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Stove Guides Answers Built From the Data
The questions people ask most on r/woodstoving, r/PelletStoveTalk and hearth.com, answered from EPA listings, federal rules and maker manuals.
Each guide draws on the same sourced data as our stove pages and the full EPA database table, so you can click through to every number.
All Guides
Best Wood Stoves
Picks by need, ranked on EPA-tested output, HHV efficiency and emissions rather than the number on the box.
Best Pellet Stoves
Hopper size, tested output and HHV efficiency for the pellet stoves people actually shortlist.
Stove BTU Ratings Explained
Cordwood maximums, heat input and EPA test output: why one stove can carry three BTU numbers and which one to size with.
HHV vs LHV Efficiency
Why the same test reads 76.9% or 82.8%, which basis EPA reports, and how to compare stoves fairly.
Catalytic vs Non-Catalytic Stoves
Cat, non-cat and hybrid stoves compared on 156 EPA wood stove listings: efficiency, emissions and output range.
Wood Stove Tax Credit (25C)
The 30% biomass stove credit ended for stoves placed in service after 2025. What’s still claimable and how.
EPA Wood Stove Rules in 2026
The 2020 Step 2 limits still apply. The court deadlines for EPA’s next review, and what they mean for buyers.
Ready to size one? The calculator checks every stove’s tested output against your square footage and works out a season of fuel.