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The Key Role of Linear Smoke Ventilation Skylights in Fire Safety and Daylighting

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Fire safety and the production environment are equally critical for industrial buildings. Linear smoke ventilation skylights serve as a reliable "lifeline" in emergencies and an energy-efficient "daylighting expert" in daily operations.

I. Smoke Ventilation in Fire Safety

During a fire, the greatest danger often comes not from the flames themselves, but from intense heat and dense smoke. The core mission of a linear smoke ventilation skylight is to open rapidly in such situations, creating an effective "chimney effect." Upon receiving a fire signal, the skylight can be electrically (or pneumatically) activated for rapid opening, swiftly expelling hot smoke and toxic gases that accumulate near the roof of the building. This effectively slows the spread of fire, buying invaluable time for occupant evacuation and firefighting efforts. Timely smoke ventilation helps maintain visibility inside the building, preventing people from becoming disoriented due to poor sightlines and ensuring that evacuation routes remain usable.

The design of these skylights typically strictly complies with national standards such as the *Technical Standard for Smoke Control Systems in Buildings*. Their smoke venting area can be precisely calculated, making them a mandatory feature for meeting fire safety inspections and ensuring the compliant operation of industrial facilities.

II. Daily Daylighting

In daily operation, linear daylighting skylights play a role in introducing natural light. Through strategic placement, the skylight's daylighting panels (often made of high-transmittance FRP daylighting panels or polycarbonate sheets) can channel natural light deep into the interior space. This significantly reduces the need for artificial lighting during daytime hours, directly lowering electricity consumption and yielding substantial long-term energy savings.

Consistent, uniform natural lighting effectively minimizes dark spots within the interior, reduces visual fatigue among workers caused by prolonged exposure to artificial light, and enhances overall comfort and productivity.

In summary, linear smoke ventilation skylights deliver crucial smoke extraction performance in the event of a fire while providing the benefit of natural daylighting for everyday use.
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