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Frequent Ask Questions  

Questions:
  How much material do I need for a repair?
  How fast does the polyurea joint fill cure?
  What colors are available and can you match colors?
  What about mixing and warming the polyurea joint fill?
  Can I coat over the polyurea joint fill with other products?
  What is the reason the polyurea joint fill did not cure?
  How much polyurea joint fill do I need to fill a floor joint?
  What else can be done with polyurea?
  How long does it take to get a pump once I order it?
  What grade of dry silica sand can I use?
  Can I use this material to repair exterior concrete?
  Why did the product swell while it was curing?
  What products can I dispense with this pump?
  Can you modify your pump to fit my needs?
  Why did the material not set up in the joint?
  How much sand should I mix with the Spall material?

Question: Why did the product swell while it was curing?
 
Answer:
There was excessive moisture present either in the aggregate added to the Spall material or in the substrate being repaired. You can sand the cured Spall repair flush with the surface, however, it is best to minimize moisture before use.
 
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