Soundproofing 1 wall

Hi,

I moved into a Victorian terrace last week and have found that my neighbour seems to stay up talking all night in the room next to my bedroom. We want to get the wall sound proofed so we can get a good nights sleep. Does anybody know what the cost should be roughly for 1 wall and any recommendations on certain products etc? I am Manchester based & the wall is just over 11 feet by just under 9 feet high. I have no idea what costs should be and am struggling to find out online.

Thanks in advance.

Comments

  • Furts
    Furts Posts: 4,474 Forumite
    Sound is killed by mass - think of dense material which absorbs it. For example, an additional dense plaster coat may help.

    But sound also gets through the smallest gaps. You may have sound coming under the skirting, through the floorboards, past the flanking junction, through at ceiling level, above the plaster board, you might have open joints in the wall or hollow areas, your wall may have been dry lined at some stage, it may only be a stud partition dividing up an old larger Victorian room, there may be electrics chased into the party wall ...the list goes on. Basically, it is difficult to say where it coming through.

    Hence you need a competent person, or builder, to guide you through the scenarios and then you can get an idea of the cost. Nobody will be able to give you a definite answer, and some works will be more successful than others. You simply need to tick as many boxes as possible and the end result will be a quieter room. But noise levels may never reach your level of satisfaction because different people regard matters differently.
  • wrightk
    wrightk Posts: 975 Forumite
    edited 11 November 2015 at 3:39PM
    sound 'proofing' is pretty much impossible (it is possible but to get that you would have to be in an anechoic chamber.not nice being able to hear your own blood running through you!) you want to reduce it as much as possible. the science behind sound waves isnt too complicated.everything is about reflections,our own voices sound the way they do because of how the sound is bounced back to us.
    deal with the wall against your neighbour first.then look at your rooms layout. square room?worst for dampening out sound.sound waves come in,bounce off the wall and back and create 'standing waves' which actually amplify the noise!
    you need to create as many reflections as you can in corners,ceilings and floors etc so the sound can be bounced off in other directions and broken up rather than back,forward,back,forward!

    Its more difficult in a home environment but in practical terms things that might help are;wall cupboards with clothes/spare bedding in,corner shelving/storage units filled with items.thick carpets with a good underlay.if you can afford it have the internal neighbour facing wall studded out with thick insulated plasterboard.your aim is to make the room less square and more like a octagon

    hope this helps
    Even a stopped clock tells the right time twice a day, and for once I'm inclined to believe Withnail is right. We are indeed drifting into the arena of the unwell.
  • brightontraveller
    brightontraveller Posts: 1,379 Forumite
    edited 11 November 2015 at 6:14PM
    [FONT=&quot]Material £100 – £300 (Depends on class O thickness it not cheap ?) per meter square, Labour two three days £500 to £1000 You can add subtract to suit budget [/FONT]
    Materials
    Soundproof plaster
    *Gyproc Soundcoat Plus
    http://www.british-gypsum.com/products/gyproc-soundcoat-plus
    Timber/metal stud frame
    Available any builders merchant
    Acoustic Insulation *infill frame
    Rockwool RWA45
    http://www.building-supplies-online.co.uk/rockwool-rwa45-acoustic-insulation-slab.html?utm_source=googlebase&utm_medium=datafeed&utm_campaign=google-shopping&gclid=CM7DqM-oiMkCFWvlwgodowoMOQ
    Resilient bars
    http://www.builderdepot.co.uk/resilient-bar-50mm-x-3000mm.html?gclid=CKqG4t7eiMkCFQgFwwodN74FTg
    Soundproof plasterboard
    http://www.wickes.co.uk/Knauf-Sound-Panel-Tapered-Edge-2400x1200x12-5mm/p/224657
    Class O acoustic foam
    http://www.par-group.co.uk/health-and-safety/sound-proofing/polyurethane-class-o-acoustic-foam/
    Acoustic Intumescent Sealant
    http://www.insulationexpress.co.uk/Product.asp?gclid=CK2S1prsiMkCFWT3wgodF4sAIQ

    Optional

    Acoustic Socket & Service Boxes
    http://www.soundreduction.co.uk/Products/Soundproofing-For-Walls/Acoustic-Socket-And-Service-Boxes/Installation-Guide/
    Greenglue
    http://www.greenglue.co.uk/
    Damping/Vibration Pads( for fixing stud top rail and base rails to ceiling .floor etc )
    http://www.polytechinc.com/damping
    Breathable Membrane
    http://www.just-insulation.com/002-brands/tyvek-housewrap-breather-membrane-for-walls.html
    Soundproofing Sheets
    http://www.ikoustic.co.uk/product/impactalayplus
    Method
    Soundcoat Plus on wall, Air gap, Stud wall , (*seal edges top rail and base rails that meets ceiling floor) Acoustic Insulation gaps in stud, Resilient Bars,
    Plaster Board (*seal edges with Acoustic Intumescent Sealant), Class O acoustic foam(*seal edges) , Greenglue, Plaster board (*seal edges) Some prefer to swap plasterboard, class o foam order add breathable membrane to stud wall etc

    But really depends on what sound is airborne *voices tv etc or impact walking banging etc ,One wall solution for installation as you describe the above works but most effective is 4 wall ceiling and floor, followed by 3 wall ceiling and floor 2 wall etc

    Ceiling pretty much same as walls, Floor timber fill gapes between joist, Acoustic Insulation, Class O foam Relay floorboards acoustic underlay/ some use soundproofing sheets * sandwich of plyclass O, breather membrane etc on exiting floor (*seal edges) Some prefer class O on existing floorboards ply/ laminate floor on top of that, Concrete same but no Acoustic Insulation,,, By far cheapest option is ear plugs

    :rotfl:
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