First Layout, foamboard and Grassmat installation question

thomasward00 Sep 28, 2013

  1. thomasward00

    thomasward00 TrainBoard Member

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    I'm in the process of setting up my first layout, I had a custom table built, I figure that I would adhere the foamboard to the table with Caulk. What is the best way to adhere the grassmat to the foamboard? I won't be adding any hills, just grass, plants and buildings.. I'm keeping it simple but nice for my first layout.


    Thanks in advance.
     
  2. David K. Smith

    David K. Smith TrainBoard Supporter

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    First, I must ask what product you refer to when you mention "foamboard." Do you mean extruded foam insulation board from a home improvement center? If instead you're referring to Foamcore, which is a product available at craft stores that consists of paper laminated onto both sides of a thin sheet of foam, I would not use this product. The paper will swell and warp if it gets wet, and it's not all that durable.

    At any rate, if it was me, I would not use caulk. Instead, I'd use heavy-duty spray cement. The bond is more than strong enough, and permanent (I speak from experience), not to mention almost instantaneous. Then, if you really want to use a grass mat (as opposed to taking a crack at trying your hand at some simple scenery), I'd adhere the grass mat to the foam with spray cement as well.

    Best of luck with your first layout!
     
  3. thomasward00

    thomasward00 TrainBoard Member

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    It's the foam insulation from Home Depot, also since this is a fairly nice table, I don't want to destroy it and may also want to start fresh eventually, is there a product that will allow the foam to adhere to the table, but would also be fairly easy to throw the old foam layout away and start over.
     
  4. David K. Smith

    David K. Smith TrainBoard Supporter

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    Assuming the foam is 2 inches thick and the layout isn't too big, I might simply build the layout on the foam, and not attach it to the table at all. It's rigid enough to support the layout on its own. You can fix it in place on the table so it won't shift around with a couple of strips of carpet (double sided) tape.
     
  5. JimJ

    JimJ Staff Member

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    I agree. I had a previous 4x8 on 2" thick foam board and it Judy sat on a table. I used Liquid Nails for Projects to glue 1x3s around the edges to keep it fairly rigid. This worked very well. I then raised the layout up with milk crates to a nice[​IMG] operating level.
     

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