The 4×4 Custom Western Red Cedar Sauna Kit is one of our top-selling models across Canada and the United States. Known for its strength, light weight, and natural resistance to warping or shrinking, Western Red Cedar is an ideal choice for sauna construction. Its surface remains cooler to the touch, ensuring a more comfortable experience for sitting and leaning during your sauna sessions.

This DIY liner kit offers a simple and efficient way to build a premium sauna in your home or commercial space. It’s designed for easy installation into any pre-framed, insulated, and wired room—making it a perfect fit for basements, backyard sheds, or wellness facilities.

Crafted from high-quality Clear or Knotty Canadian Western Red Cedar, each kit can be fully customized to your desired size and layout. Sauna kits are an affordable and dependable solution for sauna building, and Botanical Sauna offers unbeatable value through direct factory pricing.

Backed by years of industry experience, we are dedicated to providing expert design guidance, outstanding customer service, and the finest cedar sauna kits available.

What’s Included in the 4×4 Custom Sauna Kit:

• Foil vapor barrier for moisture protection
• 1×4 or 1×3 11/16″ tongue-and-groove (T&G) Clear or Knotty Grade ‘A’ Western Red Cedar for walls and ceiling
• T&G boards finished on one side for a clean interior look
• Clear or Knotty 2×4 Grade ‘A’ Cedar for benches and support framing
• Interior and exterior cedar door casings
• Cedar corner moldings for a seamless wall and ceiling finish
• Upper and lower cedar ventilation grilles
• One marine-grade, vapor-proof sauna light fixture
• Comprehensive step-by-step installation guide

Please note: Sauna framing and exterior finishing are not included in the base kit and are quoted separately. The sauna heater is also sold separately.

Disclaimer:
Botanical Saunas does not perform or assume responsibility for any electrical work. All electrical installations must be carried out by a licensed electrician, following local electrical codes and the manufacturer’s installation guidelines.

Our pricing tool recommends heaters based on standard kW requirements and typical clearance assumptions. However, it is the customer’s responsibility to ensure that the chosen heater is suitable for their specific sauna design. Clearance requirements may vary depending on heater placement (e.g., front wall vs. side wall) and surrounding materials (e.g., wood vs. glass). Sample images are for illustrative purposes only and may not represent actual installation conditions. Always consult the heater’s installation manual, and use appropriate heat shields or non-combustible surfaces when necessary.