Metacaulk 3G-OTH-554415 — Technical Specifications

Name: Metacaulk 3G-OTH-554415 METACAULK Firestop Sheet: 1.81 in Overall Lg, 0.25 in Overall Wd, 3 hr Fire Rating (MPN 66366). Key specifications — Color: Black; Usage Location: Electrical Box; Fire Rating: 3 hr; Brand: METACAULK.
Brand: Metacaulk

The METACAULK Firestop Sheet (MPN 66366) is a black firestop gasket designed for electrical box usage, with a 1.81 in overall length and 0.25 in overall width. It provides a 3-hour fire rating, offering a compliant solution for sealing electrical enclosures against fire spread.

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Technical Specifications

Parameter	Value
Brand	METACAULK
Color	Black
Overall Wd	0.25 in
Fire Rating	3 hr
Usage Location	Electrical Box
Manufacturer Part Number	66366