Metal-Fab Type B Round 90-Degree Adjustable Chimney Elbow - 7" Inner Diameter - 7M90

The compatibility of Metal Fab Type B product is well known by those who install vents and chimneys. The quality is unsurpassed and compatibility means safety. This 90-degree elbow will vent hot water heaters, furnaces, boilers, gas fireplaces and other Category 1 appliances. You can adjust this elbow from zero degrees to 90 degrees. The collar will rotate a full 360 degrees with gives you complete control of the orientation. It is UL 441 listed.

• Effectively vents Category I appliances such as gas-fired fireplaces, furnaces, water heaters, and boilers
• Adjusts from 0° to 90°
• Collar rotates a full 360° for complete orientation control
• .018" galvanized steel outer wall and .012" aluminum alloy inner wall
• 7" inner diameter
• 1/2" insulating air space
• Double-wall design allows a 1" clearance to combustibles
• Positive twist lock system creates secure connections without tools
• Hemmed flue and casing eliminate sharp edges
• Listed to UL 441
• Limited one-year warranty