Mapei the new NA?

Discussion in 'Subfloor Preparation' started by Pigsarse, Feb 28, 2014.

  1. Pigsarse

    Pigsarse Well-Known Member

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    Had a site meeting with mapei rep today (had a query on an expansion gap) .got gabbing as you do, and he said they where doing tests on the latex trade plan screed to see if they can put it the same class as NA. It sounded promising. It's a great screed which I've been using for sometime now . Good comp strength and bonds really good most importantly .
     
  2. pf flooring

    pf flooring Well-Known Member

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    As in over bitumen you mean? be handy if thats the case as its a lot cheaper.
     
  3. Neilydun

    Neilydun Well-Known Member

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    If you can get trade to go off. Been waiting 3 days for some to go off on site this week
     
  4. dazlight

    dazlight Super Moderator

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    It's too high compression strength so can't see how they will do that. Had it crack all over on Ashpalt a few years ago.
     
  5. Pigsarse

    Pigsarse Well-Known Member

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    Yeah I've had it crack on me a few times but it's strange coz still solid when you tap it by cracks. I also think that it's too high a comp for it to be like NA but will see what they say after tests etc.. Must admit tho I do think its solid when used with Eco prim primer, tried chip some up and it was well stuck. Never had a prob with drying times neither.
     
  6. Pigsarse

    Pigsarse Well-Known Member

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    Not sure he just said they were doing tests on it because they rate it so highly.
     
  7. Neilydun

    Neilydun Well-Known Member

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    Can`t use it on site in the winter. Basically screed, go away for a week, then come back with fingers crossed. Unless there is good airflow, and warm temp`s I find its useless for drying.
     
  8. Trimmer

    Trimmer Well-Known Member

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    Even in domestic jobs it sometimes takes longer than say stopgap200 to dry. Stopped using it at the moment. Will use it again late spring
     
  9. Spacey

    Spacey Super Moderator Staff Member

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    I used some in January it took 5 days to dry pointless using it unless its summer time. Apart from than not bad for the money but can't see it being able to be used like NA ?
     
    Last edited: Mar 1, 2014
  10. tarkett85

    tarkett85 Well-Known Member

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    Compression strength is way too high almost double NA
    ;-)
     
  11. Matt

    Matt Well-Known Member Staff Member

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    had some on test for last few years.


    ...............who said that ???? ........... ... :confused:
     
  12. Spacey

    Spacey Super Moderator Staff Member

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    What you testing ? The drying time ?
    Another year & it should be good to go :lol:
     
  13. Pigsarse

    Pigsarse Well-Known Member

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    ...............take it you lads don't like it then .............:)
     
  14. Trimmer

    Trimmer Well-Known Member

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    I like it, especially the price. I have to tell customers I need to leave it a full day to dry so can't often go back next day to fit.
    Has anyone else put a moisture meter on a new screed the next day?
     
  15. tarkett85

    tarkett85 Well-Known Member

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    Usually give 2 days to dry before fitting onto
     

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