Acoustic Doors: The Sound Decision

Acoustic doors are specialized doors designed to minimize the transmission of sound between spaces. They are often used in environments where noise reduction is critical, such as recording studios, theatres, conference rooms, hospitals, industrial facilities, and residential buildings.

How Are Acoustic Doors Made?

Acoustic doors are constructed using materials and techniques specifically tailored to reduce sound transmission. Key elements include:

Core Materials:
- High-density cores, such as solid wood, mineral boards, or steel, are used to block sound.
- Some doors include layers of sound-absorbing materials like foam, fiberglass, or acoustic insulation.
Seals:
- Perimeter seals, including magnetic or compression gaskets, ensure there are no gaps around the door frame.
- Drop seals at the bottom of the door automatically seal the gap when the door is closed.
Door Leaf Design:
- Multiple layers of materials with varying densities are often used to disrupt sound wave transmission.
- Laminated panels with viscoelastic layers help dampen vibrations.
Frames and Mounting:
- The door frame is reinforced to maintain an airtight fit, often using heavy-duty materials like metal or engineered composites.
Surface Finish:
- Depending on the application, acoustic doors can have smooth finishes or additional protective coatings for fire resistance or durability.

How Are Acoustic Doors Effective?

The effectiveness of an acoustic door is measured by its Sound Transmission Class (STC) rating, which indicates the door's ability to block sound. Higher STC ratings correspond to better soundproofing performance. Key factors contributing to their effectiveness include:

Mass:
- Heavier doors inherently resist sound transmission better by dampening sound energy.
Damping:
- The use of materials that convert sound energy into heat (e.g., viscoelastic layers) reduces the transmission of vibrations.
Sealing:
- Proper sealing around the door edges prevents airborne sound from leaking through gaps.
Decoupling:
- Some doors use layered constructions that decouple materials, reducing the ability of sound waves to travel through.

The below skins are available and there a variety of veneers we can order in if you require; please contact our office.

Applications

Studios and Media Production: Ensure sound isolation for high-quality recordings.
Offices and Conference Rooms: Maintain privacy and reduce distractions.
Hospitals: Create quiet environments for patient recovery.
Industrial Facilities: Limit noise from machinery and equipment.

By combining robust materials, precision engineering, and effective sealing techniques, acoustic doors provide a reliable solution for managing sound in a variety of settings.

Doorpac manufacturers Firecore fire doors to AS1530.4-2005 & AS1530.4-2014.

The following optional extras are also available from Doorpac Australia:

Vision Panels
Air Grilles
Door Bottom Seals
Mortice Locks
Hinges
Stainless Steel Kickplates
Non-Combustible Lining

A full range of door hardware and accessories are available for your acoustic door. Visit our online store to view the full range and place your order.

Get Your Acoustic Door Quote Today!