Rectorseal 30-Ounce Cartridges Metacaulk Mc 150Firestop Sealant - $150 obo

Details:

12pc per case... multiple cases available!!!
Product Description
Metacaulk MC 150+ is an in tumescent, one-component, general purpose, fire-rated sealant and smoke seal for construction joints and through-penetrations. A water-based, non-sag caulking grade sealant that is easy to apply as well as to retrofit. An economic choice for most common applications.

From the Manufacturer