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Re: Coretex lids was RE: riccia fluvitans as anti-jumping device?
I suggested the following for lids in an earlier post.
> Another material for lids -
> plastic light difusers sold at any hardware store...acrylic I think.
> The ones for drop ceilings.
>From responses... I think they are actually made of styrene.
Can't say I'm gonna run to the hardware store to be exact about their
About them sagging,
Have you ever seen sagging drop ceiling light panels (under normal
The light panels are 2' X 4' and don't sag.
Why would anyone think that over a smaller span they would sag.
Does 2 foot by 4 foot have some magic mathmetical property reducing the
sagging multiplier to zero?
The plastic top rim offers the same grid support as a drop ceiling rails.
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