Nature’s Most Powerful Sauna Cleaner
Keeping your sauna clean is vital for maintaining a healthy and relaxing environment, but it’s no small task. Sweat, bacteria, and even mold can build up over time, especially in the warm, humid conditions saunas are known for. In fact, studies have shown that mold spores can begin to form within just 28 to 48 hours of exposure to humid conditions – FEMA Guidelines Related to Disaster Recovery. Traditional cleaners rely on hazarodus chemicals that can damage wooden surfaces and leave behind unwanted residues and harmful vapors. A tea tree oil-based sauna cleaner offers a safe, natural solution. With its powerful antimicrobial and anti-fungal properties, tea tree oil not only tackles bacteria and odors but also helps prevent mold growth, making it the ideal choice for preserving your sauna and your peace of mind.
It’s the perfect balance of purity and performance for any sauna owner.
Why Tea Tree Oil is the Best Natural Cleaner for Your Sauna
Tea tree oil (Melaleuca alternifolia) is a powerful natural antimicrobial agent, widely recognized for its broad-spectrum efficacy against bacteria, mold, fungi, and viruses. The primary active compound, terpinen-4-ol, disrupts microbial cell membranes, making it particularly effective in sauna cleaning, where moisture and heat create a conducive environment for harmful microorganisms. Tea tree oil is an ideal choice for sauna cleaning, preventing microbial growth while maintaining a safe, chemical-free sauna environment.
Unlike harsh chemical cleaners that contain corrosive substances such as bleach or chlorine, tea tree oil is a gentle yet highly effective cleaner. Traditional chemical cleaners can damage sauna wood by degrading the natural finish and leaving harmful residues, but tea tree oil is safe for wooden surfaces, preserving the sauna’s aesthetic appeal and structural integrity. By opting for tea tree oil, you ensure a healthier sauna environment, free from harmful chemicals, while maintaining the longevity and natural beauty of the wood.

Order Now
Tea Tree Oil for Preventing Mold and Mildew in Your Sauna
Mold and mildew are persistent problems for sauna owners, primarily due to the damp, warm environment. Tea tree oil, a potent antifungal agent found in BioZap Spray Cleaner, is ideal for combating these issues naturally and effectively. The natural compounds in tea tree oil, such as terpinen-4-ol, penetrate the sauna wood to fight mold at its root, rather than just addressing visible mold on the surface.
BioZap’s unique formula allows it to seep deep into the wood’s porous surface, targeting and neutralizing mold spores that may otherwise go unnoticed. This penetrating action helps prevent mold growth from recurring, even in high-humidity areas. Unlike conventional cleaners that may only scrub the surface, BioZap works deeper to ensure the mold is eliminated from within, keeping your sauna cleaner for longer.
By incorporating BioZap Spray Cleaner into your sauna maintenance routine, you’re not only stopping mold and mildew at the source, but also promoting a healthier environment for each sauna session. The natural, non-toxic formula ensures that your sauna remains a safe, mold-free haven, while its tea tree oil content helps maintain air quality and prevent unwanted odors.
How to Use BioZap Spray Cleaner for Cleaning Your Sauna
BioZap Spray Cleaner is powered by pharmaceutical-grade, sustainably harvested, tea tree oil. Designed for effortless and effective sauna cleaning. Here’s how to use it for a fresh, hygienic sauna experience:
- Ready to Use: Unlike traditional cleaners that require mixing, BioZap Spray Cleaner comes in a convenient spray bottle, pre-mixed for immediate use. Simply shake the bottle to activate the ingredients and you’re ready to clean.
- Test First: If you’re using BioZap on a new sauna or a delicate wood finish, test the cleaner on a small, inconspicuous area first. BioZap’s natural formula is gentle, but it’s always good practice to ensure compatibility.
- Spray & Wipe Down: Lightly spray BioZap directly onto the surfaces of your sauna, focusing on areas prone to buildup, such as the benches, walls, and floor. The fine mist from the spray bottle will evenly distribute the solution without soaking the wood. Wipe the surfaces with a soft cloth or rag.
- Let it Sit: Allow the BioZap solution to dwell for a couple of minutes. The tea tree oil in BioZap works to neutralize odors and fight mold, mildew, and bacteria. It’s safe to leave it on surfaces to let the natural anti-fungal properties do their job.
- Wipe Away (Optional): For a lighter application, you can wipe away any excess BioZap with a damp cloth. Since BioZap is a natural cleaner, there’s no need to worry about harmful residues.
- Dry: After cleaning, ensure your sauna is properly ventilated and allow it to dry completely. Good ventilation will help prevent any moisture buildup, which could encourage mold growth.
Regular cleaning with BioZap Spray Cleaner ensures your sauna remains fresh and free of harmful contaminants. Periodic “misting” of sauna surfaces can be done as a preventive measure to reduce the need for more thorough cleanings.
Essential Sauna Maintenance Tips for Long-Lasting Cleanliness
In addition to regular cleaning, there are a few key maintenance tips that will keep your sauna in top condition for years to come. Start by keeping the sauna well-ventilated after each use. Bacteria thrive in warm, damp environments, so allowing moisture to escape by leaving windows or vents open is essential for preventing mold growth. To avoid limescale buildup from hard water, consider using filtered or soft water for your sauna’s steam system
A quick wipe-down of the surfaces after each session, especially on benches, will also help preserve the wood and prevent the accumulation of dirt, sweat, and oils. For deeper cleaning, consider using a cleaner like BioZap. Its natural ingredients are perfect for penetrating the wood and eliminating bacteria or mold from the source, without damaging the material.
For additional protection, consider using BioZap Air Purifiers in your sauna. Powered by the same high-grade tea tree oil as our spray cleaner, they will provide continuous protection for months. Simply open the jar and leave it in the sauna when not is use. The gel will slowly evaporate, releasing tea tree oil vapor into the sauna where they will permeate and protect porous surfaces.
Additionally, a yearly check-up on your sauna’s structure and equipment—looking for signs of wear or damage to the wood, heater, or stones—will ensure everything is functioning as it should. This proactive maintenance helps avoid costly repairs and maintains the overall sauna experience.

Order Now