Metal-Fab Corr/Guard - Model CG/CGV 3-5Inch -Single Wall & Double Wall Special Gas Vent

Corr/Guard products are tested and listed to UL 1738 for positive pressure applications up to 15" w.g.  Corr/Guard features our exclusive Snap-Lock design in single wall and male to female slip connection in double wall, secured with self-tapping sheet metal screws.  Manufactured from superferritic AL29-4C stainless steel flue for corrosion resistance and continuous laser welded seams creates proper joint alignment, increasing product reliability and ease of installation in the field.