Seamless Fit. Refined Finish.
PROSAUNAS Alder 1×2 T-Moulding is a premium sauna trim designed to create smooth, clean transitions between adjoining panels and surfaces. Its T-shaped profile neatly covers seams and joints, delivering a cohesive and professional finish throughout your sauna interior.
Alder is a trusted sauna wood known for its smooth texture, consistent grain, and comfortable feel in high-heat environments. It resists splintering and maintains stability, making it ideal for interior applications where both durability and comfort are essential.
Each piece features a precision-milled T-Moulding profile, allowing for easy installation and a secure fit between surfaces. It provides both functional joint coverage and a clean visual transition across walls, ceilings, or bench areas.
PROSAUNAS selects high-quality alder to ensure uniform color, fine texture, and reliable performance. Suitable for both residential and commercial sauna builds, it’s an essential finishing detail for a polished result.
Features & Benefits
| Feature | Benefit - Why It Matters to Your Build |
|---|---|
| Alder Wood | Natural hardwood suited for sauna interiors - offers durability, smooth texture, and a warm, consistent appearance. |
| T-Moulding Profile | T-shaped design for joining panels - neatly conceals seams and creates smooth transitions. |
| Trim & Joint Application | Designed for connecting adjoining surfaces - delivers a clean, finished look throughout your sauna. |
| Smooth Surface Finish | Planed for a refined, even feel - ensures comfort and a polished appearance. |
| Untreated Natural Material | No thermal processing or coatings - preserves the wood’s natural properties and character. |
| Performs in Sauna Conditions | Handles heat without splintering or overheating - safe and reliable for interior use. |
| Consistent Color & Grain | Warm tone with subtle, even grain - creates a cohesive and inviting visual finish. |
| Stable & Durable Material | Maintains shape under humidity and heat - supports long-term performance. |
| Easy to Work With | Uniform pieces allow clean cuts and simple installation - ideal for precise finishing work. |
| Perfect for Seam Transitions | Covers joints cleanly and efficiently - enhances both function and overall sauna design. |
Why Alder T-Moulding for Your Sauna Interior?
Three reasons builders choose Alder for seamless sauna transitions.
Comfortable in Sauna Heat
Alder stays smooth and comfortable in high temperatures. It resists splintering and overheating - making it ideal for joints and interior trim areas.
Reliable in Humid Conditions
Alder handles moisture without excessive movement. It helps maintain tight seams and clean transitions between panels over time.
Warm, Natural Finish
Its soft brown tone and subtle grain create a welcoming look. Perfect for covering joints and enhancing the overall flow of your sauna design.
Specifications

What's Included

- Alder 1×2 T-Moulding Pieces
- T-Shaped Profile Design
- Natural Alder Wood Material
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