Find The Best Rebated Drop Down Seal For Your Needs

Drop down door seals contribute to the effectiveness of fire doors by preventing the passage of smoke and flames underneath the door, particularly in cases where there is a significant gap that exceeds regulatory standards.

While these seals are available in both rebated and surface-mounted options, our focus in this blog is specifically on rebated drop down seals.

We will discuss how they work, highlight their key features and benefits, and explore and compare the various models available within our comprehensive range at Fire Seals Direct.

What is a Rebated Drop Down Door Seal?

A rebated drop down door seal is fitted into a groove (or rebate) at the bottom edge of a fire door. When the door is closed, the seal is activated and automatically drops down to form a tight seal against the floor, effectively stopping the spread of fire and smoke.

Benefits

While their primary function in fire doors is to contain fire and smoke, rebated drop down door seals offer additional benefits:

• Acoustic Insulation: They can significantly reduce noise transmission between rooms. This is particularly beneficial in settings where privacy and quiet are important, such as offices, hospitals, and schools.
• Energy Efficiency: By providing a tight seal at the door's bottom edge, these seals prevent drafts and heat loss, contributing to lower energy consumption and utility bills.
• Pest Control: They act as a barrier against insects and small pests, helping to maintain a cleaner environment.

Application

As rebated drop down seals are tucked away within the door itself, they are an excellent choice for high-traffic environments such as schools, hospitals, and residential corridors where doors are frequently bumped or kicked. This contributes to the door’s longevity  thereby reducing the need for replacements over time.

Additionally, these seals are suitable for wheeled traffic, such as wheelchairs and hospital beds, making them versatile and practical for various settings.

Their installation inside the door ensures a sleek aesthetic finish, maintaining the overall appearance of the door. 

Rebated drop down seal models

We stock a large range of rebated drop down door seals from well-known brands such as Lorient, CCE and Norseal.

Lorient

LAS8001

Our best-selling rebated drop down seal due to its high efficiency mechanism and heavy duty design.

Maximum drop: 13mm

Trim length: Up to 100mm

Acoustic rating: Up to 39 dB

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LAS8005

A slimline seal that is proven to be highly durable. Simple to adjust to suit varying door gap requirements.

Maximum drop: 13mm

Trim length: Up to 100mm

Acoustic rating: Up to 33dB

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LAS8007

A heavy duty seal with dual internal fins to enhance acoustic and smoke containment performance.

Maximum drop: 15mm

Trim length: Up to 100mm

Acoustic rating: Up to 39dB

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CCE

Superior

Fire tested to 120 minutes, the Superior is a quality model that accommodates threshold gaps up to 17mm.

Maximum drop: 17mm

Trim length: Up to 150mm

Acoustic rating: Up to 48dB

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Trend

A simple, cost-effective seal which is small in its dimensions and easy to install.

Maximum drop: 14mm

Trim length: Up to 200mm

Acoustic rating: Up to 39dB

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Norseal

NOR810

A German made model that is well-known for its acoustic properties, providing up to 51dB sound protection.

Maximum drop: 20mm

Trim length: Up to 100mm

Acoustic rating: Up to 51dB

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How we can help

At FireSealsDirect, we maintain a large stock holding of drop down seals sourced from reputable manufacturers. Our selection ensures we offer solutions suitable for all fire door scenarios.

Should you need any help or guidance when choosing the right products for your fire door project, do not hesitate to contact our expert technical team at [email protected] or call 02920 857 959.