4″ Type B Gas Vent Oval Storm Collar from the OV Collection
The storm collar serves as a counter flashing to prevent water from leaking between flashing and pipe. It requires mastic to seal to the vent pipe.
The OV series offers oval gas vent pipe and fittings and can be used for Type B, Type B 2×4, Type BW and Type B 2×6 depending on the pipe size. It features a snap together die formed ends, and is UL 441 listed. Note: Special factory supplied parts are required to use 4″ OV as Type BW vent.
Features:
Materials: Aluminum inner and Galvanized steel outer pipe
Minimum Safety Clearance to Combustibles:
1″ for diameters of 3″ to 24″
2″ for diameters 26″ to 48″
Fuels: Gas
UL Listed: UL 441
Warranty: Lifetime Limited Warranty
Additional Metalbest Links
View the Manufacturer Warranty
Specifications
| Approved for Commercial Use | No |
| Manufacturer Warranty | Limited Lifetime |
| Certifications | UL |
| Material | Aluminum, Galvanized Steel |
| Configuration | Storm Collar |
| Pipe Class | Type B |
| Pipe Shape | Oval |
| Vent Construction | Double Wall |
| Pipe Inside Diameter | 4 in. |
| Fuel Type | Gas |
| Color | Galvanized |
| Color Tone | Neutrals |
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