Previous Product Next Product Calcuim Sulphate (gypsum) Categories: Additives, Beer Products Make an enquiry for this product Description Description 50g pack 1 tsp per gallon will increase water hardness by 277ppm Opens in a new window Tweet This Product Opens in a new window Share on Facebook Opens in a new window Pin This Product Opens in a new window Mail This Product Related products Quick View Quick View Beer Products, Beer YeastEscarpment Labs Liquid Yeast $13.00 Add to cart Quick View Quick View Beer Products, Beer YeastSafAle™ S-04 $6.00 Add to cart Quick View Quick View Beer Products, Beer YeastSafAle™ S-33 $4.50 Add to cart