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HVAC
Calculate heating and cooling load from room dimensions, insulation, and climate zone.
Open HVAC LoadHVAC
Reference for pellet stoves: freestanding, inserts, BTU output, and hopper sizes.
Open Pellet StoveYour specific task is calculate heating and cooling load from room dimensions, insulation, and climate zone. Open the page, drop your input, get the result — typically under a second.
Your goal is reference for pellet stoves: freestanding, inserts, btu output, and hopper sizes. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. HVAC Load focuses on calculate heating and cooling load from room dimensions, insulation, and climate zone; Pellet Stove focuses on reference for pellet stoves: freestanding, inserts, btu output, and hopper sizes. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both HVAC Load and Pellet Stove work without signup. We only ask for an email if you decide to subscribe to a paid plan.