Harvia Modular Chimney WHP 1500, Stainless Steel | WHP1500

Universal Modular Chimney System for Wood-Burning Sauna Heaters

The Harvia WHP1500 Modular Chimney is a premium universal stainless steel chimney kit engineered for wood-burning sauna stoves, fireplaces, and heating appliances. Its modular double-wall insulated construction provides excellent draft performance, outstanding fire safety, and dependable long-term durability for both indoor and outdoor installations.

Every component has been carefully designed to make installation as fast, reliable, and secure as possible. The insulated stainless steel construction minimizes heat loss while maintaining stable flue temperatures, ensuring efficient stove operation and safe removal of combustion gases.

Designed for installation through ceilings and roofs, the complete kit contains everything required for a professional chimney installation. Harvia's precision groove connection system securely locks chimney sections together, preventing movement caused by repeated heating and cooling cycles while allowing the system to be expanded using compatible Harvia WHP500 and WHP1000 extension modules.

Certified to stringent European safety standards, the WHP1500 delivers exceptional corrosion resistance, long service life, and reliable operation in demanding sauna environments.

Features

• Universal modular chimney system
• Premium double-wall insulated construction
• Inner pipe and outer shell manufactured from stainless steel
• 1.5 m insulated chimney module
• Includes complete ceiling and roof installation components
• 1 m non-insulated connecting smoke pipe included
• Precision groove-lock connection system
• Prevents joint movement during repeated heating cycles
• Easily expandable with Harvia WHP500 and WHP1000 modules
• Suitable for indoor and outdoor installations
• CE Certified
• Designed for long-term durability and safe operation

What's Included

• 1.5 m insulated stainless steel chimney module
• Chimney cap
• Ceiling pass-through flange
• Rubber roof flange
• 1 m non-insulated connecting smoke pipe
• Installation components
• Complete installation system for ceiling and roof penetration

Advantages

• Complete chimney kit with everything required for installation through ceilings and roofs
• High fire safety through insulated double-wall construction
• Fast installation with precision-engineered components
• Excellent resistance to corrosion, moisture, and temperature fluctuations
• Modular design allows future height extensions
• Stable draft for efficient wood-burning performance
• Minimal heat loss
• Long service life with minimal maintenance

Technical Specifications

Brand: Harvia

Model: WHP1500

Product Type: Modular Stainless Steel Chimney Kit

Material:

Stainless Steel

Factory Code:

WHP1500

Main Insulated Module Length:

1.5 m

Connecting Smoke Pipe Length:

1 m (non-insulated)

Inner Diameter:

115 mm

Outer Diameter:

220 mm

Material Thickness:

0.7 mm

Maximum Operating Temperature:

Up to 600°C

Minimum Safety Distance to Combustible Materials:

100 mm

Certification:

CE Certified

Compatible With

Suitable for:

• Wood-burning sauna stoves
• Traditional sauna heaters
• Fireplaces
• Wood-burning heating appliances
• Private homes
• Detached sauna buildings
• Barrel saunas
• Renovation and new-build sauna projects

Compatible expansion modules:

• Harvia WHP500
• Harvia WHP1000

Performance Benefits

The Harvia WHP1500 is engineered to deliver:

• Reliable removal of combustion gases
• Stable chimney draft
• Efficient stove operation
• Minimal heat loss
• Superior fire safety
• Excellent corrosion resistance
• Outstanding durability in changing weather conditions
• Decades of dependable operation with minimal maintenance

Ideal For

• Owners of Harvia wood-burning sauna heaters
• Traditional Finnish saunas
• Barrel sauna installations
• Premium outdoor sauna buildings
• Professional installers
• New construction
• Renovation projects
• Ceiling and roof chimney penetrations
• Applications requiring a complete modular chimney system

Pair With

• Harvia Wood Burning Sauna Heaters
• Harvia WHP500 Chimney Extension
• Harvia WHP1000 Chimney Extension
• Harvia Smoke Pipes
• Harvia Roof Flanges
• Harvia Ceiling Pass-Through Kits
• Harvia Chimney Accessories