22" Double Wall B Vent SKU 20GVFF Please select 22" FLASHING FOR 20" B-VENT22" DURA-VENT FLAT FLASHING22" DURA-VENT STORM COLLAR22" DURA-VENT TEE 22" TEE CAP 22" DURA-VENT CAP (1/BOX)22" DURA-VENT PIPE 3' LENGTH Log in to view price