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4" Diameter, Firestop - 4" RV Round, Galvanized Selkirk Metalbestos Gas Vent - 4RV-FS
Selkirk$52.724RV-FS is a 4" Diameter, Firestop for 4" RV Round, Galvanized Selkirk Metalbestos Gas Vent. Model RV features Lock-Tab locking system which provides 360 degree flexibility while maintaining security. Aluminum inner liner and galvanized outer wall heats...