Greenpatch 421 (Pint)

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  • Regular price $5.75
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Greenpatch is a wet, high-temperature, air-setting bonding mortar for hard and soft bricks, and is rated to 3200°F. It is a good coating material as it won't crack. Use it for thicker joints up to 2". May have success in patching gaps.

NOTE: Do not use on interior kiln lids.

One Pint.