🪵 Free Firewood, Chicken Coop & Greenhouse Calculators for American Homeowners & Homesteaders
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WoodCordCalcHomestead Math Hub

About WoodCordCalc

Practical property and agricultural math for American homeowners, wood burners, and homesteaders.

WoodCordCalc was created to solve a persistent frustration in rural and suburban living: vague rules of thumb that leave homeowners with overloaded pickup trucks, freezing coops, or under-heated winter greenhouses.

Our Data Sources & Methodologies

  • USDA Forest Service & State Forestry Extensions: All firewood weight, seasoning moisture content, and wood density values ($lbs/cord$) are based on USDA Forest Products Laboratory benchmarks.
  • University Agricultural Extensions: Chicken coop ventilation ratios (1 sq ft of opening per 10 sq ft of floor space) and CFM air-exchange rates reflect peer-reviewed poultry housing standards from the University of Maine, Cornell, and Penn State.
  • Thermal Engineering & ASHRAE: Greenhouse heating BTU formulas use standard building envelope heat loss calculations ($BTU = Area \times U \times \Delta T$).

Independent & Unbiased

We do not sell firewood or agricultural structures. Our calculation models are free, objective, and engineered to keep you safe and your livestock healthy.