Duravent 4PVL-TR Pellet Vent Single Tee with Clean-Out Tee Cap 4

Inside Diameter: 4 ; Use for a 90 degree offset; Branch swivels for alignment; Removable twist-lock clean-out cap; Cannot be interchanged with other manufacturer systems; Rated for continuous use flue temps up to 570 degrees F; Double wall pipe air insulated design; 0.012 430 stainless steel inner wall; 0.018 galvanized steel outer wall;