
Product Information
The Harvia WP800 is a robust 80 L wood-fired cauldron-style water heater, ideal for cottage and sauna
settings. It features a black-painted stainless steel body, vermiculite insulation for reduced heat
transfer, and a replaceable fire chamber.
Efficiently heats large water volumes, with adjustable legs and UL certification for safe, long-lasting
performance


Product Features
This WP800 model combines traditional Finnish charm with modernization—built-in insulation, efficient heat distribution, and serviceable components ensure reliability.

Harvia WP800 Harvia Cauldron 80 Liter Water Heater
Large Volume Capacity:
Heats a full 80 L (21 gal) of water—perfect for off-grid or large sauna use.
Efficient Bottom Heat:
Combustion is directed beneath the cauldron for focused, quick warming.
Vermiculite Insulation:
Keeps exterior cooler to touch while maximizing inner heat retention.
Serviceable Fire Chamber:
Easily replaceable for long-term durability and maintenance.
Stainless, Painted Steel:
Durable, easy-to-clean construction with a classic black finish.
UL Certification:
Tested to meet safety and electrical compliance standards.
Additional Features
Functional enhancements offer user convenience and safety.

Replaceable Fire Chamber
Makes cleaning and longevity maintenance simple.

Adjustable Legs
Easy leveling on uneven ground.

Vermiculite Shell
Insulates to reduce surface heat emission.

Rear Smoke Outlet
5.5″ pipe exits at 25.5″ height, ideal placement.
About Harvia
Harvia is a globally recognized Finnish brand known for its premium sauna heaters, control systems, and wellness solutions.
Founded in 1950, Harvia blends traditional sauna culture with modern technology, offering reliable, high-performance products.
Renowned for durability, efficiency, and elegant design, Harvia continues to lead the industry in crafting exceptional sauna experiences for homes and commercial spaces worldwide.


Why Choose Us?
Choose Peak Primal Wellness for a personalized, community-driven approach to health. We prioritize your well-being with high-quality products, tailored solutions, and 24/7 support.
As a family-owned business, we build lasting relationships, offering authentic, effective solutions to help you achieve your wellness goals.
Join our thriving community and embark on a journey toward optimal health with passionate professionals who genuinely care. At Peak Primal Wellness, you're not just a customer—you're family.

Them










Specifications
Brand | Harvia |
Model/SKU | WP800 |
Water Capacity | 80 L (21 gal) |
Material | Stainless steel + painted exterior |
Insulation | Vermiculite |
Weight | ≈187 lb (85 kg) |
Height | 31.9″ (810 mm) |
Width/Depth | 23.2″ (590 mm) |
Smoke Outlet | 5.5″ diameter, rear at 25.5″ height |
Clearances | Front 19.7″, sides/back 6″, ceiling surface 39.4″ |
Warranty & Returns
Return Policy
To request a return or refund, customers can use our contact form, email (info@peakprimalwellness.com) , or phone - (877) 689-4898. Once the product is inspected and confirmed to be in brand new condition, we will initiate the refund, which typically takes 5-7 business days to post back to the original payment method. Refunds can be applied via the customer’s preferred method, including card or bank transfer. Shipping instructions and the return address will be provided upon contacting customer service. Please include photos if the product arrives damaged. Click here to view our complete return policy for more details.
Shipping Policy
Customers may contact us by phone or email anytime to inquire about the status of their order. While we may not always have a tracking link available before the order ships, we are happy to check its current status for you. If an item is never received, please contact us immediately. We will promptly file a claim on your behalf and ship a replacement to ensure you receive your product as soon as possible. Click here to view our complete Shipping policy for more details.
Frequently Asked Questions
What is the total water capacity?

Holds 80 liters (21 gallons), ideal for traditional sauna or cottage bathing needs.
Is it insulated?

Yes—the vermiculite insulation keeps exterior surfaces cooler and heat focused inside.
Can the fire chamber be replaced?

Yes—its fire chamber is replaceable, extending the unit’s lifespan and simplifying maintenance.
Does it come with UL safety certification?

Yes—this model is UL-listed for safety compliance.
What are the installation clearance requirements?

Keep ≥19.7 in front, 6 in to sides/back, and ≥39.4 in to ceiling for safe installation.