapor-Fire 100 is EPA Phase 2 certified. We have been working towards the certification for years and have invested several hundred thousand dollars to that end. What sets us apart is that … Read more

Troubleshooting Kuuma Vapor-Fire 100 Wood Gasification Furnace

Smoke coming into the house The furnace will smoke during the first fire-up for about 15 minutes while any residual oils and preservatives on the steel are burned off.  Also, the paint on the furnace will smoke during the first fire-up.  This is not toxic, but it is recommended to open doors and windows for … Read more

Yoga Studio Satya Kuuma Sauna Stove

Here are some pics of the outside and cold room. I love this thing! Made our winter wonderful. This is the best stove. Easy to fire up and gets HOT! Great build quality. I purchased it at the recommendation of Glenn with sauna times and I’m so glad I did. Wouldn’t use any other stove! … Read more