Priming Ply

Discussion in 'Subfloor Preparation' started by Spacey, Feb 27, 2018.

  1. Spacey

    Spacey Super Moderator Staff Member

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    What primer are you using to prime plywood prior to laying a smoothing compound?
     
  2. Rugmunching

    Rugmunching Well-Known Member

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    Mainly p131
     
  3. Spacey

    Spacey Super Moderator Staff Member

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    What ratio or neat?
     
  4. merit

    merit Well-Known Member

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    VD neat


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  5. Rugmunching

    Rugmunching Well-Known Member

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    Usually 1:3 and sometimes a 2nd coat depending
     
  6. Spacey

    Spacey Super Moderator Staff Member

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    Any more takers ?????
     
  7. Busylay

    Busylay Well-Known Member

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    Eco prim t , 1-2 or eco prim grip
     
  8. Rugmunching

    Rugmunching Well-Known Member

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    Come on then jedi....tell us we're doing it wrong :rolleyes:
     
  9. Rugmunching

    Rugmunching Well-Known Member

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    Or some of us....
     
  10. Neilydun

    Neilydun Well-Known Member

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    Whatever it says on the bag
     
  11. dazlight

    dazlight Super Moderator

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    I use Uzin 630 now. Great primer and fills in any holes or joints.
    F ball prime and fill does the same job.
     
  12. Spacey

    Spacey Super Moderator Staff Member

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    Finally
     
  13. Spacey

    Spacey Super Moderator Staff Member

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    These new type cement based primers are great and about time as well

    I can’t understand why anyone is priming ply with acrylic type primers mixed with water ?
    Wood and water don’t mix
    If anything neat and only a fine coat put on with a roller from a tray not poured directly on to the ply
     
  14. Roidsey

    Roidsey Well-Known Member

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    Might be stupid question but why ply then screed guys
     
  15. Spacey

    Spacey Super Moderator Staff Member

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    Sometimes it’s necessary if a subfloor is bad or a mish mash of levels or It’s to take Amtico
     
  16. Roidsey

    Roidsey Well-Known Member

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    What' different about amtico
     
  17. Rugmunching

    Rugmunching Well-Known Member

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    ....always done it, will continue to do it until it says 'on the tin' I can't do it then I wont do it. You've done it yourself spacey hence why you put the 'neat' part in your last reply. Do you spend every evening fault finding :rolleyes:
     
  18. merit

    merit Well-Known Member

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    You can’t prime most plywood’s if you mix the primer with water or the crappy veneer will bubble off. Unfortunately you get a similar issue when using feather finish. Decent ply is a must


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  19. merit

    merit Well-Known Member

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    Theres a lot more water in your levelling compound than your primer too


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  20. merit

    merit Well-Known Member

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    Another reason for a decent primer and ply


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