Home Lifestyle Home Improvement What are Fire Rated Door Louvers?

What are Fire Rated Door Louvers?

It is essential to know how to prevent the spread of a fire in the case of a fire-related emergency. So how will you prevent the fire from spreading? The answer is a fire-rated door. If your kitchen catches fire and all the doors are closed, it will take longer for the fire to spread to the dining table and break room.

Why Use Fire Rated Door Louvers?

louvers pdf
Download the entire catalogue (PDF: 1.2MB / 4 pages) – KNCROWDER

Fire-rated doors slow or restrict the spread of flames, smoke, and radiant and convective heat. Louver doors are inner doors often used as bi-fold doors on small wardrobes or as statement sliding doors to create privacy between a bedroom and a bathroom. Louvers are a door’s horizontal pieces covering all or part of it.

Louvre blades are the most crucial part of the door. The louver Blades let air flow among them and keep out things that shouldn’t be there. The blades of a louvre will determine what it can do.

How do fire-resistant shutters work?

Doors and windows are the most critical items to look out for in the case of a fire. Not only what doors or windows the people can use to get out, but also which doors and windows will stop the fire from spreading and the danger it brings. Having doors that stop or slow down the fire saves lives and gives everyone time to get out.

Even doors with louvers for air and light may assist put out a fire on their own. It can achieve by using fire-resistant materials, cores, and louvres.

knc door louvers

Fire-rated Louvers are used in fire-rated doors and dampers to protect against fires passively. A Louver is an angled slat or flat strip that regularly hangs in a shutter, screen, or door to let light and air through. If the Louver doesn’t have a soft carbon intumescent strip, the flames can also get through in case of a fire.

A fire-rated Louver comprises a soft carbon strip that burns away when it gets hot. High-quality acrylic tape that sticks to itself uses to attach the strip to the Louver. When the strip is heated, the flammable material grows and gets bigger.

The expansion stops the fire from getting through by closing the space between the Louvers. It also breaks down the oxygen in the room where the fire is.

1900A fusible Link fire-rated Door Louver

The Door Louver 1900A is ideal for use in fire doors with a rating of up to 1-1/2 hours. Extendable Fusible Link Fire Louvers are suggested for use in rooms that need airflow but must be closed off when there is a fire.

When introduced to heat at 165°F, the fused link breaks, and the spring-loaded Louver blades close to making a fire and smoke seal that is airtight.

Types of Louvers

  • Combination louvres: Blades open partly at one static pressure level and completely at another. Made out of aluminum so that they won’t rust.
  • Stationary Louvers: Fixed louvres with angled or airfoil-shaped blades can protect from the weather and reduce noise.
  • Measuring air: The vertical blades of Louver used to measure air are far apart, so water can’t get in.

KNC Door Louver

The best materials used to make KNC Door Louvers can be designed and made to fit any architectural need.

SDL-V90

  • Steel door Louvers
  • 18 gauge rolled tool steels & frame, bird & insect computer monitor
  • All 1-3/4″ doors

SDL-FP

Conclusion

When Louvers are heated to 165°F, the spring-loaded blades close, making an airtight seal against fire and smoke. A fire-rated louver comprises a soft carbon strip that burns away when it gets hot.

This is the basic working mechanism of louvres and is very helpful in cooling towers and has a lot of benefits that help them work well over time.

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