The everbuild aquatr aqua mate sealant is a transparent high modulus acetic cure 100 silicone sealant and adhesive designed specifically for aquarium manufacture so if you own or manufacture aquariums you should own everbuild aquatr aqua mate as this 100 fish safe formula can help you save time and money and even your beloved fish everbuild aquatr aqua mate conforms fully to iso 11600 g class 20 lm