Soundproof doors - requirements, manufacturers & prices


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Soundproof doors - requirements, manufacturers & prices

The noise disturb many people. Whether cars, children, construction noise, loud music, whether at home or at work, no one likes noise. At least in your own four walls you want to have your peace.
Sound-absorbing measures ensure that you have your peace of mind at home and can relax. Acoustic doors contribute to their part. However, they only bring something if at the same time walls, ceilings and windows are also sealed. A measure alone usually does not bring much or nothing.
Requirements for a soundproof door
According to DIN 4109, there are recommendations as to which requirements for airborne sound insulation are placed between two rooms. Among other things, it states that for housing noise protection class I applies. For rooms between which a door is located and for doors that lead from the hallway or the stairwell in corridors and floorboards of apartments, one assumes 5 dB, which may penetrate. The sound insulation index is determined during a test.
Soundproof doors
Important in the construction are the mass and the bending stiffness of the sandwich construction of the door leaf. One differentiates one and two-shell structures. Single-leaf door panels usually have inserts made of chipboard, hard wood fiber boards, hardboard plywood or tubular chipboard. The best are tube chipboard, because the horizontally extending tubes can be additionally filled with sand... The mass of the door can be increased by thin lead or heavy plastic plates.
The sound insulation values ​​of these doors are between 25 and 35 dB. Bivalve door leaves have better values. They are between 35 and 45 dB. The door leaves are thicker though.
But they weaken the sound when penetrating but good. The door leaves consist of
two trays with the largest possible mass and a filling, e.g. from mineral wool. Of course, the best door is of no use if it is not optimally installed. The gap between the door and the floor must be tight. Important are therefore elastic deflections in the door seal and a good pressure effect. The sealing pad must be as wide as possible.
Manufacturer
Companies that produce ordinary doors usually also provide soundproof doors, at least those needed for normal homes. Who now needs a specially insulated door, e.g. If a recording studio is to be set up in the hobby cellar, it may have to turn to a company that builds noise protection doors for industrial use.
Sound-absorbing Hörmann soundproof doors up to a sound attenuation value of -53 dB provide e.g. HaBeFa.de - SITEBAH Sicherheitstechnik und Bauelemente Handelsges. mbH. In addition, metal construction companies and as mentioned normal door manufacturers also provide soundproof doors or they know where to get them. On the Internet you will find numerous providers. There you can catch up on various offers.
Prices
Decisive for the price is the degree of sound insulation. If you want to dampen only the noise from the hallway of a multi-family house, you need a different door than if you want to let the noise of the machines at a factory hall to escape outside. A really good soundproof door can cost 3,000 euros. The doors, which are used in multi-family houses as apartment doors, but are cheaper. However, if you really want to emphasize that you can not eavesdrop on normal conversations behind your apartment door, you should buy a high-quality door and above all have it installed correctly, because most of the noise penetrates through the doorways.

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