converting garage into utility room.

Discussion in 'Builders' Talk' started by saints74, Jun 30, 2015.

  1. Mr. Handyandy

    Mr. Handyandy Screwfix Select

    Here's one ...

    "In the Building Regulations Garages are
    separated into attached and detached.
    An attached garage is treated in a similar
    fashion to an extension but not all the
    Regulations apply. This is because the
    garage is not intended for habitable
    accommodation, eg, there is no requirement
    for thermal insulation; however like other
    extensions a garage is required to be
    structurally sound and have a proper drainage
    system.
    In respect of fire safety for attached garages,
    if there is a connecting door between any
    garage and the dwelling it should have 30
    minutes fire resistance and be self-closing.
    This opening should incorporate a min. step
    of 100mm between garage and dwelling."

    Mr. HandyAndy - Really
     
  2. Mr. Handyandy

    Mr. Handyandy Screwfix Select

    NHBC
    Q Can I provide a sloping
    floor to an integral garage
    instead of a 100mm step
    in advance of the new
    regulations coming into force?
    A Yes, you may choose to do
    this, provided a FD30S self
    closing fire door is provided
    between the garage and the
    house. The floor should slope
    towards the vehicle doorway.
     
  3. chippie244

    chippie244 Super Member

    What has that got to do with the height of a brick and 2 mortar courses?
     
  4. Mr. Handyandy

    Mr. Handyandy Screwfix Select


    Nothing. But Phil asked how would you get 100mm!

    Fortunately, the builder put 25mm of mortar under the doorstep! :)

    Mr. HandyAndy - Really
     
  5. chippie244

    chippie244 Super Member

    You've put that spade down then Handy, or was it a shovel?
     
  6. saints74

    saints74 New Member

    Just a quick question, I was planning to build a stud wall to divide the garage up before installing the new floor, I was going to put a strip of dp under the timber and then screw to the floor,would that be sufficient to stop any damp? Cheers
     
  7. Looking forward to replies as I've always wondered about this! I mean, the DPC will certainly stop damp in its tracks, but then you drive screws through it?

    What would peeps do here? Would using an adhesive be a way to go? (Guess which one I'd be recommending...)
     
  8. mr moose

    mr moose Screwfix Select

    I would be inclined to raise the timber on some plastic blocks as well so there is a bit of an air gap.
     
  9. saints74

    saints74 New Member

    Sounds a good idea, I've got some 10mm plastic packers, cheers
     
  10. saints74

    saints74 New Member

    Hi again, I've built the stud wall to split the garage and laid the new floating floor using quintherm and chipboard. I have some of the floor insulation left,can I use this to insulate the stud wall? If so do I need to put a dpm next to the plasterboard and also does the board on the remaining garage side need to be fire rated? Sorry for the long post. Thanks
     
  11. CGN

    CGN Screwfix Select

    Ok to use insulation. Skimmed PB has 30 min fire resistance.
     

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