[SML] Marley-type floor covering question.

[Dan Feith]

Generally ripples in thinner floors are caused by overstretching when they
are being installed. Thicker floors won't do that as much. I've never seen
a felt backed floor with ripples.

Dan

On Fri, Feb 12, 2016 at 2:20 PM, christopher pike via Stagecraft <
stagecraft at theatrical.net> wrote:

> My first Marley-type floor covering lasted six years.  I'm buying my
> second round.  The first covering I bought had terrible problems with
> ripples, and I want to avoid them this time.
>
> Here's the question: A very knowledgeable person at Entertainment
> Floor Systems says that the ripples happen because the air underneath
> the floor covering expands and contracts.  I respect their knowledge,
> but there is only an infinitesimal amount of air in the gap between
> the floor covering and the subfloor.  I just can't believe this amount
> of air could do that much expanding.   I recognize that the people at
> EFS are more knowledgeable than myself, but I'm having a hard time
> grasping this.  What do you think about this theory?  Could it be
> wrong?
>
> In any case, my strategy this time is to invest in an "industrial"
> electric blanket, and occasionally laying that blanket on the marley
> over night to smooth out the ripples.  Maybe this would be done once
> on a different patch of the floor each night, and rotate the patch
> around the room.  Does anything think this could work?
>
> Thanks for advise,  Chris
>
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-- 
Dan Feith
Production Manager
Kentucky Opera
203-788-4414 cell
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