Rectorseal 66331 20-Pound Pail Metacaulk Fire Rated Mortar
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<b>[Product Information]</b><br>
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<li>It is a specially formulated rapid hardening gypsum/cement compound</li>
<li>When mixed with clean water, it sets without shrinking and can form a rigid, gas tight, fire resistant seal</li>
<li>Can be used with power cables, fiber optic, telephone cables</li>
<li>Recommended for use with aluminum or steel cable trays, as well as EMT, copper, steel, or black iron pipe</li>
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