Use as a ventilation cap as well as Type B vent termination. Protects against waste gases spilling back into the structure through the appliances draft hood.Use as a ventilation cap as well as Type B vent termination. Protects against waste gases spilling back into the structure through the appliances draft hood. See More
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Use as a ventilation cap as well as Type B vent termination. Protects against waste gases spilling back into the structure through the appliances draft hood.
