Selkirk 4-in-Dia Steel B Vent Firestop Gas Water Heater Item #5219393 | Model #FMOS184LBF Water Connection Size

Water Connection Size

11021392010

The high performance premium ceramic grain cuts faster

FTFB4000FS1

Includes a cable cutter

Selkirk 4-in-Dia Steel B Vent Firestop Gas Water Heater Item #5219393 | Model #FMOS184LBF Water Connection SizeSelkirk type B gas vent pipe and fittings for residential, commercial and industrial applications. Used to protect combustible materials where the pipe passes through a ceiling or wall This item has been fully tested and listed per UL 441 for installation in single and multi story buildings in accordance with the standards of the national fire protection association Used as a firestop Lifetime limited warranty Limited lifetime warranty Tested and