Textured Surface. Modern Lines.
PROSAUNAS Aspen GROOVE-S 1×3 T&G is a premium sauna wall cladding wood designed to create a stylish, contemporary finish across interior surfaces. With its tongue and groove construction and fluted slat design, it adds depth and visual interest while allowing for natural movement.
Aspen is known for its light color, fine grain, and low resin content, making it ideal for high-temperature environments. It remains comfortable to the touch and maintains stability under the heat and humidity of sauna conditions.
Each board features a GROOVE-S fluted profile, offering subtle linear detailing that enhances the overall design. Its precise dimensions and smooth surface ensure easy installation and seamless integration with other sauna materials.
PROSAUNAS selects high-quality Aspen to ensure consistent tone, fine texture, and reliable durability. The result is a versatile wall material suitable for both residential and commercial sauna interiors.
Features & Benefits
| Feature | Benefit - Why It Matters to Your Build |
|---|---|
| Aspen Sauna Wood | Light-toned hardwood ideal for sauna interiors - offers smooth texture, low resin content, and a comfortable surface in heat. |
| GROOVE-S Fluted Profile | Decorative slatted design with linear grooves - adds depth and a modern architectural look. |
| Tongue & Groove System | Interlocking board construction - ensures secure fitting and consistent alignment. |
| Wall Cladding Application | Designed for interior wall coverage - delivers a clean and continuous surface finish. |
| Performs in Sauna Conditions | Handles heat and humidity effectively - maintains stability and shape over time. |
| Textured Surface Detail | Fluted face enhances visual interest - improves overall design impact. |
| Consistent Color & Grain | Uniform light tone with fine texture - creates a cohesive and elegant interior look. |
| Stable & Durable Material | Resists warping and movement - supports long-lasting performance. |
| Easy to Install | Precision-milled boards fit together smoothly - reduces installation time and effort. |
| Ideal for Modern Sauna Design | Combines texture and clean lines - enhances both style and functionality. |
Why Choose Aspen GROOVE-S Cladding for Your Sauna Interior?
Three reasons sauna builders prefer Aspen for modern textured walls.
Comfortable in Sauna Heat
Aspen stays cool to the touch even in high temperatures. Its stable structure helps reduce movement - keeping wall panels aligned and consistent over time.
Handles Humidity Smoothly
With low resin content and balanced moisture response, Aspen resists humidity-related issues. This supports long-term durability in sauna environments.
Modern Textured Appearance
The fluted slat design adds depth and visual interest. Combined with Aspen’s light tone, it creates a clean and contemporary sauna look.
Specifications

What's Included

- Aspen GROOVE-S 1×3 Cladding Boards
- Fluted Tongue & Groove Profile
Shipping Information
Wood products ship via standard freight. Shipping cost is calculated based on order quantity, board lengths, and your delivery location — it is not included in the listed price and will be quoted separately.
- Standard freight shipping on all wood orders
- Shipping cost varies by order size and destination
- Contact PROSAUNAS for a freight quote before ordering
- Bulk orders may qualify for volume pricing
- All orders inspected before shipment for quality assurance
📞 Have Questions?
Our team has 55+ years of experience helping builders select the right wood. We're happy to help you calculate quantities, confirm sizing, or get a shipping quote.
Call: (800) 957-2862
Email: info@peakprimalwellness.com
Mon–Fri 8:00am–5:00pm CT
The PROSAUNAS Quality Promise
PROSAUNAS carefully selects only the finest wood from Northern Europe and Canada, ensuring quality and consistency that meets our stringent standards. Every board is inspected before it ships — because a great sauna starts with great materials.
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Returns & Warranty
Return & Warranty