(6)-SELKIRK RV 4 In. x 4-3/4 In. x 9-1/2 In. Gas Vent Collar 104460

May be used as firestop for openings in floors, ceilings and walls. C = 2-3/8". Size refers to the inside diameter of the pipe or fitting. The outside diameter of RV is approximately 1/2" larger. Type B gas vent. 

SpecificationDescription
Size4"
A Size4-3/4"
B Size9-1/2"
C Size2-3/8"
MaterialGalvanized Steel
Temperature Rating550 F
GradeUL Listed

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