4" Pelletvent Pro Increaser Tee Clean-Out Cap, Stainless

This product requires: 1 (3 in Canada) air clearance to combustibles for all diameters. Joint/Connection Overlap: 1-1/2. Joint/Connection Type: Twist-Lock standard on all diameters. Outer Wall: Galvalume Laser Welded. Inner Wall: 304 Stainless Steel, Laser Welded.