Rectorseal Metacaulk 9" X 9" Fire Rated Putty Pad
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Rectorseal Metacaulk 9" X 9" Fire Rated Putty Pad

$8.69
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Rectorseal Metacaulk 9" x 9" Fire Rated Putty Pad The Rectorseal Metacaulk 9" x 9" Fire Rated Putty Pad is a one-component, fireproof putty pad designed for electrical boxes, conduit, and through-penetration firestop systems. This non-curing, moldable pad intumesces when heated, forming an insulating char that blocks the spread of flames, smoke, gas, and water. With a tested fire rating of up to 3 hours and a Sound Transmission Class (STC) rating of 60, these fire pads for electrical boxes ensure compliance with building codes while adding critical protection to rated assemblies. Key Features Size: 9" x 9" pad, 1/8" thick Fire Performance: Rated up to 3 hours (ASTM E 814, UL 1479, ULC/CAN4-S115-M) Sound Rating: STC 60 with only one pad needed for 1–2 hour ratings Material: Moldable, non-curing putty that intumesces under heat Code Compliance: Required in rated partitions when box separation is under 24" Durability: Resists moisture, vibration, and extreme temperatures Safety

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