Harvia WHP1000 - Wood Stove Chimney Extension, 1000mm, Stainless Steel HUUM thermal modification enhances the wood’s

thermal modification enhances the wood’s properties—making it more dimensionally stable

steamy sauna room

with extremely short safety distances

natural look to the sauna

Harvia WHP1000 - Wood Stove Chimney Extension, 1000mm, Stainless Steel HUUM thermal modification enhances the wood’sThe Harvia Stainless Steel Chimney Extension (1M 39 5 8) increases chimney height to improve draft and ventilation for wood burning sauna stoves. Made from durable, corrosion resistant stainless steel, the insulated design helps maintain proper chimney temperatures for efficient smoke exhaust and consistent performance. This extension is designed for a secure fit with the Harvia WHP1500 Chimney Kit.