66616 - Fire Stop METACAULK 10.3 OZ 350I - 12PK - Rectorseal Connection Type: 7/8" ODS (Outside

Connection Type: 7/8" ODS (Outside Diameter Solder)

Protection Ratings: Single surges: up to 60

Ideal for: Installing fresh air intakes in residential or light commercial HVAC systems

or using low or high-pressure sprayers

66616 - Fire Stop METACAULK 10.3 OZ 350I - 12PK - Rectorseal Connection Type: 7/8" ODS (OutsideThe RectorSeal 66616 Metacaulk 350I (10. 3 oz Cartridge, 12PK) is a general purpose, intumescent firestop sealant designed for use in construction joints and penetrations in fire rated walls and floors. Product Overview: SKU: 66616 Size: 10. 3 oz per cartridge Pack Size: 12 cartridges per case Color: Red Form: Water based, non sag caulking grade Features: Fire Rated: Certified for 1, 2, and 3 hours per ASTM E814 (UL 1479), UL 2079, and ULC S115