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Originally Posted by Bertie1974
Just been on this site and it says that the cold frame is UV resistent. Are there any that allow the UV to pentrate therefore being beneficial to the tortoise. Or am I being stupid and that's the intention of the coldframe. 
Sam x x |
Hi Sam,
We had a thread on this a long time ago, and maybe Egyptian Dan will come in with the answer, but my recollection is that nothing lets UVB through except acryllic, and it is very expensive.
Nina