66353 - Metacaulk Fs Collar 2" - Rectorseal CROWN P/N: 21316 (WW SAYS

CROWN P/N: 21316 (WW SAYS 6" NOT 5 1/2")

and sewage disposal systems

Superheat/Subcooling: Automatically calculates and displays superheat and subcooling values

Replacements: Can replace models like Crown CA391 and Eclipse 13312-1

66353 - Metacaulk Fs Collar 2" - Rectorseal CROWN P/N: 21316 (WW SAYSRectorseal 66353, 2" METACAULK FS COLLAR Product Details Metacaulk Pipe Collars are prefabricated for open closed through penetration firestop systems with 11 2 6" (38 152 mm) plastic pipe. Easy lock mechanism assures easy install. Collar design greatly cuts time expense compared to competitors' collars. Features Economical and Easy Installation saves on labor cost 25% reduction of installation time and No Measurement of Material required Highly