77L73 Direct Vent 4.5 / 7.5 36" Rigid Section of Secure Vent Pipe SV45L36 12DM Chimney Pipe Wood Burning 12" Inner 15-3/8" Outer Double Wall 2100 Degree High Temp Pipe The Multi-Sided Series offers an

The Multi-Sided Series offers an economical option without compromising on quality

standard black interior

Outside Dimensions: 58 ½" wide x 30 ¾" High Inside Dimensions: 44" Wide x 16" High

Can be installed in a roof or chase system

77L73 Direct Vent 4.5 / 7.5 36" Rigid Section of Secure Vent Pipe SV45L36 12DM Chimney Pipe Wood Burning 12" Inner 15-3/8" Outer Double Wall 2100 Degree High Temp Pipe The Multi-Sided Series offers anRigid Double Wall 36 Inch Section of Direct Vent Pipe Secure Vent Length 36" By Innovative Hearth Products Direct Vent Pipe Secure Vent 4. 5 7. 5 Vent System 6" Length 6 Rigid DV Vent 12" Length 12 Rigid DV Vent 24" Length 24 Rigid DV Vent 36" Length 36 Rigid DV Vent 48" Length 48 Rigid DV Vent Click here for complete 4. 5 7. 5 Vent System Series