4″ Double Wall Flexible Type B Gas Vent 2-Foot Connector Length from the DWC Collection
MetalBest DWC Double Wall Flexible Gas Vent pipe is designed for easy connection to standard Type B Gas Vent. DWC is listed for use as a “segment” of an unenclosed Type B gas vent system and is fully safety certified for use in conditioned and/or unconditioned attics and crawl spaces. DWC can simplify alignment of most installations by enabling a quick and easy offset between sections of rigid gas vent.
Features:
Materials: Aluminum double wall with 1/4″ air insulation
Maximum Operating Temperature: 400° F above ambient
Fuels: Gas
UL Listed: UL 441
Warranty: 5 Year Limited Warranty
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View the Manufacturer Warranty
Metalbest DWC Collection
Specifications
| Material | Aluminum |
| Configuration | Connector |
| Pipe Class | Type B |
| Pipe Shape | Round |
| Vent Construction | Double Wall |
| Approved for Commercial Use | No |
| Manufacturer Warranty | Limited Lifetime |
| Certifications | UL |
| Length | 24 in. |
| Pipe Inside Diameter | 4 in. |
| Pipe Length | 24 in. |
| Fuel Type | Gas |
| Color | Galvanized |
| Color Tone | Neutrals |
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