{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://askcalculators.com/calculator/btu-calculator/schema.json",
  "title": "BTU Calculator inputs",
  "description": "Estimate BTU requirement for heating or cooling a room.",
  "type": "object",
  "properties": {
    "length": {
      "title": "Length (ft)",
      "type": "number",
      "default": 20
    },
    "width": {
      "title": "Width (ft)",
      "type": "number",
      "default": 15
    },
    "ceilingHeight": {
      "title": "Ceiling Height (ft)",
      "type": "number",
      "default": 8
    },
    "insulation": {
      "title": "Insulation",
      "type": "string",
      "default": "average"
    },
    "sunExposure": {
      "title": "Sun Exposure",
      "type": "string",
      "default": "average"
    }
  },
  "required": [],
  "additionalProperties": false,
  "x-askcalculators": {
    "version": "7.0.0",
    "calculatorUrl": "https://askcalculators.com/calculator/btu-calculator/",
    "queryExample": "https://askcalculators.com/calculator/btu-calculator/?length=20&width=15&ceilingHeight=8&insulation=average&sunExposure=average",
    "migrationStatus": "migrated",
    "reviewStatus": "pending",
    "pageStatus": "live",
    "workStatus": "pending",
    "migratedDate": "2026-08-18",
    "formula": {
      "expression": "Heating/cooling capacity is estimated from room volume, temperature difference, insulation factor, occupancy, and selected adjustments.",
      "note": "General sizing estimate. Equipment selection should account for local climate, construction, ventilation, and a professional load calculation."
    },
    "quality": {
      "availability": "live",
      "technicalReviewRecord": "/reviews/btu-calculator.json",
      "qualifiedReview": "pending",
      "qualifiedReviewer": null,
      "qualifiedReviewDate": null,
      "formulaVersion": "7.0.0",
      "referenceCoverage": "references-pending",
      "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
      "historicalMetadataDate": "2026-08-18",
      "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
    },
    "outputs": {
      "result": {
        "title": "Result",
        "type": "string",
        "x-format": "text",
        "x-primary": true
      }
    }
  }
}