{"schemaVersion":1,"slug":"greenheck-esd-202-louvers","name":"Greenheck ESD-202 drainable louver","kind":"object","abbreviation":"ESD-202","aliases":["ESD-202","ESD-202 GA","ESD-202 general arrangement"],"category":"equipment-layouts","drawingTypes":["GA"],"referenceFamilies":["Manufacturer"],"summary":"Stationary drainable-blade louver family for ventilation openings.","description":["Coordinate the louver opening and frame with the surrounding wall and duct connection. Keep the drainage route and access to any fitted screen visible in the installation detail.","The downloadable GA illustration is independently authored conceptual geometry, with no scale or manufacturer dimensions. Use the official CAD source for the exact layout."],"readingNotes":["Use the ESD-202 details for its frame section and selected opening size.","Nominal wall opening area is not the effective free area for airflow calculations."],"drawingChecklist":["Confirm ESD-202 and selected size.","Coordinate frame anchorage and perimeter sealing.","Keep drains clear and identify screen access."],"distinction":"Nominal wall opening area is not the effective free area for airflow calculations.","facts":[{"label":"Manufacturer","value":"Greenheck"},{"label":"Model / housing family","value":"ESD-202"},{"label":"CAD selection","value":"ESD-202"},{"label":"Illustration","value":"Original conceptual GA; unitless, not a manufacturer outline"}],"references":[{"sourceId":"ga-expansion-greenheck-esd-202-louvers","relevance":"Manufacturer identity and available drawing route; exact file identity is recorded in the linked CAD entry."}],"related":["ga-ventilation-intake-louver","ga-industrial-ventilation-fan"],"artwork":"edu-object-greenheck-esd-202-louvers","publishedOn":"2026-10-29","updatedOn":"2026-10-29","provenance":"independent-public-research","plainEnglish":{"title":"What it does","introduction":"A louver provides an air opening with blades that help manage weather entry or airflow according to its design. It does not move air by itself.","example":"On a switchroom exterior wall, a selected intake louver can admit ventilation air while providing the specified weather protection.","drawings":"Use the selected manufacturer's drawings to check the equipment's size, mounting points and cable connections. The layout helps you plan where it fits and how it can be reached for maintenance. An illustrative 3D preview does not establish product dimensions or required clearances.","terms":[{"name":"Schematic","meaning":"A drawing showing function and connections rather than physical appearance."}],"diagram":"flow","steps":["Outside or room air","Louver opening","Ventilation air path"],"caption":"A simplified explanation of how this item works. It does not show terminal wiring or an operating procedure.","sources":[{"label":"Greenheck ESD-202 drainable louver official drawing source","url":"https://www.greenheck.com/resources/drawings/louvers"}],"profileId":"louver"},"url":"https://eloragrid.ai/objects/greenheck-esd-202-louvers","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/equipment-preview/greenheck-esd-202-louvers","scope":"Equipment preview: manufacturer drawing where available, otherwise a 3D thumbnail. Original object icon exports are removed."},"drawings":[],"sources":[{"id":"ga-expansion-greenheck-esd-202-louvers","title":"Greenheck ESD-202 drainable louver official drawing source","publisher":"Greenheck","url":"https://www.greenheck.com/resources/drawings/louvers","type":"manufacturer","scope":"Model identity and mechanical CAD selection. No reproduction of manufacturer graphics.","checkedOn":"2026-10-29","reuse":"link-only","relevance":"Manufacturer identity and available drawing route; exact file identity is recorded in the linked CAD entry."}]}