420 Science - Resin Preventer - Rez Block Concentrate - XL - 30ml -


420 Science - Resin Preventer - Rez Block Concentrate - 30ml (XL)


Serious enthusiasts change their water daily. Just a few drops help prevent the resin from building up. It keeps our pieces clean, and our hits fresh and delicious.


  • Up to 120 uses per bottle
  • Contains fruit extracts, vegetable glycerin, purified water, citric acid
  • Won't affect taste
  • Just a few drops needed with every water change


Sizes Available: 

Mini | Regular | XL 


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