Metacaulk Firestop Pillows are made for use in large openings with cables, cable trays, blank openings or multiple penetrating items. They prevent spread of flames/hot gas through openings. They are reusable & can be removed/reinstalled if needed.

Features

• Highly intumescent and Form a very strong char when burned
• No wire mesh required in certain installations and Easy to install – no tools and no cure time required
• Cost effective and Versatile
• Two sizes