Double Wall, Round Pipe, 4 in x 18 in L
Item #: 4RD-18
MFR #: 4RV-18
Double Wall, Adjustable Flashing, 0 - 6/12 Pitch, 4.5 in
Item #: 4RD-AF
MFR #: 4RV-AF
Double Wall, Adjustable Pipe, 4 in x 12 in
Item #: 4RD-AJ12
MFR #: 4RV-AJ12
Double Wall, Adjustable Elbow, 4 in x 90 Degree
Item #: 4RD-90
MFR #: 4RV-90
Double Wall, Increaser, 4 in to 6 in
Item #: 4RD-I6
MFR #: 4RV-I6
Double Wall, Flexible Gas Vent Connector, 4 in x 36 in L
Item #: 4DWC-3
MFR #: 4DWC-3
Double Wall, Adjustable Elbow, 4 in x 45 Degree
Item #: 4RD-45
Double Wall, Storm Collar, 4 in
Item #: 4RD-SC
MFR #: 4RV-SC
Double Wall, Flexible Gas Vent Connector, 4 in x 60 in L
Item #: 4DWC-5
MFR #: 4DWC-5
Double Wall, Round Pipe, 4 in x 48 in L
Item #: 4RD-48
MFR #: 4RV-48
Double Wall, Draft Hood Connector, 4.5 in x 4 in L
Item #: 4RD-DH
MFR #: 4RV-DH
Double Wall, Flexible Gas Vent Connector, 4 in Diameter, 2.5 ft - 5 ft Flex
Item #: 4EFC5