From: legg@nospam.magma.ca   
      
   On Mon, 1 Dec 2025 04:07:59 -0700, Don Y    
   wrote:   
      
   >On 12/1/2025 2:56 AM, Liz Tuddenham wrote:   
   >> Don Y  wrote:   
   >>   
   >>> Something optically clear, temperature range of -40C to +60C (70C would   
   >>> better) that can tolerate daily changes of ~30C for ~20 years.  Ideally,   
   >>> adherent to a variety of surfaces but I can compensate, if necessary.   
   >>>   
   >>> And, not exhorbitantly priced (I need gallons of it)   
   >>   
   >> Rigid or flexible?   
   >   
   >Not flexible like "rubber".  Not rigid like "glass".  It   
   >should have some "give" to make it not brittle.  Yet, hold   
   >its own shape without assistance.   
   >   
   >Some of the spans I have to cover are quite large so just   
   >handling them puts stresses on it.   
      
      
   Spans need fillers for strength.   
      
   All will flow until cured, so need forms.   
      
   RL   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)