
One Side, Protective Sheath for Harvia Sauna Stoves, 20 Series
About This Part
One Side, Protective Sheath for Harvia Sauna Stoves, 20 Series
The Harvia WL500 protective sheath is designed and approved for wood-heated Harvia wood burning heaters such as the Harvia 20 Pro/SL/Duo, 20 Boiler/20 SL Boiler, and 20 RS/LS Pro. The protective sheath considerably reduces the safety distance to combustible materials. The WL500 is comprised of steel material coated in black paint.
- Designed and approved for wood-burning heater model-specific
- Reduces the safety distance to combustible materials
- Steel sheet in Black
- 1 Year Warranty
What's included: Protective Sheath in Black Installation and Operation Manual 1 Year Warranty
Technical Specifications
| Part Number | 104-WL500 |
| Brand | Harvia |
| Item Type | Part |
| Shipping Method | Standard parcel |
| Availability | In Stock |
Contact us to confirm compatibility with your specific model before ordering.
Installation Overview
General accessory installation — follow all manufacturer instructions included in the package.
- Verify compatibility with your specific model using the part number before installing.
- If electrical work is involved, engage a licensed electrician — do not bypass safety interlocks.
- Use only manufacturer-approved tools and hardware. Substitutions may void the warranty.
- Test the system at low settings first after any installation or replacement.
- Register the part with the manufacturer to activate the warranty.
Compatibility & System Requirements
This part is designed for use with:
- Harvia Electric Sauna Heaters
- Traditional Sauna Rooms
Not sure if this fits your system? Contact us with your model number and we'll confirm before you order.
Frequently Asked Questions
Is this a genuine OEM part?
Yes. Sauna Company USA is an authorized dealer for Harvia. All parts sold are genuine OEM components sourced directly from the manufacturer or authorized distributor, not aftermarket substitutes.
How do I confirm this fits my model?
Match the part number (SKU) on the product against the parts list in your equipment's owner manual, or locate the data plate on your unit and compare the model number to the compatibility table above. If unsure, contact us with your model number before ordering.
Can I return this part if it doesn't fit?
Parts & accessories are non-returnable once opened — incorrect parts cannot be resold as new. Please confirm compatibility before purchasing. We're happy to help identify the correct part for your system.
How long will shipping take?
Standard parcel orders ship within 1–2 business days. Estimated transit is 2–5 business days depending on your location. Expedited options are available at checkout.
Shipping & Delivery
Standard parcel shipping — ships within 1–2 business days via UPS or FedEx.
- Tracking number emailed when shipped.
- Estimated transit: 2–5 business days depending on destination.
- Expedited shipping options are available at checkout.
- Orders placed before 5pm ET on business days ship the same or next business day.
Canada: We ship this part to Canada too — shipping is calculated at checkout. Duties and taxes may apply at the border.
Questions about your order? Email info@saunacompanyusa.com or use our contact page.
Warranty & Returns Policy
Harvia Manufacturer Warranty: 1-Year Limited Warranty — Spare Parts (Harvia US Inc.)
Returns: Parts & accessories are non-returnable once ordered. This policy exists because installed or opened components cannot be resold as new. Please verify compatibility thoroughly before purchasing — we're here to help.
Defective items: If your part arrives damaged or defective, contact us within 48 hours of delivery. We will arrange a replacement at no charge with proof of the defect (photos or video).
For warranty claims, visit our Warranty Claims page.
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