This cover sits on a Harvia Legend wood stove around the smoke pipe and you fill it with extra stones. The stove’s own pile is not enough. Heat from the pipe goes into the rocks, so the safety distance to that pipe drops. It is a stone cage, not a chimney, not a rain cap, and not a protective sheath.
How it is used
Install the Legend, pile the stove stones first, then set an even stone layer around the upper flue opening — the cover stands on those rocks. Harvia’s install sheet: pile about 40 kg of large 10–15 cm stones into the cover, as densely as you can, until the smoke pipe is hidden. That is about 2 extra boxes of AC3020 (20 kg each) on top of the stove’s own load. Stones sold separately. Compatible with a Harvia steel chimney (WHP). If the insulated chimney starts right on top of this cover, fill the cover before that insulated section goes on. Legend only — Cilindro wood uses WL300PC, not this one. Do not put it on an electric heater.
What’s included
- Harvia WL300 Legend smoke pipe cover (black steel cage)
- Install sheet in the carton (Harvia Y05-0370 family)
- Stones not included — budget about 2 extra 20 kg boxes of 10–15 cm (AC3020)
- Chimney / flue not included
Specs
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Brand: Harvia (Finland)
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Model: WL300
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SKU: 104-WL300
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Fits: Harvia Legend wood stoves only (150 / 240 / 300, SL, Duo, GreenFlame, and Legend packages in this shop)
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Not for: Cilindro wood (that is WL300PC); electric Cilindro; M3 / Pro / Linear / Harvia 50; HUUM; Cozy
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Color (Harvia): Black
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Height: 560 mm / about 22"
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Width × depth: 300 × 300 mm / about 11.8" × 11.8"
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Net weight (Harvia): 4.6 kg / about 10.1 lb
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Stone size in the cover (Harvia install): Large 10–15 cm (4–6 in)
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Stone amount in the cover (Harvia install): About 40 kg / about 88 lb — on top of the stove’s own stones
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Extra boxes (this shop): About 2 extra boxes of 104-AC3020 (20 kg each)
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Chimney match: Harvia steel chimney (WHP)
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Certificates Harvia prints: CE, EAC — not UL
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Role: Smoke-pipe stone cover — not the flue
Downloads
FAQ
Do I still need the stove’s own stones?
Yes. Fill the Legend first. This cover is a second pile around the pipe. Harvia: about 40 kg of large 10–15 cm into the cover — about 2 extra AC3020 boxes.
Does this replace the chimney?
No. You still need a legal flue. This hides the uninsulated smoke pipe with rocks so more heat stays in the room and the pipe clearance can drop. A licensed installer and local code still decide the chimney.
Cilindro wood stove?
No. Harvia points Cilindro wood (WKPC16S / WKPC20S) to WL300PC. Do not order WL300 for Cilindro.
M3, Pro, Linear, Harvia 50?
No. This cage is the Legend pipe cover. Those stoves do not get this SKU.
Is it a protective sheath?
No. Sheaths (WL200, WL400, WL500, and the rest) are wall shields. This is the stone-filled pipe cover.
UL / 6-inch Class A?
No. Harvia prints CE / EAC on this accessory. We do not invent UL. This is not a US 6-inch Class A kit.
Can I check out?
Inventory is not tracked on this SKU — we keep selling and confirm the carton. Email hello@selfcaresaunas.com if you want the cover, two extra stone boxes, and the matching Legend on one order.
Email hello@selfcaresaunas.com if you want this paired with a wood stove and the extra stone boxes. Stones for the cover or cage are sold separately — the stove’s own pile is not enough.
Questions? Email hello@selfcaresaunas.com or email hello@selfcaresaunas.com.