Beckett's Waterfall Foam Sealant forces your waterfall to bend to your will! This easy-to-use black foam seals up gaps under waterfall stones, forcing water to flow over the top like you always intended.

• Use for filling, bonding and sealing waterfall stones
• Easy-to-use dispenser tube
• Completely fish safe

The foam comes out black, which makes for easy hiding under and around rocks.

Always read all safety, storage and usage instructions before using.