Metal-Fab 4M90 Adjustable Double Wall Elbow 90 Degree 4 Inch

Product Description

The Metal-Fab 4M90 is a double wall adjustable elbow designed specifically for Type B gas vent systems. This product measures four inches and features a 90-degree bend. It has an aluminum alloy inner wall and a galvanized steel outer wall for durability. The five-piece design allows for easy installation and adjustment to achieve the desired angle.

• Adjustable from zero to ninety degrees
• Features a 360-degree rotating collar for optimal vent pipe alignment
• Compliant with UL 441 and NFPA 54/211 standards

Product Highlights

This elbow is applicable for various gas appliances including boilers, furnaces, fireplaces, and heaters. It simplifies installation while ensuring safety and efficiency.

Product Information

Standard Information

• Brand: Metal-Fab
• MPN: 4M90
• Model: M90

Technical Specifications

• Material Thickness: 0.012 inches (inner wall), 0.018 inches (outer wall)
• Size A: 4 inches
• Size B: 4 inches
• Angle: 90 degrees
• Applicable Standard: UL 441, NFPA 54/211
• Type: Adjustable, Double Wall, Round, Short Radius, 5-Piece