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Outdoor Ventilation StandardINDEPENDENT RESEARCH BODY OVS-H1 : 2026 · ed. 1.2

TOOLS

Interactive Tools & Diagrams

Physics-based visual tools for understanding and sizing outdoor BBQ ventilation. CFM calculator, wind deflection, failure modes, hood geometry, and more.

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Capture Demonstrator

An interactive model of plume capture over an open-air grill. Move the mounting height, hood width, …
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Outdoor Range Hood CFM Calculator

Physics-based calculator for the exhaust airflow (CFM) an outdoor range hood needs, from cooking …
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Plume Width by Height

How the plume capture diameter grows from cooking surface to hood height for the papers' reference …
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Wind Deflection Trajectories

Side-view diagram of how crosswind bends the buoyant cooking plume at each mounting height, from …
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Hood Geometry Comparison

Side-by-side capture comparison of hood widths and mount types over the same grill in wind, showing …
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Velocity Decay Curves

Centerline velocity decay of the cooking plume from the cooking surface to hood height, computed …
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Side Panel Effectiveness

Capture with and without side panels across the wind range: on a 48-inch island hood at 8 mph, …
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Indoor vs. Outdoor Ventilation Comparison

Why indoor ventilation assumptions fail outdoors: wall confinement, pressure-assisted capture and …
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Heat Release Rate Comparison

Total and convective heat release for the eight RB-001 reference cooking sources, and the plume …
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Grease Aerosol Deposition Pattern

How droplet size sets where escaped grease aerosol lands: Stokes settling velocity and …
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Failure Mode Taxonomy

Reference card classifying the six failure modes of outdoor BBQ hood installations, with root …