MR Bonding Mortar - Coralline

MarcoRock's Bonding Mortar is color matched perfectly to MR rock types. Reef safe and trusted by the reefing community to bond rock work safely and effectively. The kit comes with everything needed to ensure the ultimate underwater bond. If you do not need the entire batch, simply rinse the bucket and put the rest back, put the lid on and store in a cool dry place. Product sets in 20 minutes so it is best to be mindful of amount mixed. Key Features and Important Notes 5LB Mixing Kit Color: Coral