{
  "category": "Pool Heaters",
  "vertical": "pool-spa-and-irrigation",
  "source": "https://getclaro.ai/resources/attribute-library/pool-spa-and-irrigation/pool-heaters/",
  "status": "editorial-draft",
  "note": "Editorial reference template. Example values show format only and do not describe a real SKU. Not an official ETIM or ECLASS class.",
  "groups": [
    {
      "key": "identity",
      "name": "Identity",
      "check": "Preserve leading zeros and punctuation, validate against the manufacturer record, and check the GTIN check digit and packaging level before linking."
    },
    {
      "key": "technical",
      "name": "Technical specifications",
      "check": "Store the number and unit separately. Convert only when the source unit and test conditions are known."
    },
    {
      "key": "selection",
      "name": "Selection attributes",
      "check": "Map supplier wording to a governed vocabulary only after checking the source text and which variant it applies to."
    },
    {
      "key": "fit",
      "name": "Fit & compatibility",
      "check": "Keep model and series qualifiers. A similar-looking part is not a verified fit until a source says so."
    },
    {
      "key": "evidence",
      "name": "Evidence & compliance",
      "check": "Link the manufacturer document or label with its edition or date. Never copy a certification from a neighboring SKU."
    }
  ],
  "fields": [
    {
      "key": "manufacturer_part_number_mpn",
      "label": "Manufacturer Part Number (MPN)",
      "group": "identity",
      "priority": "core",
      "value_type": "identifier",
      "unit": null,
      "example_format": "PH-400-LP-HE"
    },
    {
      "key": "gtin_upc",
      "label": "GTIN / UPC",
      "group": "identity",
      "priority": "core",
      "value_type": "identifier",
      "unit": null,
      "example_format": "012345400407"
    },
    {
      "key": "heater_type",
      "label": "Heater Type",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Gas-fired"
    },
    {
      "key": "fuel_type",
      "label": "Fuel Type",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Propane (LP)"
    },
    {
      "key": "rated_heat_input",
      "label": "Rated Heat Input",
      "group": "technical",
      "priority": "core",
      "value_type": "number",
      "unit": "Btu/h",
      "example_format": "399,000"
    },
    {
      "key": "thermal_efficiency",
      "label": "Thermal Efficiency",
      "group": "technical",
      "priority": "core",
      "value_type": "number",
      "unit": "%",
      "example_format": "84"
    },
    {
      "key": "heat_exchanger_material",
      "label": "Heat Exchanger Material",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Cupronickel"
    },
    {
      "key": "water_connection_size_type",
      "label": "Water Connection Size & Type",
      "group": "fit",
      "priority": "core",
      "value_type": "text",
      "unit": "in",
      "example_format": "2 in CPVC unions"
    },
    {
      "key": "electrical_supply",
      "label": "Electrical Supply",
      "group": "technical",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "120/240 VAC, 1 Ph, 60 Hz (field-selectable)"
    },
    {
      "key": "country_of_origin",
      "label": "Country of Origin",
      "group": "evidence",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "United States"
    },
    {
      "key": "elevation_rating",
      "label": "Elevation Rating",
      "group": "fit",
      "priority": "differentiating",
      "value_type": "text",
      "unit": "ft",
      "example_format": "0-1,999 ft"
    },
    {
      "key": "header_material",
      "label": "Header Material",
      "group": "selection",
      "priority": "differentiating",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Bronze"
    },
    {
      "key": "heat_pump_heating_capacity_at_rating_condition",
      "label": "Heat Pump Heating Capacity at Rating Condition",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "number",
      "unit": "Btu/h",
      "example_format": "120,000 at the AHRI 1160 high-temperature condition"
    },
    {
      "key": "heat_pump_cop_at_rating_condition",
      "label": "Heat Pump COP at Rating Condition",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "number",
      "unit": null,
      "example_format": "5.5 at the AHRI 1160 high-temperature condition"
    },
    {
      "key": "vent_category_vent_material",
      "label": "Vent Category & Vent Material",
      "group": "fit",
      "priority": "differentiating",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Category I, metal draft hood (indoor)"
    },
    {
      "key": "gas_appliance_design_certification",
      "label": "Gas Appliance Design Certification",
      "group": "evidence",
      "priority": "channel",
      "value_type": "text",
      "unit": null,
      "example_format": "ANSI Z21.56 / CSA 4.7"
    },
    {
      "key": "asme_section_iv_stamp",
      "label": "ASME Section IV Stamp",
      "group": "evidence",
      "priority": "channel",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Yes, where required by jurisdiction"
    },
    {
      "key": "low_nox_compliance",
      "label": "Low-NOx Compliance",
      "group": "evidence",
      "priority": "channel",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Low-NOx version (air-district rule stated on spec sheet)"
    }
  ],
  "evidence_columns": [
    "raw_value",
    "normalized_value",
    "source_uri",
    "source_page_or_row",
    "confidence",
    "review_state",
    "last_verified"
  ],
  "normalization_examples": [
    {
      "attribute": "Heat Exchanger Material",
      "variants": [
        "Cupro-Nickel",
        "CuproNickel",
        "Cupro Nickel",
        "Cu-Ni",
        "Copper-Nickel",
        "CuNi 90/10"
      ],
      "normalized": "Cupronickel"
    },
    {
      "attribute": "Rated Heat Input",
      "variants": [
        "399,000 BTU",
        "399K BTU",
        "399 MBTUH",
        "399,000 Btu/hr",
        "116.9 kW",
        "399000"
      ],
      "normalized": "399,000 Btu/h"
    },
    {
      "attribute": "Elevation Rating",
      "variants": [
        "0-1999 Ft",
        "Sea Level",
        "Standard Altitude",
        "Low Elevation",
        "0-2000 ft",
        "Up to 2,000 ft"
      ],
      "normalized": "0-1,999 ft"
    }
  ]
}