Per the mechanical code, the requirement is a 200lb load applied to a 2" disc at the most critical area of a floor register. All of our registers (utility and decorative) meet or exceed this requirement. Our most robust model would be the 210/265 models.
Yes. We recommend that you use insulated flex duct in longer vent run applications to assist in keeping the humidity from condensing inside the duct and to help prevent the pooling of water, which can damage the core.
No, even though our black jacket offering has some inherent UV resistance we do not recommend the use of our product to be used in direct sunlight and cannot guarantee the longevity associated with that application.
Often, noise in Type B gas vent is caused by the relative movement of parts in the system with adjacent parts, with part of the structure, or because of additions or changes to the parts and/or system.